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General C++ Programming - July 2013 (Page 17)

Crash normally, but not when debugging ( SDL, malloc )

Ok, this is doing my head in... Notes: Im Using SDL, Im using Codeblocks to code Ive narrowed down my crashing problem ( using printf's ) to a malloc call ...

[10 replies] Last: @ne555 OK thanks for that, I really don't know anything about SDL. (by TheIdeasMan)

by ben353

Basic particle simulation using SDL

Hey, so I'm making just a very basic (and not particularly realistic!) particle simulation. The idea is I want to add a much larger 'particle' i.e. one big circ...

[no replies]

by talkalotsonius

Multiple def. error during make

Hi while compiling I get multiple def. errors like this SubVecProcessor.o: In function `chrtopch(char)': SubVecProcessor.cpp:(.text+0x0): multiple definiti...

[10 replies] Last: Thanks I forgot all about the template . Yes I know how to solve the ... (by talkalotsonius)

by Sephiroth

Odd heap error on delete...

I am writing a class that will enumerate the MIDI devices on a modern (Vista/7/8) PC and store their names and IDs in an array of structs so that the user may s...

[7 replies] Last: You're welcome! Yeah, I know exactly what you mean - when writing in ... (by MikeyBoy)

by superfury

Multithreading module crashes?

I've made a multithreading module in C (for the psp), but for some reason it keeps crashing when loading the second thread. Anyone knows what's going on? ( - st...

[5 replies] Last: it can only execute one thread at a time This is how threading works ... (by coder777)

by Abhilash

3 D indexing of 2 D array

In a program, value is assigned to GBlock is as given below unsigned int GBlock = gScan[ SCAN ][ lo ][ uiBlk ] Here SCAN is an enumerated data type and...

[no replies]

by Lowest0ne

auto seems to return wrong type

I am trying out a technique for a singleton class: // access controlled singleton, accessed through function "instance()" // singleton is constructed in this ...

[2 replies] Last: http://thbecker.net/articles/auto_and_decltype/section_03.html Has so... (by firedraco)

by bmw

Vector End

Is it safe to assume that: *(vector<TYPE>::end() - 1) == vector<TYPE>::back() ?

[9 replies] Last: Yes DTSCode you are right, I am not talking about specific code, just ... (by bmw)

by closed account N36fSL3A

Writing an 32 bit interger to 32 bit value in Binary

(Rewritten:) So, I was reading that article on binary files: [quote=Disch] u16 ReadU16(istream& file) { u16 val; u8 bytes ; file.read( (char*)bytes, 2 ...

[8 replies] Last: Yes, it works with integers. (by Disch)

by herrybiscuit

libstdc++-6.dll not found

I tried to use eclipse for c++ programming instead of code-blocks. and i created a simple "helloworld.cpp" program #include <iostream> using namespace std;...

[2 replies] Last: @niven do i drop it in C:\MinGW\bin ? (by herrybiscuit)

by CPlahPlahLearner

[Build Error] [main.o] Error 1 (makefile error)

I am using: Dev-C++ 4.9.9.2 on Win 7. So I am working on this project. And whenever I come to compile it, I get a make file error. Its weird cuz all the other ...

[11 replies] Last: Vectors ... Interesting!! I must have a look at its documentation, th... (by CPlahPlahLearner)

by closed account N36fSL3A

Tile Editor Problem

I didn't have to resort to this, because I'm sure this is a simple problem. However, I've been dealing with this for quite a while now. For some reason it keeps...

[5 replies] Last: Thanks guys. Turns out it was somewhere completely different then here... (by closed account N36fSL3A)

by Im Wired In

HTML Codes

I am trying to store the HTML codes for different characters in an array, but I am not sure how to do this, so that when using the keybd_event it can be plugged...

[1 reply] : I'm not sure what the keybd_event function does, but it evidentally ex... (by doug4)

by Jubbly

Making sure to only enter numbers

I just started a new program and I only want numbers to be inserted, if it's not a number I want it to loop and say invalid. { int array ; int num; in...

[1 reply] : It will loop infinitely even if you input 3. If you move lines 6 and 7... (by ats15)

by pholotic

How can I use templated Varadic Sequences and Integral Sequence Wrappers?

Hello all, I've been studying the heck out of the boost metafunction libraries. I understand a good deal of what things like varadic functions and integral s...

[5 replies] Last: Thank you for all of your advice, examples, and answers in regards to ... (by pholotic)

by yulo1234

Prime number program

hello my first post here,i am having problem with this program and i am a new to c++ too,my apologies if i posted in wrong section. Well here is the program i h...

[3 replies] Last: You're welcome :) (by MikeyBoy)

by Amazonasmann

[A.I.] A controller to synthesize human movements random like

Hello, i am fairly new to C++(just graduated a b.sc. in computer science) and i dont really know how to do what i want in a professional way. The basic pr...

[no replies]

by closed account L3ME3TCk

“Undefined Reference To 'IMG_Load'” CodeBlocks and SDL_Image Error

I had this problem for 2 days now. I'm learning SDL through Lazy Foo's tutorial, but I can't proceed further as IMG_Load doesn't seem to work. I tried setting i...

[6 replies] Last: SOLVED MY PROBLEM: I installed SDL_Image 1.2.10 and it works ;D Thank... (by closed account L3ME3TCk)

by project science

if...else print outs

Hi, I am running a loop 3 times, and each iteration has 3 decisions to make. My problem occurs in my function 'calculateCharges'. The 'if' structure fall...

[3 replies] Last: Thank you - much appreciated! (by project science)

by ohlala191785

Confusing compilation error

Hi everyone. I have a strange error that comes up when I compile my code: "void Account::setType(std::string)' member function declared in class" I am new to t...

[16 replies] Last: Sorry about that, I was really tired and couldn't read properly. Than... (by ohlala191785)

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