Thursday, December 31, 2009

Wednesday, December 30, 2009

How to Record Video Using VLC in Ubuntu / Debian


VLC can also used for recording videos during Playback. But, By default the record button is hidden in VLC. First you have to enable the Record Button.


How to Enable Record Button in VLC
Select     View->Advanced Control.
The record button will now appear.
Now You can Record movies and videos by clicking on the button dering playback

Clicking again in record button will stop recording.

I have tested it in VLC 1.0.3

Monday, December 28, 2009

How to Install HP Printers in Ubuntu / Debian /Fedora / Suse Linux Using HPLIP


Hewlett-Packard's Linux Imaging and Printing software (HPLIP) is used for driving HP Printers and Scanners in Linux. HPLIP software which supports 1,952 HP printers. Most of the Linux Distributions includes  HPLIP.Only need to upgrade.

Latest Version HPLIP 3.9.2 supports - OpenSuse 11.2, Fedora 12, Debian 5.0.3

  • Printing support for HP printers including: Deskjet, Officejet, Photosmart, PSC, Business Inkjet and LaserJet.
  • Color and monochrome scanning from compatible Officejet, PSC, Photosmart, and LaserJet MFPs.
  • USB, network, and parallel connection types.

Official Site

Installation
First You have to download HPLIP Form Here

Now you can install / Upgrade using automatic Installer


Linux distributions supported by the automatic installer:
  • SUSE Linux (10.3, 11.0, 11, 11.1, 11.2)
  • Fedora (9, 9.0, 10, 10.0, 11.0, 11, 12, 12.0)
  • Ubuntu (8.04, 8.04.1, 8.04.2, 8.10, 9.04, 9.10)
  • Debian (5.0, 5.0.1, 5.0.2, 5.0.3, lenny, lenny/sid, stable, testing)
Now Download file to any folder

open a terminal and type
$sh hplip-3.9.x.run

If the installation shows any error, there may be some missing packages, then you have to install the missing dependencies and retry the installation again.

More installation help

Saturday, December 26, 2009

How to Rip DVD using VLC Player



If you have VLC player, no need of other DVD ripping Software.
It includes a basic ripping facility. 

Select 
Media menu -->Convert/Save--> Disc tab.
  • You can adjust the Starting Position and choose  only specific titles or chapters.
  • Enter file name with  .MPG, and start ripping.
  • Click Save.

How to Setup "Windows" Button in Ubuntu Linux

You can see a Windows button ( button with Windows Emblem and placed between Ctr; & Alt) in the Keyboard. This Tip will help you to utilize that key for opening your Ubuntu Menu in a single touch.

Open a Terminal and Type the following

$ gconftool-2 --set /apps/metacity/global_keybindings/panel_main_menu --type string "Super_L"

Thursday, December 24, 2009

DivX Converter for Ubuntu / Debian Linux :


Convert Your files to DivX on Ubuntu / Debian using  Simple utility DivX Converter. DivX converter is a simple Mencoder GUI to Make Video  with subtitle attach for your  DivX Player . It support Copy AVI  , HDTV, NTSC and PAL format . 

List Of Feature :

1. Easy GUI
2. Convert variety type of video format to avi LIKE : ra;ram;rm;rmvb;moov;mov;qt;mqv;ogg;ogv;m4v;dv;dif;wmv;wma;
wm;asf;ass;wvx;wmx;wax;asx;mpe;mpeg;mpg;m1s;m1v;m1a;m75;m15;mp2;
mpm;mpv;mpa;3gp;3gpp;avi;vfw;avi;sdv;dat;flv
3. Has many different filters to convert to LIKE : High Quality DivX , HDTV , NTSC , PAL and Custom AVI filters.
4. You can merge your subtitle to your favorite video, with many encoding support .

How To install


Dependency :

mencoder libfribidi0

If you have any Problem Download the dependency file libfribidi from here

Tuesday, December 22, 2009

Howto Convert Ext3 filesystem to Ext4 Filesystem without Reinstalling OS in Ubuntu

You can convert your existing Ext3 filesystem to Ext4 with an easy procedure.

Things to remember
  • Unmount the filesystem before convert
  • Filesystem must be non-root
This way you can improve the performance, storage limits and features of your existing filesystem without reformatting and/or reinstalling your OS and softwares.

First, unmount the partition: umount /dev/sda2 (change sda2 with your Drive)

Next, run a filesystem check on it to make sure it is in sane condition.

fsck.ext3 -pf /dev/sda2
Enable new features of ext4 on the filesystem
tune2fs -O extents,uninit_bg,dir_index  /dev/sda2
Run a filesystem check. to make sure that the filesystem is now clean.
fsck -pf /dev/sda2
Now edit your /etc/fstab file and replace "ext3" with "ext4" for /dev/sda1. Other options may differ for your system.
/dev/sda2  /disk ext4 defaults 0 2
Try to mount your new ext4 filesystem: mount /disk

Wednesday, December 16, 2009

How to Hide Secret Data in image and audio files Ubuntu / Debian: Steghide


steganography is the technique used for hiding various data in different type of image and audio files with out changing the basic characteristics of file. Steghide is a utility for steganography. The color- respectivly sample-frequencies are not changed thus making the embedding resistant against first-order statistical tests.

Features include:
* Compression of embedded data
* Encryption of embedded data
* Embedding of a checksum to verify the integrity of the extraced data
* Support for JPEG, BMP, WAV and AU files

How to install steghide in Ubuntu / Debian
Open a terminal
$apt-get install steghide (or Use Synaptic Package Manager)

Basic Usage
$ steghide embed -cf picture.jpg -ef love.txt
  Enter passphrase:
  Re-Enter passphrase:
  embedding "love.txt" in "picture.jpg"... done
This command will embed the file love.txt in the cover file picture.jpg

After you have embedded your love letter love.txt data as shown above  and you can send the file picture.jpg to your lover.

