A great article with examples in Csound that covers the basic of some classic synthesis techniques. A great introduction / refresher, but even advanced synthesists will find plenty to sink their teeths into.
Diskin2 is an opcode that provides us with a simple way to bring in PCM files within our Csound instruments. This entry covers the basics of the opcode, as well as some Csound code for demonstration purposes.
Jacob Joaquin's Blog on Csound, computer music and his current works. An excellent resource, and required reading for the class. Make sure also to check out the previous version of his site, link below.