Change File Ownership with Chown

The complete guide to chown

Securely Transfer Files Using SCP

The complete guide to scp

Create and Extract Archives with TAR

The complete guide to tar archives

Create Symbolic Links on Unix systems

The complete guide to symbolic links

Objective-C Block Syntax

How to declare blocks in Objective-C.

Rename .htaccess in MAMP

Using a custom .htaccess filename in MAMP.

iOS Screen Sizes

A reference for iOS screen sizes