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Show top running processes by the number of open filehandles they have
I think I could cut down the number of pipes here, any suggestions?

print file without duplicated lines using awk
This create an array 'a' with wole lines. only one occurrence of each line - Not Get lines ++ !

let the cow suggest some commit messages for you

New command with the last argument of the previous command.

Picture Renamer

ps grep with header
Yet another ps grep function, but this one includes the column headings.

print text in colors green, cyan, blue or red (see sample output for usage)

prevent accidents and test your command with echo
if you're using wildcards * or ? in your command, and if you're deleting, moving multiple files, it's always safe to see how those wildcards will expand. if you put "echo" in front of your command, the expanded form of your command will be printed. It's better safe than sorry.

remove ^M characters from file using sed
removing ^M characters from file with sed

Which processes are listening on a specific port (e.g. port 80)
swap out "80" for your port of interest. Can use port number or named ports e.g. "http"


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