Commands by caijuetianzun (0)

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    bash: commands not found

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Compare copies of a file with md5
I had the problem that the Md5 Sum of a file changed after copying it to my external disk. This unhandy command helped me to fix the problem.

Reconstruct standard permissions for directories and files in current directory

Generate list of words and their frequencies in a text file.

Sort by IP address

Display the standard deviation of a column of numbers with awk

Push a directory onto the stack
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grep -v with multiple patterns.
If you wanted to do all in one command, you could go w/ sed instead

Congratulations on new year
Requires installed command line PHP. Also, try at different dimensions of terminal window

Convert video files to XviD

Runs previous command replacing foo by bar every time that foo appears
Very useful for rerunning a long command changing some arguments globally. As opposed to ^foo^bar, which only replaces the first occurrence of foo, this one changes every occurrence.

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