Programming Language Gymnasium

A list of sites/books/etc for practicing to be a programming language polyglot:

• Books:
  • Programming Challenges (Skienna)
    
  • Data Structures and Algorithm Analysis in C (Weiss)
    
  • SICP
  
  
• Problem Sets
  • 99 problems prolog, haskell, python, lisp, oz, scala, ocaml, perl 6
    
  • Project Euler
    
  • Coding Kata, javascript specific
    
  • SPOJ
    
  • FaceBook puzzles
    
  • Python Challenge
    
  • C puzzles
  
  
• Contests
  • Ruby Quiz
    
  • Perl Quiz of the Week (offline/defunct?)
    
  • Programming Praxis
    
  • Prolog Programming Contests
    
  • Valladolid Problem Server
    
  • TopCoder
  
  
• Comparisons
  • Rosetta Code
    
  • PLEAC
  
  

Links to check out:

• http://www.billthelizard.com/2009/06/programming-and-logic-puzzles.html
  
• http://grok-code.com/214/practice-your-code-fu-programming-contests-and-puzzles-online/
  
• http://stackoverflow.com/questions/90715/what-are-the-best-programming-puzzles-you-came-across
  
• http://groups.google.com/group/programming-puzzles
  
• http://stackoverflow.com/questions/325653/what-are-some-good-websites-for-programming-puzzles
  
• http://stackoverflow.com/questions/2284425/what-are-ten-really-good-short-programs-you-can-write-to-help-become-fluent-with
  
• http://stackoverflow.com/questions/24692/where-can-you-find-fun-educational-programming-challenges