Now How to extract file
steghide extract -sf picture.jpg
Enter passphrase:
the file "love.txt" does already exist. overwrite ? (y/n) y
wrote extracted data to "love.txt".

This will give file information

steghide info picture.jpg
"picture.jpg":
  format: jpeg
  capacity: 1.2 KB
Try to get information about embedded data ? (y/n) y
Enter passphrase:
  embedded file "love.txt":
    size: 34.0 Byte
    encrypted: rijndael-128, cbc
    compressed: yes

Tuesday, December 15, 2009

How to Synchronize a local directory with a remote directory using rsync in ubuntu

Most of the system administrators need to sync some of  their local folder to remote folder. You can do this with a simple command line utility rsync. This will synchronizes files and directories from one location to another , securely by using  delta encoding. It will synchronize files across the network by transferring only data that has changed.

Open a terminal

$sudo apt-get install rsync

$ rsync -r -a -v -e "ssh -l shibu" --delete 192.168.0.5:/var/www/ /home/shibu/public_hrml


$ rsync -r -a -v -e "ssh -l shibu" --delete ceattingal.ac.in:/webroot/ /local/webroot 

rsync command common options

  • --delete : delete files that don't exist on sender
  • -v : Verbose
  • -z : compress file data
  • -e "ssh options" : specify the ssh as remote shell
  • -a : archive mode
  • -r : recurse into directories

Sunday, December 13, 2009

Script for Finding Size of All Folders in Linux

Some users will eat lot of space in the system by storing unwanted files. This bash script will help you find which folder using more space.

Open a terminal
Then cut & Paste the script

for f in * ; do if [ -d "$f" ]; then du -sh "$f" ; fi done | sort -n

Friday, December 11, 2009

How to Change Sudo Password Remembering Time in Ubuntu

When You use 'sudo' command it will ask for password in First time and will remember password for 15 minutes. It is a security hole for sensitive systems.
You can change sudo Password Remembering Time in Ubuntu .

Open a terminal and type
$ sudo visudo

In Ubuntu, visudo uses nano text editor, and what it does is edit the / etc / sudoers.tmp

Check for the line as shown below

Defaults        env_reset


Change it to

Defaults        env_reset , timestamp_timeout = X

Where X is the time that we remember the sudo password, if we put 0 (zero) that we always get the request.

Finally to save the changes, press Ctrl + X and said yes.

Sunday, December 6, 2009

How to Recover Ubuntu after a Partial Upgrade

If your Ubuntu machine is nor working properly after a partial upgrade and have a have broken the system dependencies tree, You can recover it by using a  simple command that reinstalls all the installed packages and reconfigures them automatically.This will take a long time to complete.

$sudo dpkg-reconfigure -phigh -a

You can try the following command first
$ sudo apt-get install -f

Saturday, December 5, 2009

How to setup Google Public DNS in Ubuntu 9.10 Karmic Koala

DNS (Domain Name Server) is basically a system to convert domain names into IP addresses. Domain names are easier to understand, memorize and write for humans while computers only use IP addresses to communicate.

In most of the  case, Internet Service Providers  providing the DNS servers to the customer. User can change it, the  reasons to switch to other DNS servers for performance, privacy and censorship. Most of the people using OpenDNS as the first alternative, But Now Google Public DNS is available and the performance is much better.

Now How to set up Google Public DNS in Ubuntu

Select System-->Preferences-->Network Connections


Select  the type of connection you have. For this example, we will use ‘Wired’.
Under ‘Wired’, highlight ‘Auto etho’ and click on ‘Edit’.

Now,  Inside 'Editing Auto etho' window, click on ‘IPv4 Settings’ tab. and select 'Automatic (DHCP) address only'



Put these nameserver addresses as your ‘DNS Servers’:8.8.8.8, 8.8.4.4

Click ‘OK’ and reboot your machine.

NOTE:

For avoiding  your settings get revoked after reboots, you may need to make the following changes via the command line:
$ sudo cp /etc/resolv.conf /etc/resolv.conf.auto
$ gksudo gedit /etc/dhcp3/dhclient.conf
# append the following line to the document
prepend domain-name-servers 8.8.8.8, 8.8.4.4;
# save and exit
$ sudo ifdown eth0 && sudo ifup eth0

Small Usb Keyboard for Gmail users - Gboard


Gboard is a small simple device for help gmail users. It is a USB device. The Gboard has 19 buttons and each corresponds with a task in Gmail. From the board, you can search, go to results, go to starred mail, compose a message, reply, reply to all, forward a message, star and archive messages, delete and mark messages as spam, flip through your messages , select messages and go right to the inbox.

Thursday, December 3, 2009

Arrange Your Desktop windows with X-tile in Ubuntu / Debian


X-tile is a useful gnome applet for your panel (or optionally a standalone application) that allows you to select a number of open windows and tile them in different ways. This is especially useful for comparing products in separate web pages,or for programmers refering to documentation as they are programming.
now double-click on deb file and install with gdebi installer.

or open a terminal and use sudo dpkg -i filename.deb
X-tail can be run by selecting
Applications-->accessories-->x-tile

Wednesday, December 2, 2009

Download youtube video in ubuntu / Debian using UTube Ripper


Utube Ripper is an application written in Gambas that works exclusively on Linux. It's useful to download and convert Youtube videos in a simple and efficient way. You can also  convert them into a non-flash format. You can use the "Rip audio only" option to extract audio from a YouTube video and can convert  into an MP3 format.


Download .deb file from here

now double-click on deb file and install with gdebi installer.


or open a terminal and use sudo dpkg -i filename.deb

Monday, November 30, 2009

How to Print Large Posters in Ubuntu / Debian Linux



PosteRazor cuts a raster image into pieces which can afterwards be printed out and assembled to a poster. As input, the PosteRazor takes a raster image. The resulting poster is saved as a multipage PDF document. An easy to use, wizard like user interface guides through 5 steps.

