These are solutions I wrote to coding challenges in Javascript.
Many will run in your browser now. Click here:
Nick Parlante (Stanford) says a developer should be:"practiced and quick with these little bits of code. Skill with the little code allows (you) to concentrate on the larger parts of the problem. Or put another other way, someone who struggles with the loops, logic, etc. does not have time for the big picture. "
- CodingBat has recursive and functional paradigm problems.
- This free pdf: The Code Challenge Book: How to Ace the Coding Bootcamp Technical Interview.
- DOM challenges are from Burdwan, WestBengal, India
- Leet Code which now has added some exercises with concurrency.
- Algorithms by Robert Sedgewick; the book (c)1980.
- Sol LeWitt drawing implementations.
- Rosetta Code is the "write it in as many languages as possible" site.