CLUE - Self Study Modules

Memory Allocation / Exploring - Dynamical Memory Allocation

Standard Library Overview
File Link: explicit-memory-allocation.mp4
Let us start with a mini-lecture to look at the various standard library functions which will be used to allocate / de-allocate memory.
Video Duration - 21"02

Returning an address
File Link: fn6-return-address.mp4
We already discussed how to return values from functions but what happens when we return an address? Depends. This video illustrates the wrong thing to do, which is returning the address of a local variable in the function.
Video Duration - 13"02 / Development Environment - Windows / JGrasp / MinGW

Returning an address again
File Link: fn7-return-mallocs.mp4
So when is it alright to return an address? Anytime you return the address of something which is not going to "disappear" when the function returns; e.g. a dynamically allocated memory block.
Video Duration - 05"20 / Development Environment - Windows / JGrasp / MinGW

Stack Diagrams
File Link: fn8-stack-diagrams.mp4
Let us take another look at the two previous programs and trace them with a stack diagram to make sure we figure out what is exactly happening under the hood.
Video Duration - 05"32 / Development Environment - Windows / JGrasp / MinGW