It is a nice utility with lot of features and easy to use. it having a great file format support. 

Supported Formats
BMP, DDS, Dr. Halo, GIF, ICO, IFF, JBIG, JPEG/JIF, KOALA, LBM, Kodak PhotoCD, PCX, PBM, PGM, PNG, PPM, PhotoShop PSD, Sun RAS, TARGA, TIFF, WBMP, XBM, XPM
Image Types
Monochrome, Grayscale, 4 Bit palette, 8 Bit palette, 24 Bit RGB, 48 Bit RGB (only via TIFF and PNG), 32 Bit CMYK (only via TIFF) 
Dimension Unitsm, mm, cm, inch, ft, pt(72th inch)

It supports the following page Lay outs
DIN A4, DIN A3, Legal, Letter, Tabloid

Output Format
PDF

How to Install PosteRazor in ubuntu/debian Linux

open a terminal  and type
$ sudo apt-get install posterazor

or use Synaptic Package Manager for Installation.

How to Start Go Programming - A Video Introduction

Here You can see a Video Introduction to Go Programming. This will help you to start Go Programming. 56 Minute Duration.
LINK


Simple LAMP (Linux Apache MySql PHP) Installation for Ubuntu 9.10 Karmic Koala

 LAMP Server ( LINUX APACHE MYSQL PHP) is essential for web developers.  You can use lot of methods to install LAMP Server. But I think the following is the most simplest method.

Open a terminal and  type the following

$ sudo tasksel install lamp-server

Sunday, November 29, 2009

Handbrake : Rip DVD to MP4, MKV, AVI, OGM in Ubuntu 9.04 Karmic Koala

HandBrake is a multithreaded video transcoder, This  will allow us to rip DVD to MP4, MKV, AVI or OGM. It is open source and is under the GPL. To use this program only need the DVD VIDEO_TS folder with the files or a DVD image to pass to the other formats are MP4 and MKV, MPEG-4, H.264, AAC audio or Theora, MP3, Vorbis or AC-3 and DTS.



How to Install in Ubuntu/debian

Download Deb file for ubuntu/Debian Here 32Bit    64Bit
Now double click on deb file and install with gdebi or
Open a terminal and type
$sudo dpkg -i HandBrake-0.9.4-Ubuntu_GUI_i686.deb

Wednesday, November 25, 2009

UNP a Universal File Unpacking Utility for Ubuntu / Debian

Unp is a small perl script which makes extraction of any archive files in easy way. It support several compressors and archiver programs, chooses the right one(s) automatically and extracts one or more files using a single command. It supports rar, zip, tar.gz, deb, tar.gz2, rpm etc..

How to Install unp in ubuntu / Debian

$ sudo apt-get install unp

Usage Method 1 (unpack all archives in a directory)

$ unp *.*

Method 2 (unpack, for example, all .rar archives in a directory):

$ unp *.rar

Method 3 (unpack 1 archive):

$unp archivefile

Method 4 (unpack several archives at the same time):

$unp archivefile1 archivefile 2

More examples
unp *.tar.gz, unp *.tar.bz, unp *.rpm, unp *.deb, unp *.zip, unp *.rar

$man unp ( for more help)

A simple error noted in unp is , It doesn’t extract RAR archives with full path

Tuesday, November 24, 2009

How to start PHP Programming. Write your First Program in PHP

Here I will show how to start php programming. Lot of my friends like php, but there is a starting trouble. This will help you to write your first php program.

You need to install LAMP (Linux Apache, Mysql, PHP )Server.
Click Here How to install LAMP Sever in Ubuntu Linux

Now you can check your Apache webserver

Open a browser (firefox) and type http:// 127.0.0.1 in address bar

It Shows " It Works "

Now you can test your PHP

See your server root is pointed to the folder /var/www by default. So you have to save your programs in /var/www. But There is a problem, you can't write in to the folder /var/www as ordinary user, it needs root privilege . (I am using gksu for solving this proble, it will ask for your sudo password)

open a terminal type the following

$cd /var/www

$ gksu gedit helloworld.php

write the program
<?php
echo "hello world";
?>
now save and quit

open browser (firefox)

type the following in the address bar
http://127.0.0.1/helloworld.php

Now You will get the result in the browser

" hello world"

Now your First PHP program is Working

write valuable comments for helping php beginners

How to manage your Mobile internet connection in Ubuntu with Launch2net

Launch2net for Ubuntu Linux is a professional mobile Internet Connection Manager for Ubuntu users. launch2net will recognize your type of modem or ExpressCard as well as the SIM card and does not need intricate driver installations or configurations.

A user friendly graphical frontend gives most important information at a glance, like network information, signal strength, online time and data throughput.

It is Simle to use, no long searches for modem drivers or connection settings. launch2net gets you online simple and fast with a few clicks.

L2N have a simple SMS text message manger. You can use launch2net to send, receive and manage your SMS text messages with support of multipart and multigroup messages.

Try to connect your Mobile connections RELIANCE, TATA INDICOM, BSNL with this and write your valuable comments


How to insta;; Launch2net in ubuntu

Download the deb file form here

Now double click on the downloaded file and proceed with gdebi installtion

or Open a terminal and type

$ sudo dpkg -i launch2net2_1.6.0-0_i386.deb

Sunday, November 22, 2009

How to Manage Bluetooth Device in Ubuntu 9.10 Karmic Koala with Blueman

Now a days most of devices comes with bluetooth facilty. If you have a mobile phone and a Laptop, You must Blueman, It will help you a lot.

