There used to be lots of cookbook type books like http://chimera.labs.oreilly.com/books/1230000000393 http://chimera.labs.oreilly.com/books/1230000000393 if you

There used to be lots of cookbook type books like http://chimera.labs.oreilly.com/books/1230000000393 http://chimera.labs.oreilly.com/books/1230000000393 if you want longer examples getting annotated source code for open source projects for things like jquery or underscore. Look at github projects also.