Beginners - October 2023

by dialer
while(argc--,argv++) // c related question
 
this is more of a C related programming question . . . What would the following statement do? Does ...
[7 replies] Last: As argv is a memory pointer this is effectively an infinite loop and... (by kigar64551)
Overloading operator<< for template instantiations: CRTP: error C2995: ... function template has already been defined
 
Say you want to define a class template, Foo<T> , whose instantiations: 1. have a string repres...
[2 replies] Last: Thanks for the clarification, mbozzi. You're right - I didn't correctl... (by ElusiveTau)
by Atom1
API Entry DllMain
 
Can someone explain, in layman's terms, what the purpose of the code below is. Is it required for th...
[3 replies] Last: Thank you for the comments. (by Atom1)
SDL generating sound without wav file
 
I am trying to Mix_LoadWAV_RW to play sound via SDL_RWops* rw, so not playing back a wav-file. Is th...
[3 replies] Last: Here's an example that generates a 10-second long wave-file containing... (by mbozzi)
by Ganado
Initialize set based on field within array's class
 
Let's say I have code like this: #include <iostream> #include <numeric> #include <algorithm> ...
[7 replies] Last: With C++11 we could already say std::transform(std::begin(bar_arr), s... (by mbozzi)
by Ch1156
Factory Class Pattern
 
Is this how you do a factory pattern? Im curious to learn since it will make my design a little easi...
[3 replies] Last: Typically, a factory comes in play when you have inheritance and the o... (by longberns)
by demhat
EOF-unwanted loop!!!
 
The problem is that I want the first loop to be countered but the second with the sentinel value 'EO...
[11 replies] Last: Would have been a better choice. In c for the purpose of array size... (by seeplus)
SDL2 mixer error
 
When trying to load a wav-file to the mixer of SDL I get an error: undefined reference to `Mix_LoadW...
[2 replies] Last: As pointed out before, "error: undefined reference to XYZ" is a lin... (by kigar64551)
by Allaye
cant call a template function with auto return type in main
 
#include "iostream" #include "string" using std::cout, std::cin, std::endl, std::string; template...
[6 replies] Last: Putting code tags on the OP's code, as well as a bit of judicious refo... (by deleted account xyzzy)
XAudio2
 
When initializing xAudio2 in Eclipse there comes an error: undefined reference to `XAudio2Create'. ...
[1 reply] : Sound like a linker error. Probably you did not link the required im... (by kigar64551)
codeblocks debugging help
 
Hi. Can you assist me with issues of debugging cpp code in codeblocks on Ubuntu?
[no replies]
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