Blueman is a GTK+ Bluetooth Manager
Blueman is designed to be simple and intuitive for everyday bluetooth tasks such as:

* Connecting to 3G/EDGE/GPRS via DUN profile.
* Connecting to/Creating bluetooth networks
* Connecting to input devices
* Connecting to audio devices
* Sending/Receiving/Browsing files via OBEX
* Pairing

How to Install Blueman in Ubuntu

Go to System—>Administration—>Software—>Sources.Now click on Third-Party Software tab, and add the following

deb http://ppa.launchpad.net/blueman/ppa/ubuntu jaunty main

Now reload the repositories
or
open a terminal and type
$ sudo apt-get update
$ sudo apt-get install blueman

Now open System --> Preference --> Bluetooth Manager

Saturday, November 21, 2009

What is new features in Mandriva 2010

Popular Desktop Linux distribution Mandriva 2010 released . See some new features in mandriva 2010.

Easy and stylish new Installer

Mandriva introduced a Live Upgrade , which help you to upgrade packages easily.

xguest package based Guest accounts, it offers safe temporary access to the system via gdm or kdm.

Mandriva 2010 is based on Linux 2.6.31 improved its wireless Support with easier wifi key setup.

mandriva is the first distribution who integrate the Moblin 2.0 environment designed for mobile desktop platforms,

Improved boot time offers a lightning startup

Krandr ( Desktop resolution dynamic changer ) will be more integrated into KDE4.

Openoffice 3.1 included

Mandriva comes with KDE 4.3.2

Improved Diskdrake offers a user friendly disk partitioning with Raid and 2TB Disk support

The Plymouth boot splash technology, which provides a graphical boot animation during the boot process.

Mandriva 2010 will have GNOME 2.28. It contains the latest version of GTK+ with client-side window.

How to Install Skype in Fedora 12

The new version of Fedora 12 is released. You can install famous communication software skype in fedora 12 using some simple steps.
  • Hardware requirements
  • 1 Ghz processor or faster.
  • 256 MB RAM.
  • 20 MB free disk space on your hard drive.
  • Microphone and speakers or headset.
  • Internet connection – broadband is best (GPRS is not supported for voice calls).
  • Video card driver with Xv support.
  • Software requirements
  • Qt 4.2.1+
  • D-Bus 1.0.0
  • libasound2 1.0.12
  • PulseAudio 0.9.10+ (optional)
  • PulseAudio 0.9.15+ (optional recommended)

Technical details
Version 2.1.0.47

Download Skype for fedora from here

Double Click and Install

Friday, November 20, 2009

How to Install Skype perfectly in ubuntu 9.10 Karmic Koala

The world famous communication software skype can easily install in ubuntu 9.10 Karmic koala with simple steps. Skype can be used for Free calls, video calls and instant messaging over the internet. Plus great value calls to phones anywhere in the world. with a broadband internet connection you can make low cost calls to land phones and mobile phones.

First you have to add medibuntu repository.
you can choose one of the following methods for adding medibuntu repository

Open a terminal and type
$ sudo wget http://www.medibuntu.org/sources.list.d/hardy.list -O /etc/apt/sources.list.d/medibuntu.list
$ sudo apt-get update

$ sudo apt-get --yes -q --allow-unauthenticated install medibuntu-keyring
$ sudo apt-get -q update

OR

# gksu gedit /etc/apt/sources.list
and add the line
deb http://packages.medibuntu.org/ karmic free non-free

OR

Open System -->Administration-->Synaptic Package Manager and then Settings --> Repositories -->Other Software --> ADD --> deb http://packages.medibuntu.org/ karmic free non-free

After Adding Medibuntu

$ sudo apt-get install skype

Now Your skype is ready for use

$ skype

If you have a any difficulty you can directly download the deb file and install

Download the deb file for skype from here

now double click on the deb file

or
open a terminal and type

$ sudo dpkg -i skype-debian_2.0.0.72-1_i386.deb

Wednesday, November 18, 2009

What is new in Fedora 12


Fedora 12 released with lot of new features. Fedora 12 is aiming intel's next generation processor Atom.

Networ manager made easier access to both normal LAN connections and mobile broadband . Bluetooth PAN support offers a simple click through process to access the Internet from your mobile phone. IPv6 support has also been improved.

Improved video support with Next-generation (Ogg) Theora video. Superb Graphics with Kernel mode setting (KMS) support and support for latest 3D and HD Graphics cards.

Easy and Simple bug reporting Tool is introduced for low end users. Enhanced Audio Support with PulseAudio system. Smarter updating with yum support.

Bootable USB creating Tool, Enhanced Wi-Fi Support with built in Broadcom firmware.
Improved webcam support.

See More here

Sunday, November 15, 2009

Play Windows Games in Linux using PLAYONLINUX - How to install Playonlinux in Ubuntu 9.10

PlayOnLinux is a Free Sofware which allows users to easily install and use lot of Windows games and softwares in Linux. Few games are compatible with GNU/Linux at the moment and it certainly is a factor preventing the migration to this system. PlayOnLinux brings an accessible and efficient solution to this problem, cost-free and rescpetful of the free softwares.
  • You don't have to own a Windows® license to use PlayOnLinux.
  • PlayOnLinux is based on Wine, and so profits from all its possibilities yet it keeps the user away from its complexity while exploiting some of its advanced functions.
  • PlayOnLinux is a free software.
  • PlayOnLinux uses Bash and Python
How to install Playonlinux in Ubuntu 9.10 Karmic Koala

Open a Terminal and type the following

$ sudo wget http://deb.playonlinux.com/playonlinux_karmic.list -O /etc/apt/sources.list.d/playonlinux.list

$sudo apt-get update

$ sudo apt-get install playonlinux

OR Your can download the deb package from here

$ sudo dpkg -i PlayOnLinux_3.7.deb

Saturday, November 14, 2009

how to install google Go in Ubuntu

We have decided to promote the next generation programming language Go from google. Our most experienced computer Professional prof.Sunil T T write a howto for installing google Go in Ubuntu. Ubuntu is the popular operationg system for common man, that is why he wrote a how to for porting Go in Ubuntu. Try Go and write comments, We can start Go Now see the how to here How to install go in Ubuntu Click Here

