Josh Morrison questions

• difference between Linux kernel and UNIX kernel(such as FreeBSD) from programmer's point of view
• How to generate pseudo random number between A to B (A,B are int)in GNU C just with standard library
• How to break out of an infinite loop in emacs lisp ? (environment: emacs)
• what is "tty" on FreeBSD?
• About "static" in C, how is it implemented by the compiler?
• What is the procedure to participate a open source project? [closed]
• can anybody explain C C++ Java regarding dynamic or static language
• How to multithread a computationally intensive code segment in Java?
• If a class might be inherited, should every function be virtual?
• C dangling pointer question

Josh Morrison answers