Commands by menachem (2)

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Extract shortcuts and hostnames from .ssh/config
Spits out table that shows your Host->HostName aliases in ~/.ssh/config

Check whether laptop is running on battery or cable
In my case it was actually like this...

Convert JSON to YAML
Requires installing json2yaml via npm: npm install -g json2yaml (can also pipe from stdin) Ref: https://www.npmjs.com/package/json2yaml

Find name of package which installed a given shell command
Some command names are very different from the name of the package that installed them. Sometimes, you may want to find out the name of the package that provided a command on a system, so that you can install it on another system.

See system users

print contents of file from first match of regex to end of file
Search in "filename" for the first line to match regex, and print to stdout from the matching line to the end of the file.

Sort files in folders alphabetically
Creates one letter folders in the current directory and moves files with corresponding initial in the folder.

Install pip with Proxy
Installs pip packages defining a proxy

Target a specific column for pattern substitution
Awk replaces every instance of foo with bar in the 5th column only.

Select and Edit a File in the Current Directory
This command displays a simple menu of file names in the current directory. After the user made a choice, the command invokes the default editor to edit that file. * Without the break statement, the select command will loop forever * Setting the PS3 prompt is optional * If the user types an invalid choice (such as the letter q), then the variable $f will become an empty string. * For more information, look up the bash's select command


Stay in the loop…

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