Worth Their Weight In Gold

Find it for yourself what these are!

Luke Plant	What is a character?
Catherine Havasi,Robyn Speer et al.	Natural language concept relations.
Gordon McMillan	Sockets the 'Inter Process Communication fame'
Eric Steven Raymond	How To Ask Questions The Smart Way It is a must-read for anybody who wants to know why people who are net givers behave in a certain way.
Agner Fog	Optimizing software in C++ Optimising code for faster execution. For those cases where even the last millisecond matters. Talks about C++ in a PC environment. Thanks to Raymond Hettinger's code comment, found it while reading cpython implementation of built-in `list`.