One set of requirements, 80 implementations, coded by 74 different programmers in various languages, compared for properties: run time, memory use, source text length, comment density, program structure, reliability, effort needed.

Two medium length documents compare object-oriented languages: Water with ConciseXML syntax, to JSP (JavaServer Pages) and Java; 1 brief list compares Water to PHP.

Table compares 13 traits at top, 10 languages to side: BETA, C#, C++, C-Talk, Eiffel, Java, Object Pascal, Ruby, Sather, Smalltalk.

Browse, explore some programming language syntax rules, see relations between rules, understand them via BNF (Backus-Naur Form notation) and syntactic diagrams: SQL, PL/SQL, SQL2, IDL; Ada 95, Java, Modula-2; Lazy, Lisp, M5.

Text compares differences of several main aspects.