Thursday, November 12, 2009

Go: New programming language from google


This language should allow compilation speed even for large binary files, have a good support for multi-processing, management and innovative light-oriented programming (OOP).
Currently, there are two official compilers: Gccgo, which relies on GCC as a back-end, and a suite of compilers, 6g and 8g, respectively developed for x86 64-bit and x86 32-bit. Google should also release the short-term support for ARM chips and devices Android.

sample Code Hello world

// varkala.go /
package main
import fmt "fmt" / / package that implements the functions of I / O.
func main () {
fmt. printf ( "Hello World \ n");
}
see official site http://golang.org/

Wednesday, November 11, 2009

Remaster ubuntu 9.10 Karmic Koala with remastersys

Previously some there was some problem for remastering Ubuntu 9.10 (Karmic koala). Karmic Koala is using Grub 2, remastersys is designed for grub 1. Now Remastersys is redesigned for ubuntu 9.10 with grub 2 and it is working. you need Remastersys version 2.0.13-1 or higher.
All other options are just like previous versions. see here

how to install latest version remastersys in ubuntu 9.10
add the following repository to your apt source by editing /etc/apt/sources.list or
add repository using System-->Administration-->Synaptic package Manager --> Settings -->Repositories-->Third-party-software-->Add

deb http://www.geekconnection.org/remastersys/repository karmic/

$sudo apt-get update
$sudo apt-get install remastersys (or use synaptic)

I have created a Ubuntu 9.10 Live CD with Multimedia Support, java, LAMP server, GCC and lot more.......

Monday, November 9, 2009

Change your xsplash Boot Screen with your desktop change in ubuntu 9.10 Karmic Koala


Ubuntu has gained new splash screen software called xsplash, and is introduced in ubuntu 9.10 karmic Koala. Here a simple nice script for changing your xsplash screen with respect to your desktop wallpaper. Every time you change the desktop wallpaper, it will automaticaly change the xsplash screen.

Download This Script

1. Download and extract the file wallpaper_daemon.py
(use command tar -xzvf 114984-wallpaper_daemon_1.2.tar.gz)
2. Copy wallpaper_daemon.py file to a safe place, it won’t get deleted.
3. Now change the file permission of wallpaper_daemon.py.
[ use command chmod +x wallpaper_daemon.py]
4. Now Install it. Run ./wallpaper_daemon.py --install
5. Add wallpaper_daemon.py to the startup programs
[System > Preferences > Startup Applications]
6. Restart

Now set up your desktop wallpaper, same time your xsplash screen will also change

Friday, November 6, 2009

Nice Tool for eeePC Linux Users : eee-control

eee-control is an easy-to-use utility for controlling Eee PC hardware under Linux. It can toggle hardware (WiFi, Bluetooth, etc.) ON and OFF, lets you configure all hardware hotkeys, enables aggressive powersaving, and more. Almost all Eee PC netbook models are supported to varying degrees.Ubuntu9.04 and higher will support eee-control with out any kernel modification.

Download the deb file from here


after downloading open a terminal
$sudo dpkg -i eee-control_0.9.4_all~jaunty.deb

Tuesday, November 3, 2009

Howto Enable and Disable ROOT Account in Ubuntu

Enabling the root account in ubuntu is rarely necessary. Almost everything you need to do as root of an Ubuntu system can be done via sudo or gksudo. If you really need a persistent root login, the best alternative is to simulate a root login shell using the following command...
$sudo -i ( same as sudo su)

To enable the root account

$ sudo passwd root

To Disable the root account

$
sudo usermod -p '!' root

Monday, November 2, 2009

How to make your own splashimage for GRUB2 on ubuntu 9.10

This how to help you to add your own grub splash image(image in the boot menu).

1. Open any picture in GIMP
2. Resize canvas size to 640x480 ( If you are an expert you can add higher resolutions)
3. Now Save as .png or .tga format (in some versions jpg also works)

now copy the file to /boot/grub folder (eg: $sudo cp /home/shibu/xxx.tga /boot/grub)

For appearing new splashimage, you need to edit the file /etc/grub/05_debian_theme

$gksudo gedit /etc/grub.d/05_debian_theme

Now Find the following (it may be near 15th lane)

for i in {/boot/grub,/usr/share/images/desktop-base}/moreblue-orbit-grub.{png,tga} ; do

to replace 'moreblue-orbit-grub' with the name of your splashimage :

for i in {/boot/grub,/usr/share/images/desktop-base}/ceattingal.{png,tga} ; do

Now Run grub-mkconfig for writing the changes to grub-conf

$ sudo grub-mkconfig -o /boot/grub/grub.cfg

Now Everything Over, You can Reboot Now.

Saturday, October 31, 2009

How to Play DVD in Ubuntu 9.10 Karmic Koala


There is no default support od DVD in Ubuntu 9.10. You have to install the following for getting the DVD Support.

First You Have to add the medibuntu repositories
Howto add medibuntu repository

Then open a terminal and run the following Command

$ sudo apt-get install libdvdcss2 && sudo /usr/share/doc/libdvdread4/./install-css.sh
Now your system is DVD Ready. Play and Enjoy DVD Movies.

Friday, October 30, 2009

How to make Ubnutu 9.10 Karmic Koala Multimedia Ready


Ubuntu 9.10 Required the following steps to Run Multimedia files like MP3, AVI, Mpeg, 3gp etc...

In Ubuntu 9.10 "Karmic Koala", the universe, multiverse and restricted repositories are activated by default.


For installing Multimedia files you need to add medibuntu repositories.

