Clean Code

1. clean-code
2. meaningful-names
3. functions
4. comments
5. formatting
6. objects-and-data-structures
7. error-handling
8. boundaries
9. unit-tests
10. classes
11. systems
12. emergence
13. concurrency
14. successive-refinement
15. junit-internals
16. refactoring-serialdate
17. smells-and-heuristics