Here I have put up a few programs written in languages like C, C++, Java, Perl etc. You can also find basic graphics programs written in C. These programs are good practical material if you are trying to understand the concepts of programming.

Programming in C
*Programming in C++
Programming in Java
Analysis and Design of Algorithms (C++)
*Data structures in C++
Programs in C on Networking (Linux platform)
SQL queries
*CGI-Perl programs
Lex and Yaac
Graphics Programming in C/C++

P.S: * - Not yet uploaded.