Run the following in command mode it will add medibuntu repositories in your sources list

$ sudo wget http://www.medibuntu.org/sources.list.d/karmic.list --output-document=/etc/apt/sources.list.d/medibuntu.list

then Add the GPG Key:

$ sudo apt-get update && sudo apt-get install medibuntu-keyring && sudo apt-get update

Run

$ sudo apt-get update

Now you can Install non-free-codecs

$ sudo apt-get install non-free-codecs

It will enables your system to support for MP3 and various other audio formats, unrar. Java runtime environment, Flash plugin, Microsoft fonts, w32codecs etc!

You can install more codecs and DVD Support by using

$ sudo apt-get install libdvdcss2 libxine1-ffmpeg gxine mencoder

It will help you to run DVDs, AVI files and other mpeg codecs.

Now Install Famous VLC player and Mplayer

$ sudo apt-get install vlc mplayer

You can Install following interesting and useful utilities

Audio Editing Software Audacity

$ sudo apt-get install audacity

Adobe Acrobat Reader

$sudo apt-get install acroread acroread-plugins

If you have problem with any package add the following to you repositories

open /etc/apt/sources.list and add the following

deb http://ppa.launchpad.net/rvm/libs/ubuntu karmic main
deb http://ppa.launchpad.net/c-korn/vlc/ubuntu karmic main

OR Open Applications -->Ubuntu Software Center and then select
Edit --> Software Sources and Then Select the tab
Other Software and ADD the above repositories
Run the Following Commands for avoiding Key Problems
$ sudo apt-key adv --recv-keys --keyserver keyserver.ubuntu.com 0DA7581859566E92
$sudo apt-key adv --recv-keys --keyserver keyserver.ubuntu.com D739676F7613768D

Wednesday, October 28, 2009

Howto make deb file from source code in ubuntu / debian Linux with Checkinstall

First You have to install checkinstall

$ sudo apt-get install checkinstall ( Or Install from synaptic Package manager)

Download the source file, such as example.tar.gz and extract it.

$ wget http://www.example.com/downloads/example.tar.gz
( Or use any common method you have used for download a file)

Now Extract the tar.gz file (it will automatically create a folder with first part of filename)
(for getting # prompt type sudo su and give your password)
#tar -xzvf example.tar.gz
#cd example

#./configure
#make
#sudo checkinstall

Now it creates a deb file and the package will install automatically.

See the man page more details about checkinstall , please man it.

Monday, October 26, 2009

Ubuntu 9.10 ( Karmic Koala) What is New in it : Review

The main features of Ubuntu 9.10 (Karmic Koala)

Faster Bootup & Faster Shutdown
Upstart the new speed boot technology is one of the main attraction of ubuntu 9.10. Upstart is used for replacing the old System-V init system that is commonly used on most of the Linux distributions. Upstart will give a lightning fast boot up to ubuntu.

XSplash replaces USplash
XSplash will solve rhe problems of usplash and this is a major step towards the ten-second boot process Ububtu aimed in Ubuntu 10.04, which is expected in April of 2010.

EXT4 File System and GRUB2
Finally ext4 is the default filesystem in Ubuntu 9.10. Ot will increase the speed and performance of Operating System. Supports 1 Exbibyte drive Capacity.
Grub 2 is now used for your boot menu.

New Kernel: 2.6.31
Ubuntu 9.10 uses the latest kernel 2.6.31 with Kernel Mode Settings enabled for Intel graphics cards, it also protects from rootkit attacks.

Gnome 2.8
.1
  • Features of Gnome 2.8 : New Bluetooth module to help users manage their Bluetooth devices. it supports hundreds of Bluetooth devices, it also supports Internet through mobile phone.
  • New Time Tracker applet, which helps you track your time and tasks.
  • Another big change is that the replacement of Pidgin Instant Messenger with Empathy.
  • The webcam photo and video application Cheese has been improved as well.
Software Center
This is one of the major addition, Software center replaces Add/Remove Software tool and Synaptic package Manager. Now Software installation become professional and user-friendly .

Ubuntu One
Ubuntu One is a simply to sync files and folders on more than one PC. For Using Ubuntu One you will have to sign up for an account. Two type of Accounts are available in Ubuntu One, free account (which gives you 2GB of space) or, for $10.00 USD per month, you can get 50GB of space.

More More..........
  • Another new feature in Karmic is the addition of the Gnome-Disk-Utility, also known as Palimpsest Disk Utility .
  • Network manager has undergone some nice beautification, now it is more user friendly, WIFI spots and security-key's has been very much simplified.
  • Font Installation now takes just one click .
  • Karmic Koala ships with Firefox 3.5.3 as the default browser.
  • New Bootscreen, Themes, Wallpapers and Icons
  • 6 Step Installation
  • New options are also available during install – such as creating an encrypted home partition.

Sunday, October 25, 2009

31 High Resolution Windows7 Wallpapers


31 good looking wallpapers for Windows7. Architecture (6) , Characters (6 ),Landscapes (6), Nature (6 ) , Scenes (6 ) ,Windows (1) Resolution : 1920x1200 Size : 38.6MB

Download:
http://hotfile.com/dl/12407836/a348fc1/37.w7wallpp.rar.html
Or
http://uploading.com/files/4ca35377/37.w7wallpp.rar/
Or
http://www.easy-share.com/1907746474/37.w7wallpp.rar

Collection of Animated Wallpapers for Mobile Phone

Collection of 400 Animated Wallpapers for Mobile Phone
Download:
hxxp://hotfile.com/dl/9882533/d4bd64d/best_400_screesavers_for_mobiles.zip.html
Or
hxxp://uploading.com/files/V0SD3X6V/best_400_screesavers_for_mobiles.zip.html
Or
hxxp://depositfiles.com/files/djwu37h77

Saturday, October 24, 2009

Run Ubuntu as an Windows Application : Portable Ubuntu

Portable Ubuntu is a Free application Software for Windows, runs an entire Linux operating system as a Windows application. It is superb, and it is portable application , so you can carry it on your thumb drive. You can run Linux applications on your Windows desktop, Portable Ubuntu is a stand-alone package.

download the package from here

Wednesday, October 21, 2009

5 useful pdf manipulating tools for ubuntu / debian Linux

pdfedit
PDFedit is free and open source tool for manipulating PDF documents. You can use it to read, change and extract information from a PDF file.PDF Editor is run in english language by default, but by setting environment variable LANG before launching the program, you can tell PDF Editor to look for specific language file.

