Data Structures and Algorithms with Object-Oriented Design Patterns in Python, learn algorithms and ADTs in Python by reading this online book.
C++ Templates: The Complete Guide, like the title says it is a complete guide to C++ templates.
Dynamic Re-compilation of Binary RISC Code for CISC Architectures, this is the thesis of the venerable Michael Steil on dynamic binary translation.
CUDA, Supercomputing for the Masses: Part 1, a very long running series of articles on nVidia CUDA by Rob Farber.
A Brief Introduction to Rvalue References, C++0x introduces rvalue references and this is an explanation of how they work and why we need to extend references.
OpenFst Library, build finite state transducers using C++ templates.
Hg Init: a Mercurial Tutorial by Joel Spolsky, as he has become a born again DVCS proponent Joel put together this awesome tutorial on mercurial.
PoCC: the Polyhedral Compiler Collection, is a compiler collection implementing the polyhedral model.