Search and Replace multi-line text

In order to refactor code I used Text Crawler tool. Very powerful tool where one can search and replace multi-line text

echo without newline

In order to not output the trailing newline using echo, I used the following command

echo -n "testString"

MMS support in Windows Media player 12

On windows 7, in order to play streams using mmm protocol using windows media player 12, I executed the following command from cmd prompt.

regsvr32 wmnetmgr.dll

Ports assosciated with process

In order to see which ports are associated with which process, I used following Unix command

lsof -i4 -P

Show sound control in windows taskbar

In order to show the sound control in windows taskbar I used following command from windows/i386 installation directory

expand -r sndvol32.ex_ %systemroot%\system32

and later enabled from Control Panel => Sounds and Devices => Show sound control in taskbar

Add shortcut to Send To menu

In order to add shortcut to Send To right click Windows menu I added destination shortcut at %APPDATA%\Microsoft\Windows\SendTo

Disable jQuery Lightbox close when clicked outside popup

To remove the closing functionality of the jQuery Lightbox popup when clicked outside the popup I changed the functions as follows

From

$("#overlay").click(function(){ end(); }).hide();
$("#lightbox").click(function(){ end();}).hide();

To

$("#overlay").click(function(){ });
$("#lightbox").click(function(){ });

Gem installation without documentation

In order to install gem without documentation I used the following command

sudo gem install dm-timestamps -v=0.10.2 --no-rdoc --no-ri

Update installed gem version

In order to update the gem I used following commnad under Ubuntu

sudo gem update --system

Replace string with shell script parameter using sed command

In order to change string inside a file using shell script I used the following command in the shell script, where inside myFile.xml, oldString is the string I want to replace with the string contained in the first parameter passed to the shell script.

sed -i 's/oldString/'"$1"'/g' /home/healthy/myFile.xml

Copy directory in Unix

To copy the whole directory in Unix, I used the following command

cp -R /home/yogesh/sourceDir /home/yogesh/destinationDir

Share directory between Ubuntu guest and Windows host using Virtualbox

In order to mount shared folder for Ubuntu guest with Windows host using VirtualBox I used the following commands

sudo mkdir /mnt/windir
sudo mount.vboxsf shared /mnt/windir

In virtual box seetings, I created shared path as c:\virtual\shared and folder name is shared.

Ubuntu Server proxy settings

Ubuntu Server http proxy seetings I found inside file at

/etc/apt/apt.conf

Using grep command recursively

I used following command on Ubuntu server to find specific string under directories recursively, where /etc/ is root path under which I am interested to search.

grep -r 'myString' /etc/

Set HTTP proxy under Ubuntu server

In order to set proxy globally on Ubuntu sever, I added following line to /etc/bash.bashrc file.

export http_proxy="http://serverName:8080"

Change timezone on Ubuntu Server

In order to change timezone on Ubuntu server I used the following command

sudo dpkg-reconfigure tzdata

Check MySQL version

In order to check MySQL version I used the following SQL query

show variables like 'version';

Craete tar file archive and extract it

To create a tar file archive I used the following command
tar -cvf package.tar folderName

To untar (extract) the file I used the following commnad
tar -xvf package.tar

Format Date String in DOS batch file

To format date in DOS batch file I used the following syntax,

echo %date:~8,2%%date:~3,2%%date:~0,2%

which output 100111 for 11th January 2010.

Kill all unix processes with name known

In order to kill the process in Unix withe the name of the process I used the following command, where poller is the name of the process

kill -9 `ps -ef | grep poller | grep -v grep | awk '{print $2}'`

Set time and date from command line in unix

To set date using command prompt in Unix I used the following command

sudo date MMDDHHMI

where MM is the month, DD is the date, HH is the hour and MI is the minute