The C language allows you to provide a pointer to a function, just like a pointer to a variable. In both cases, a C pointer contains the address and the type information about the entity being pointed ...

Depending on the language, there can be more to it that, especially if you get into closures and currying. For example, in Python, the map function takes a function as an argument.

A software failure due to an invalid string of characters is common in any software system, but it is a critical one in an embedded software written in C language because it frequently manipulates ...