Wikileaks has begun dumping a large number of files on the CIA's hacking tools. The dump is called Vault 7. It is a goldmine, not only for information about the CIA's activities, but also for information on things like how to set up a development environment or properly use Git in your everyday programming workflow. Here are a couple highlights from some cursory searches of the document dump:
CIA Git Tutorials
CIA Vim Tutorials
CIA Setting Up a Development Environment
