jQuery API Quick Guide made by tutorialspoint, this stuff is really usefull for us to learn jQuery, it’s like a cheatsheet with good explanation. You can get a guide for jQuery Selectors, Effects, Events Handling, DOM Traversing, CSS Methods and moreover the UI Library Based effects, click here to read them.

So you want make a documentation for your Ruby applications? Let YARD generate for you. YARD is a documentation generation tool for the Ruby programming language. You can use YARD to do many things. The most common is to generate documentation. Simply use:

$ yardoc lib/**/*.rb

And you’ll get the HTML documentation on your doc/ directory. You can see the demo here and learn more about YARD here.