Count and show keyboard strokes.
Introduction to Koans -- a simple but helpful toolkit for learning Ruby.
This is a post gabbing my personal thoughts about VIM.
First assignment of operation system courses.
My first impression of GTD (Getting Things Done), which is a very interesting and somehow practical theory.
This is the second assignment of visualization course, using dataset from VAST Challenge 2008. VAST is short for IEEE Visual Analytics Science and Technology. Challenge for designing and analyzing visualization tools and tasks is held every year.
Boss gave us one week to do a news visualization sketch, but he forgot it himself. It is a little upset to throw it into trash, so I put it here.
This is a tool for visualization course assignment. With this tool, you can easily explore an airline dataset in a more comprehensive way.
My first impression of using ruby in a project for the first time.
This is a post introducing a practical visual tool called History Flow produced by Fernanda B. Viégas, et al.
Interactive quadratic curve.
This is a just-for-fun page. Drag a picture in the box and a circle will pop out. Move your cursor above it and see the magic.
A simple Bézier curve animation.
This is an introduction of building a static blog with octopress.