Project Management and Version Control

• Google code, includes repositories and bug / issue tracking (web-based)
• GitHub, a version control system including a bug / issue tracker (desktop-based)
• SVN, open source version control
• Trac, a bug / issue tracker with browser interface and SVN integration
• Wikipedia on version control

Coding and testing

• Unit-Tests for Python (a nice tutorial is here)
• Exercises + Test Cases from the Python classes are available from the course homepages: Python II uses Unit Tests (easier!), Python I uses Doc Tests
• Java testing with JUnit (here's an additional tutorial)
• Java Coding Conventions
• Style Guide for Python Code