WMV (.wmv) is the Microsoft format of media files. For those previously use MS Windows, but have switched to Mac OS, they might face some problems of handling media files. For example, in a powerpoint slide, you embedded some .wmv video files, but they are not working in the Mac anymore.  What could you do? [...]

Today, I introduced a new comment system to my website.
You can now:

Leave comments without refleshing the whole page. This means fast speed.
Reply to other people’s comment.
You will get an email notification if somebody replied your message. Isn’t it nice?

Please note: do provide a valid email address, so that other people’s reply on your comment can [...]

In scientific publications, it is usually a good idea to have figures to illustrate how the theory works intuitively. But drawing a figure in Latex could be very time consuming. Here I introduce an easy way to draw figures in Latex. It was first discovered by my supervisor Wiebe.
Follow these steps:

Make sure that you [...]