General C++ Programming - C++ Forum - February 2012 (Page 40)

by sesch

Weird boolean array thing O_o

Erm, I came across a weird problem with boolean arrays, if you declare bool array globally, its whol...

[4 replies] Last: You should read this set of slides: (a few lines down) http://www.sli... (by Moschops)

by FractuRe36

Value on boolean changes depending on which class is accessing it

Hello cplusplus forums :), I have a little bit of a problem that may just turn out to be a simple...

[1 reply] : A class' internal variables are unique to every instance of the class,... (by Moschops)

by Questioneer

Open Explorer (Specific file help)

Hey, I have: #include <stdlib.h> int main(){ system("start explorer"); return 2; } But...

[1 reply] : Is AppData an executable file, or a data file? (by Moschops)

by Jinz0

cannot call member function void Deck::build_deck without object

Hi there, this is my first post so sorry if i did it wrong lol. Im new ist to c++ and for my uni...

[5 replies] Last: Thanks guys, ill let you know what happens when i can, i have to use t... (by Jinz0)

by misserwell

list is blank list

Hi all, I met a strange issue, I want to get the union of two list , and my code is below: b...

[4 replies] Last: @Cubbi, in fact, I am doing my homework , the question is 3.5 in ... (by misserwell)

by David Foster

C++ Bitmap out of bounds error

Hello denziens of the fine website cplusplus.com. I recently started using allegro and bitmaps in my...

[1 reply] : First things first, use code braces around code to make it more readab... (by The Palm Tree Magician)

by rphillips2

error LNK2019: unresolved external symbol "void

Hello All, I am getting two compile errors and needing help. Please see the description of the p...

[1 reply] : In general. it is a link error , that is , you have declared some func... (by misserwell)

by Binary Thoughts

String to Double (Precise Convertion)

Hello, I am working on a calculator. I want to take data from the user as a string and then convert ...

[9 replies] Last: Microsoft's compiler doesn't support extended floating precision (whic... (by closed account o1vk4iN6)

by Jumbajumby

Proper way to handle logic in a game?

My question is: What would be the proper way to handle logic in a video game? Here is an example of ...

[5 replies] Last: Ok thanks, i'll search up observer pattern right now. I think i tried ... (by Jumbajumby)

by ftg

Headers techniques

I always have headers philosophical questions ;) when you write a.h and a.cpp you sometimes need th...

[9 replies] Last: About headers and includes http://www.cplusplus.com/forum/general/1316... (by Duthomhas)

by roberts

List of references to the objects in another list.

I'm having to rewrite or redesign due to problems I'm foreseeing in my project. However, to keep th...

[1 reply] : I'd go with pointers... that way you can point them to existing object... (by Texan40)

by markkirby

ide for android

Hi guys The title says it all really is there a good cpp ide that runs on android. I dont need i...

[no replies]

by jmrag

Warning pls help

Apart from the ifs why do i get a warning:Control reach the end of non void function??? bool C...

[1 reply] : It means that the complier has reached the end of a function, and hasn... (by Wazzak)

by nobrainer

Reversal of string

Hey guys, I am attempting to take in 2 strings and store them in reverse order in 2 integer arrays. ...

[3 replies] Last: coerced, we aren't talking about C here. (by hanst99)

by Laveer

Update Function

What I'm doing, is having a button ( button2 ) check for the file version online, and if the value m...

[6 replies] Last: Libcurl has some examples. This one grabs a file from remote url and ... (by Texan40)

by Dasat

String to Integer

Pls need help, trying to convert a string to an integer this is the sample function i'm using and j...

[5 replies] Last: There is nothing wrong with your int convert (const string& str) fu... (by Cubbi)

by closed account 4ET0pfjN

quicksort 1 million elems

Why does the quicksort crash when I want to sort 1000000 elems. I used a random number generator to ...

[6 replies] Last: Congrats ;) now can you explain what a Prof Distortion Field is? (by LB)

by mav008

Declaring functions outside a structure

Hello, how can I declare the following outside the structure? #define do_op(o) \ inline...

[1 reply] : #define do_op(o) \ inline void operator o##= (XYZ &a, const XYZ& b) {... (by LB)

by arijspieter

best way of "pausing" programs

i now use: cin.sync(); cin.get(); i know i could also add a cin.clear() but i dont see the ne...

[17 replies] Last: For instance, it is wrong to put a space in my username. The space i... (by LB)

by bwiesn

Scope Error Within If Statement - Abstract Class

Need some help with a scope error I am getting at compile time at line 45. In the code below I have ...

[3 replies] Last: You might have to make two sections of code that are the same, only di... (by coercedman66)

General C++ Programming - February 2012 (Page 40)

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