Online javascript beautifier. Advanced programming languages. Some advanced languages Haskell Haskell excels as a language for writing a compiler, an interpreter or a static analyzer.
I don't do a lot of artificial intelligence, natural-language processing or machine-learning research, but if I did, Haskell would be my first pick there too. jQuery & JavaScript. The History of Programming Languages. For 50 years, computer programmers have been writing code.
New technologies continue to emerge, develop, and mature at a rapid pace. Now there are more than 2,500 documented programming languages! O'Reilly has produced a poster called History of Programming Languages (PDF: 701K), which plots over 50 programming languages on a multi-layered, color-coded timeline. The Scheme Programming Language, 2nd Edition.