My technical memo

In macbook, I usually use ssh in terminal to connect to remote servers. However recently the terminal often becomes unresponsive after being...

Here is what I did to install and link with the package Geometric Tools : Download the package into your home directory and unzip it. A...

If we simply call "sqrt()" function to take square root, very often we'll be caught by surprise. The first common mistake ...

Assume an ellipse of width \(\sigma\) and length \(\kappa \sigma\) is centered at \((x_0, y_0)\), and has angle \(\theta_0\) with the \(x\)-...

I like to use "ssh -Y" to log into my university's server to remotely submit computation jobs, and vim is my indispensible edi...

It's a design flaw for Thinkpad to put page forward/backward together with the arrow keys. This frequently leads to loss of unpublished ...