Source Code offers code examples and dowloads for Access, Assembly, C/C++, COBOL, Delphi/Pascal, Flash, Internet, Java, Visual Basic, Visual C++ and more. In all the have over 54,000 examples and downloads to choose from. Your more than likely to find what your looking for here.
 One fallback is that they charge a yearly fee of $4.95, which isn't to bad considering the amout of code avaliable. You may try it out with a free three day trial membership.