We have two kinds of programming languages, Open Source and Close Source :) Open Source like javascript and Close Source ":)" like .exe files (Compiled Files) Open Source files like javascript wont...
when you compute any problem in the math you follow some particular rule or instruction to improve and correct computation , similarly in programing we also do same , our programing skill is modified...
Yes and no. The language itself is well defined and open for anyone to implement. As for the implementations, the official one from Oracle (formerly Sun) is not open source. OpenJDK, thanks to help...
I know of 2. Mysql and OpenOffice.org. Mysql is very powerfull and easy to use along with PHP and the programming language running under apache. This will work in Windows, Linux and Mac OS.