Commands by Rita784 (0)

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Print line immediately before a matching regex.
Use this if you don't have access to GNU grep's -B option.

Show git branches by date - useful for showing active branches
This fixes a bug found in the other scripts which fail when a branch has the same name as a file or directory in the current directory.

Rename files in batch

Short one line while loop that outputs parameterized content from one file to another
The above is an example of grabbing only the first column. You can define the start and end points specifically by chacater position using the following command: $ while read l; do echo ${l:10:40}; done < three-column-list.txt > column-c10-c40.txt Of course, it doesn't have to be a column, or extraction, it can be replacement $ while read l; do echo ${l/foo/bar}; done < list-with-foo.txt > list-with-bar.txt Read more about parameter expansion here: http://wiki.bash-hackers.org/syntax/pe Think of this as an alternative to awk or sed for file operations

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"

My Git Tree Command!
this creates a tree of your branch merges. very useful if you want to follow the features you add.

Alternative size (human readable) of files and directories (biggest last)

pretty print JavaScript source code
https://github.com/mishoo/UglifyJS

Repoint an existing symlink to a new location
Instead of deleting an existing symlink and then re-creating it pointing at the new location, it is possible to perform the same action with this one command. Interesting discussion on whether this is possible to do atomically here: http://answers.google.com/answers/threadview?id=526119

show the difference

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