Unix & Terminal

A lot of people find the ASCII based command-line text editors (like Vim) a pain to work with. Here's a few suggestions on how to easily invoke TextEditor (or any other GUI based editor you prefer) from the command line in Terminal.

A lot can be achieved in the OS X Terminal. It puts you are the command line of your computer! Here are five handy ways to use the cd (change directory) command.

Open With menu getting loaded with duplicate application entries? Nice one Apple. Here are instructions on how to remove duplicates from the OS X Finder Open With menu.

Having ACL and permission problems on OS X? Here are the best tools for manually sorting them out. Most are free. The best one is $5.

Instructions on how to use free command line tools in Terminal to extract RAR archives on Mac OS X, updated through to version 10.10.x Yosemite.

Here is an easy and free way to repair complete yet corrupt RAR archive files. It's done in the command line of Terminal using some powerful free RAR utilities.