Clean Characters Array

Wherever you need an array of invalid characters. This is a good place to start.

 

Get String Between 2 Strings

Could also do a preg_ something if you wanted but this seems easier.

Source: http://tonyspiro.com/using-php-to-get-a-string-between-two-strings/

 

Build Array of Incremented Characters (A-ZZ)

Builds an alphabetical array from a – ?. Wherever you want to stop I guess.

 

Split Array Into Chunks

Actually just a PHP function but I just had this code sitting around so tossed it on here.

 

Generate Salt and Encrypt Password

Read the title.

 

Upload and Resize Files

Used to upload and resize files…when WordPress is not around to make my life easier. Would also suggest plupload if you need something similar and want an AJAX solution.

Was used to create 2 baby pictures from one original source file.

Source: http://www.9lessons.info/2009/03/upload-and-resize-image-with-php.html

Note: Includes a function get the image extension.