TinyMCE is a nice little WYSIWYG for text processing online. It uses iFrames and Javascript callbacks to manipulate textarea form fields. Using it with Rails can be somewhat problematic if you want to set up an observer on a field that TinyMCE is managing...

In the Wordpress editor (html mode) you'll need to become friends with < and > if you plan on showing any code (php, html... xml, most languages actually) that readers will want to understand. I never thought about it, but assumed that the lt and...

Use this snippet for grabbing a random item from an array in php $fruits = ['apple', 'banana', 'carrot', 'date', 'elderberry']; echo array_rand(array_flip($fruits)); // => 'banana' PHP's `array_flip` makes the keys the values and the valu...

Login as the root user or as a user that can execute sudo commands. #open this file for editing... vim /etc/ssh/sshd_config Find the line that reads Port 22 Change this to an different and an available port number... Port 8000 Next reload ssh /etc/...

To decorate an imported function in Python you would do something like this # in ./lib.py def function_name(): # function body And then in your program you could decorate it like this from lib import function_name function_name = decorat...