In C programming, a source code file that contains common definitions and data structures that all programmers may use as required. Also called "include files," because the #include statement is used ...

A record sent by clients and servers communicating with each other via the HTTP protocol. The header is a stream of text that may be sent without any content following it or with the content that it ...

So these stop me from including this header file in multiple places? What if I have two separate files that both need to include these headers? The problem I'm having in my code is that I include some ...