Howto install pdfedit in ubuntu / debian
open a terminal
$sudo apt-get install pdfedit ( or open synaptic package manager and search for pdfedit)

poppler-utils
poppler-utils is a package contains pdftops (PDF to PostScript converter), pdfinfo (PDF document information extractor), pdfimages (PDF image extractor), pdftohtml (PDF to HTML converter), pdftotext (PDF to text converter), and pdffonts (PDF font analyzer). After installation all the utilities can be used in command line.

Howto install poppler-utils in ubuntu / debian
open a terminal
$sudo apt-get install poppler-utils ( or open synaptic package manager and search for poppler-utils)

pdftk
Pdftk is pdf tool kit for doing everyday things with PDF documents. pdftk can be used for Merge PDF Documents, Split PDF Pages into a New Document, Encrypt Output as Desired
Fill PDF Forms with FDF Data or XFDF Data and/or Flatten Forms, Apply a Background
Attach Files to PDF Pages or the PDF Document, Unpack PDF Attachments, Burst a PDF Document into Single Pages, Repair Corrupted PDF (Where Possible).

Interface used is Command Line

Howto install pdftk in ubuntu / debian
open a terminal
$sudo apt-get install pdftk ( or open synaptic package manager and search for pdftk)

Eg:
Merge Two or More PDFs into a New Document
$ pdftk 1.pdf 2.pdf 3.pdf cat output 123.pdf

More Help Here


QPDF
QPDF is a command-line program that does structural, content-preserving transformations on PDF files. It could have been called something like pdf-to-pdf. QPDF is capable of creating web-optimized) files and encrypted files. QPDF also supports a special mode designed to allow you to edit the content of PDF files in a text editor.
Interface used is Command Line

Howto install qpdf in ubuntu / debian
open a terminal
$sudo apt-get install qpdf ( or open synaptic package manager and search for qpdf)

see more here


pdfsam
pdfsam is an open source tool designed to handle pdf files. Pdfsam basic is a simple tool designed to split and merge pdf files. It's written in Java and it provides a Graphical interface (GUI) and a shell interface (Console). It's platform independent and it runs on every platform where a Java Virtual Machine is available. It’s released in 2 versions.

split your pdf documents (into chapters, single pages, etc.). merge many pdf documents or subsections of them. extract sections of your document into a single pdf document. save and load your environment to automatize your recurrent jobs.

Howto install pdfsam in ubuntu / debian
open a terminal
$sudo apt-get install pdfsam ( or open synaptic package manager and search for pdfsam)

Friday, October 16, 2009

How to Install IDLE ( Python tool) in ubuntu / debian Linux

IDLE is an integrated development environment for Python, which is bundled with python for Windows since 2.3. It is not included in the python included with most of Linux distributions. It is completely written in Python and the Tkinter GUI toolkit.

For installing IDLE in ubuntu

$sudo apt-get install idle3 ( for python3 users)
$sudo apt-get install idle idle-python2.6 (for old version python)

Registration Started for Ubuntu 9.10 ( Karmic Koala) Free CD

The New Version of Ubuntu is available free of charge, you will get a CD of the latest version (9.10 (Karmic Koala)) with no extra cost, but the delivery may take up to ten weeks, so you should consider downloading the CD image if you have a fast Internet connection.Don't Misuse this facility.

Click Here for Registration

Monday, October 12, 2009

Howto record desktop activities in Ubuntu / Debian with Recordmydesktop


If want to make a simple video tutorial, you can easily do it with a simple utility RecordMyDesktop. This will record all the screen activities with sound. You can control quality of video and audio. when you press on record button it will start recording, disappear the windows and appear an icon shown bow in taskbar. Output file format is .ogv. You can convert it to any format like avi, 3gp etc..
When you press stop button in the taskbar, it will stop recording and show a screen below. Wait for complete encoding.

Now your screencast is ready.

Howto install recordmydesktop in ubuntu

open a terminal and type
$ sudo apt-get install gtk-recordmydesktop ( Or you can use synaptic package manager and search for ' recordmydesktop' and select gtk-recordmydesktop.

recordmydesktop is a command line utility, gtk-recordmydesktop is its frontend.

Howto convert .ogv to .avi
$ mencoder -idx out-2.ogv -ovc lavc -oac mp3lame -o output.avi

Thursday, October 8, 2009

5 Useful Tools to Access Linux Partition from Windows

If you currently have Windows OS running and you need some files for your work which you have stored on the Linux installation, you no longer have to shut down Windows and boot Linux!

Explore2fs

Explore2fs is a GUI explorer tool for accessing ext2 and ext3 filesystems. It runs under all versions of Windows and can read almost any ext2 and ext3 filesystem.
Download From Here

Latest Version : 1.7 Size : 380 KB

Ext2 Installable File System For Windows (Ext2IFS)
It provides Windows NT4.0/2000/XP/2003/Vista/2008 with full access to Linux Ext2 volumes (read access and write access). It also support ext3 File System. This may be useful if you have installed both Windows and Linux as a dual boot environment on your computer.

Read More & Download

DiskInternals Linux Reader
DiskInternals Linux Reader is a program plays the role of a bridge between your Windows and Ext2/Ext3 Linux file systems. This easy-to-use tool runs under Windows and allows you to browse Ext2/Ext3 Linux file systems and extract files from there.



