Commands using ls (512)

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Convert CSV to JSON
Replace 'csv_file.csv' with your filename.

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"

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"

Start a local web server in the current directory on a random dynamic port.

convert a web page into a png
This requires the command-line print extension (see #2861 for more details). I use it to make up complex images with formatted text using CSS and whatnot. It's a lot slicker than imagemagick for certain things. Now imagine using a local webserver with PHP and a database to generate the images. Oh, the possibilities...

Find the package that installed a command

Find directories under home directory with 777 permissions, change to 755, and list them on console

Retrieve a random command from the commandlinefu.com API
Can be integrated into your .bashrc if you like. You'll probably want to grep out my name.

Search for a string inside all files in the current directory

check open ports without netstat or lsof


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