Get google android phone factory images

https://developers.google.com/android/nexus/images

Run command on remote machine using ssh without logging

To run any command on remote machine using ssh without loggin, use following ssh user@remote_ip command_to_execute

If you want to run remote graphical app locally on linux machine, you can use
ssh -X user@remote_ip command_to_execute

Debug Linux kernel startup issue or measure kernel bootup time

To debug Linux kernel startup issue or to measure kernel bootup time you can append kernel command line with initcall_debug.
 

Print Hex numbers with leading zeros in python

To print Hex numbers with leading zeros in python, I have used following code,

for i in range(0,32):
    print '0x%0.8X' %(1<<);

Search string in multiple files in linux

Search string in multiple files in linux, use following function in .bashrc file of linux.

srcfind() {
if [ $# -gt 0 ]; then {
find . -type f -name "$1" -print0 |xargs -0 -r grep -n --color "$2" "$3" "$4" "$5" 2>/dev/null;
} else {
echo "Usage: srcfind filetype string_to_find option_for_grep";
} fi;
}

Recently heard new Sher in Comedy Circus 25th sep 2011 episode in Kapil Sharma's Act

Mandir me Phool chadhane gaye to ye ahsas hua,
Pattharo ki khushi ke liye phoolon ka qatla kar aaye ham.
Mitane gaye the jahan paap apna,
wahin ek aur paap kar aaye ham!
 

How to access Windows PC from Ubuntu Linux

If you want to access your windows PC from Linux, then install tsclient.
sudo apt-get install tsclient
Then enter Windows PC details in order to connect to Windows PC.
Use CTL+ALT+ENTER key combination to toggle between Fullscreen mode.