For (X) debugging, I've been learning from:
https://wiki.ubuntu.com/DebuggingXorg http://wiki.debian.org/XStrikeForce/XserverDebugging http://wiki.x.org/wiki/Development/Documentation/ServerDebugging http://sourceware.org/gdb/current/onlinedocs/gdb_toc.html
For (X) debugging, I've been learning from:
https:/ /wiki.ubuntu. com/DebuggingXo rg wiki.debian. org/XStrikeForc e/XserverDebugg ing wiki.x. org/wiki/ Development/ Documentation/ ServerDebugging sourceware. org/gdb/ current/ onlinedocs/ gdb_toc. html
http://
http://
http://