I have not programmed in C++ in almost a year(I was busy with C#), I have honestly forgotten allot about OpenGL, and all the technical terms it uses, and buffers(etc). Do you know a good website with good tutorials I could have a look at?
This guy does an amazing job of getting into the fundamentals of modern OpenGL. He provides practical examples and does a really good job of getting in-depth on how everything works. I highly recommend it: