http://blog.guiguan.net There's more than one way to do it Thu, 19 Mar 2009 15:46:06 +0000 http://backend.userland.com/rss092 en   [caption id="" align="aligncenter" width="420" caption="NASA's Spitzer Space Telescope has, for the first time, detected tiny quartz-like crystals sprinkled in young planetary systems. The crystals, which are types of silica minerals called cristobalite and tridymite, can be seen close-up in the black-and-white insets (cristobalite is on the left, and tridymite on the right). ... http://blog.guiguan.net/2008/11/quartz-like-crystals-found-in-planetary-quartz-like-crystals-found-in-planetary-disks/ Bug is a very disgusting thing in Computer Science. In one of my subjects project, I was required to write a Hearts card game robot player. I spent several hours finished the code, but it took me 2 days to debug it. :-(. A tiny bug found in the debugging ... http://blog.guiguan.net/2008/09/a-small-but-very-hard-to-find-bug/ Cities are an important testing ground for green technologies because urbanization is accelerating rapidly. More than half of the world's population now lives in cities--and most population growth in coming decades will happen there, mostly in developing countries. Will cities of the future look like Beijing, pictured here? read all texts about ... http://blog.guiguan.net/2008/06/will-cities-of-the-future-look-like-beijing-pictured-here/ Finally, I managed to compile a gtk + cairo GUI program by using mingw GNU make and eclipse CDT under Windows XP. http://blog.guiguan.net/2008/06/eclipse-cdt-mingw-gtk-cairo-under-windows-xp/ read more http://blog.guiguan.net/2008/03/map-what-does-the-internet-look-like/ Emacs入门指南(1) Emacs入门指南(2) Emacs入门指南(3) http://blog.guiguan.net/2008/02/emacs%e5%85%a5%e9%97%a8%e6%8c%87%e5%8d%97/ I have tried to run this with both eclipse(CDT)+MinGW and Cygwin+GCC #include #include #include int main() { puts("The range of "); printf("\tlong double is [%Le, %Le]∪[%Le, %Le]\n", -LDBL_MAX, -LDBL_MIN, LDBL_MIN, LDBL_MAX); return EXIT_SUCCESS; } but got different results: In eclipse(CDT)+MinGW The range ... http://blog.guiguan.net/2007/11/ldbl_max-1qnan0e000-with-mingw/ Today, when I was reviewing the session part of PHP, I suddenly came out a question: how to make PHP to append session ID(SID) to your page links automatically when cookies are forbidden in that browser? I managed to do this in JSP, but not sure whether the PHP can ... http://blog.guiguan.net/2007/11/append-session-idsid-to-url-automatically-when-cookies-are-forbidden/ In many of your classes, your instructor lectures on or makes a presentation about a topic, usually one that's related to the current subject you're studying. During a class lecture, your job is to listen actively and to take notes to reinforce what you've heard and jog your memory about ... http://blog.guiguan.net/2007/10/make-the-most-of-taking-lecture-notes/ Here is my first Robocode robot - Age. No need to have an introduction, just have a try if you want. BTW, it uses anti-gravity motion. [download=18] http://blog.guiguan.net/2007/10/age-10beta1/