Super hover effects on a circle.

Link here.

Making light sensitive designs using css

Link here.

Tutorial to understand node.js step by step.

Link here.

Hover from any side of an element

Link here of a small jsfiddle code to show the demo too.

Make lasers using css

Link here.

Saving and accessing javascript values in json even after a page refresh !

Link here.

Yes, now it's possible to access small json key-values in javascript even after a page is refreshed using Lawnchair api.

Building and testing a backbone app

Link here.

Fundamental Javascript tutorials

Link here.
New to javascript? Here are a series of tutorials for absolute beginners

Nice cassette player style audio player

Link here.
Fun part is the cassette has 2 sides A and B and can be rewinded and forwarded.
Doesn't work in IE on versions less than 10.

Amazing graphs using rickshaw javascript plugin

Link here.
It provides a set of functionalities to display a graph.
But whatever it does, does it awesomely.
Oh, doesn't work on IE8 currently though.

Jquery plugins for highly configurable grid contents!

Gridster.
An awesome jquery plugin to make a dynamically configurable grid layout.
It works in IE8+ and doesn't disappoint at all.

Xlune

Wookmark

Masonry

Freetile

Making tables responsive!

Link here.
This roundup by Chris Coyier has some amazing responsive tables.

Understanding flexbox !

Link here.