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The commands needed to merge two branches in git. git checkout master git merge BrachName git commit -m “Merged” -a

To access net on a guest OS installed within VirtualBox, you have to enable bridging. This is what I did……

A perl script to stop crond if mysqld is down #!/usr/bin/perl # See if MySQL server is alive or not…

This will let you find whether a variable is defined in ruby. if(defined? var_name) then print var_name + ” is…

Find the contents of a file using this commande file filename.txt

Recursively list all files in the current folder and all the sub folders ls -R ls -R1

Use this command to find the MD5 of a file. md5sum file.txt

Use this command to create a new brach in a git Repository git branch NameOfNewBranch

Fish shell has an easy method to create a command alias… alias del=’rm’ save_function del

You can connect to a remote mysql server if you have the necessary permissions… mysql -h mysql.remote.com -u user