On: The Ten Commandments for C Programmers (1987)

[lihaciudaniel]

>Thou shalt study thy libraries and strive not to reinvent them without cause, that thy code may be short and readable and thy days pleasant and productive.

That's why my teacher ought to go to hell, how many times do I need to say that

[monocasa → lihaciudaniel]

There's a difference between re-implementing to understand, and re-implementing to ship into production.

It's common for a blacksmith to make a set of tools as a exercise, but they'll also commonly get some quality tools to do real work with.