Separating interface from implementation has many practical benefits. Here’s a simple way to do just that, in ANSI-standard C code. How do you organize medium-sized or larger C programs? Few C ...

A common task for a program is to read data from a file. To read from a text file in C, you will need to open a file stream using the fopen() function. Once a file stream has been opened, you can then ...

How to use single and double quotation marks in strings? In all programming languages, you must open and close your string with quotation marks, but you don't have to, if your interpreter doesn't ...