Download From here

Ext2Fsd
Ext2Fsd is an ext2/ext3 file system driver for Windows 2000, XP, Vista. It’s a free software and everyone can distribute and modify it under GPL2.
Download From Here

rfsd : Access RiserFs from Windows

ReiserDriver is an Installable File System Driver (IFSD), used to easily read ReiserFS disk partitions under Microsoft Windows (2K/XP) by allowing ReiserFS partitions to appear as additional disks to the Windows operating system.

Download From Here

Tuesday, October 6, 2009

How to Use Multiple Templates in Joomla Site

Most of the Joomla sites use single template for all the pages. But Joomla supports more than ONE Template in a site. The following steps help you to use more than one template in a joomla site.

First of all, you need to install all the templates that you want to use (Extensions --> Install/Uninstall and upload the template package). After installation, you can assign them to the pages/menus/components where you want to use the different templates.

You Can assign Different templates to Different Menu items. Click on Extensions--> Template Manager. Now Select the Template which you want to assign to a particular page (menu item). Once you have Selected the template, e.g. FSUG, on the left side of your screen you can l find a Menu Assignment window.Here, click on Select from List, and then choose the menus / pages where you want the template to use and click Apply or Save. This can be done for each template that you want to assign to the different pages. Make a New Look and feel for your web site and Enjoy.

Monday, October 5, 2009

dmesg: Command for Reviewing Boot Messages

The dmesg command displays the system messages contained in the kernel ring buffer. If you want to see the boot messages immediately after booting your computer you can use dmesg

dmesg ("diagnostic message") is a command on Unix-like operating systems that prints the message buffer of the kernel. This buffer contains a lot of important messages from those output during boot, this can be used for diagnostic purpose.

Howto use

open a terminal and type the following

$ dmesg

see sample part
$ dmesg |more
[ 0.000000] BIOS EBDA/lowmem at: 0009fc00/0009fc00
[ 0.000000] Initializing cgroup subsys cpuset
[ 0.000000] Initializing cgroup subsys cpu
[ 0.000000] Linux version 2.6.28-11-generic (buildd@palmer) (gcc version 4.3.3 (Ubuntu 4.3.3-5ubuntu4) ) #42-Ubuntu SMP Fr
i Apr 17 01:57:59 UTC 2009 (Ubuntu 2.6.28-11.42-generic)
[ 0.000000] KERNEL supported cpus:
[ 0.000000] Intel GenuineIntel
[ 0.000000] AMD AuthenticAMD
[ 0.000000] NSC Geode by NSC
[ 0.000000] Cyrix CyrixInstead
[ 0.000000] Centaur CentaurHauls
[ 0.000000] Transmeta GenuineTMx86
[ 0.000000] Transmeta TransmetaCPU
[ 0.000000] UMC UMC UMC UMC
[ 0.000000] BIOS-provided physical RAM map:
[ 0.000000] BIOS-e820: 0000000000000000 - 000000000009fc00 (usable)
[ 0.000000] BIOS-e820: 000000000009fc00 - 00000000000a0000 (reserved)

Sunday, October 4, 2009

Google voice - Offeres a Personal Telephone Exchange for Users - Challenge to Telecom Companies


Google Voice is all set to change the face of modern communication. This is a free service that uses VoIP calls to interconnect phone numbers. Google Voice is a service that gives you one number for all your phones, voicemail that is easy as email, and many enhanced calling features like call blocking and screening, voicemail transcripts, call conferencing, international calls, and more.

With Google Voice, you get all your calls through a single number. Just add your other numbers to Google Voice and then make your own rules for how your phones ring. Click the Settings link on the right side of the page and click the Phones tab to change your phone settings and add the numbers you want to forward your calls to.

Google Voice was launched in March 2009, now it is available in the invite only mode and only available in USA. Google voice is derived from Grand Central which was acquired by Google in 2007. All the previous members of GrandCentral were given an account along in Google Voice service.

Users of Google Voice are able to select a single phone number, from various area codes. When a Google Number is called, any phones set by the user will ring. The user can set a particular phone to ring based on the caller, time of the day etc. The user also has the option for voicemail, block calls, call forwarding etc.




Multiget: Graphical Download Manager for Ubuntu / Debian Linux


MultiGet is an easy-to-use GUI download manager for ubuntu / debian linux. It is Look and work like famous windows download manager flashget.

It supports resuming downloads, It supports HTTP/FTP protocols . It supports multi-task with multi-thread on multi-server. You can reconfigure the thread number without stopping the current task.

MultiGet runs natively on Linux, and it supports multiple operating system too. It was tested on many system such as : Windows XP, ubuntu ,kubuntu, xubuntu, Fedora, opensuse, mandriva, MEPIS , PCLinuxOS, CentOS, Puppy, FreeBSD, MacOS etc.

MultiGet is available from Ubuntu universe respository

Howto Install in Ubuntu
$ sudo apt-get install multiget

or you can use Synaptic Package Manager

Friday, October 2, 2009

Filelight: Graphical Disk Usage Analysis for Ubuntu / Debian Linux


Filelight is a little program that analyses your hard drive and shows the Disk Usage in Graphically, It Shows how much space each folder is taking up. Some large temporary files and used iso files will eat your harddisk space. You can easily find which folder is the culprit.
it's a very good graphical program that helps you look at and understand how much space different files and folders are taking up on your hard disk.

$ sudo apt-get install filelight or you can use synaptic package manager

Monday, September 28, 2009

How to Create LIVE USB Linux from Windows XP / Vista

LiLi USB Creater is a tool that help you create a portable and bootable USB stick running Linux system using iso image files. It is not a Linux Utility, It is a free Open source Windows application. This Software is tested for install and configure any of these Linux Distributions : Ubuntu, Fedora, Mint and many others.

Download Lili USB Creater

Official Site