The Columnist is a grid-based WordPress theme featuring a newspaper column layout, neat typographic heirarchy, a tidy grid system, and CSS3 and jQuery greatness.
Category: Link
WhatFont
The easiest way to inspect fonts in webpages.
Mozilla Developer Network
A comprehensive, usable, and accurate resource for everyone developing for the Open Web.
Design Then Code
The best iPhone, iPad and Mac interface design and development resources. Learn how to design great interfaces in Photoshop, then how to build them in Xcode.
Solarized
Solarized is a sixteen color palette (eight monotones, eight accent colors) by Ethan Schoonover designed for use with terminal and gui applications.
How to load JavaScript like a WordPress master
PNGStore
Embedding compressed CSS and JavaScript in PNGs.