General C++ Programming - May 2025

Cylic inclusion and forward declaration and template issue.

Hi, I've two classes (Server and Network) which have a template function defined in the .h file because we must define template function to header files. The p...

[3 replies] Last: For others interested, here was my original example now split into mul... (by Ganado)

by Laurent7601

How to init this static var

Hi! I've a template class Application which have a static var. (a pointer to the application instance) I declare it like this : static Application<A, T>* app...

[2 replies] Last: Templates need to be defined in the header file (unless you add explic... (by Peter87)

by Xaxazak

discussion on std::ranges::iterator_t<T> being distinct from T::iterator (and same for begin)

I recently spent an hour or so on a bug that came down to std::ranges::const_iterator_t<T> sometimes being different from T::const_iterator. For example: === s...

[4 replies] Last: [quote=Xaxazak]I recently spent an hour or so on a bug that came down ... (by TheIdeasMan)

by Ganado

Safer way to maintain struct initializations

I ran into this problem a bit ago, and was wondering what future-proofing refactor people would suggest. Let's say I have a struct that just contains some simp...

[5 replies] Last: Maybe you want to take a look at the "pimpl" (pointer to implementati... (by kigar64551)

by Heyyo53

PNG File Reader (1,2)

I have been on a quest to write some kind of PNG file reader, mostly just for myself, and I was wondering if there is any good resources on how to do binary fil...

[38 replies] Last: Hmm... learning something new. According to cppreference.com it is on... (by Duthomhas)

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