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 Programming language comparison.
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.. contents::
   :local:

About.
======

 * http://en.wikipedia.org/wiki/Measuring_programming_language_popularity
 * http://en.wikipedia.org/wiki/Comparison_of_programming_languages
 * http://en.wikipedia.org/wiki/Comparison_of_programming_languages_%28basic_instructions%29

  http://www.top500.org/
    Top 500 computers.

Lang popularity.
================

  http://www.tiobe.com/index.php/content/paperinfo/tpci/index.html
    TIOBE Programming Community Index
  http://lang-index.sourceforge.net/
    The Transparent Language Popularity Index
  http://www.google.com/trends
    Google trends (history of search request count).
  http://www.indeed.com/jobtrends
    Trends in vacancies by keywords.
  http://stackoverflow.com/questions/48997/what-programming-language-is-most-popular-today
    what-programming-language-is-most-popular-today

Performance.
============

  http://benchmarksgame.alioth.debian.org/
    The Computer Language Benchmarks Game
  http://www.techempower.com/benchmarks/
    Web Framework Performance Comparison

openhub.
========

Line of code comparison.

  https://www.openhub.net/languages
    All Languages.
  https://www.openhub.net/languages/compare
    User selected.

Code examples.
==============

  http://c2.com/cgi/wiki?EveryCombinationInManyProgrammingLanguages
    Every Combination In Many Programming Languages

Actual comparing:

  http://hyperpolyglot.org/
    Commonly used features in a side-by-side format.
  https://github.com/clarkgrubb/hyperpolyglot
    hyperpolyglot source code
  http://www.99-bottles-of-beer.net/
    99 bottles of beer. Many implementation of one simple task.
  http://rosettacode.org/
    Rosetta Code. Solutions to the same task (near 600) in as many different
    languages as possible.

Lang cost.
==========

  http://archive.adaic.com/intro/ada-vs-c/cada_art.html
    Comparing Development Costs of C and Ada