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Beginners - April 2010 (Page 35)

[Linux]wchar_t[]/L"string" --> wchar_t* undesired result

Hello everybody. First of all I put this post here cuz it might be trivial compared to what's in the UNIX-subforum. Now to the actual issue. I have a proble...

[6 replies] Last: Also, in this case, you do not have to use wprintf to print wide chara... (by moorecm)

by smilingTiger

Arrays of strings, for loop and why back to the beginning?

my program outputs this: it outputs the string:"I'm the best Heitz around", then executes the for loop (un)successfully, because when the for loop is finished...

[3 replies] Last: your for loop should be for(int i = 0; i < 4; i++). You're outside of ... (by oghmaosiris)

by rattata

size of array

WriteLog(_T("GetDependentServices: checking dependencies...")); LPENUM_SERVICE_STATUS lpDependencies = GetDependentServices(hService); if (lpDepende...

[1 reply] : That trick only works for stack arrays in the function that created th... (by helios)

by rattata

'+' : cannot add two pointers (LPTSTR + tstring)

WriteLog(ess.lpServiceName + _T(": stopped.")); error C2110: '+' : cannot add two pointers how can i print servicename and text correctly to my log? (...

[3 replies] Last: - disadvantages? Well, the only disadvantage is, that it looks cr... (by imi)

by scallioglu

i dont know >>= is

İn the code below ( double has 8 bytes) double 's 8 byte is shown in bytes. But i cant understand for(i = 128; i; i >>= 1) what this is. And i ...

[6 replies] Last: Thanks a lot to all... (by scallioglu)

by Scythe37

Linked List logic error

void lsts::push(links *LLhead, int z) { links *temp = new links; temp->next = LLhead->next; temp->value = 33; LLhead->next = temp; z++; print(LL...

[3 replies] Last: I'm supposed to be building a queue and I am pushing the value of 33 ... (by sammy34)

by DBarzo

_BLOCK_TYPE_IS_VALID assertion with maps

Hi, In the following code, I have a _BLOCK_TYPE_IS_VALID assertion when the CDeviceManager destructor is called. The 'IAudioCallBackDevice *caller' argument...

[2 replies] Last: Found it. It was an error on a memcpy! Damn! :) Daniele. (by DBarzo)

by Parsa

Problem in dynamic memory allocation

Hi there, i'm new to programming and i'm having a bit of a problem lately. i'm writing a win32 windows application in microsoft visual c++ 2008, i have a class...

[3 replies] Last: That kind of error can only happen when there's a problem in the code.... (by helios)

by Lod

C++ wav playsound function

#include <iostream> #include <windows.h> using namespace std; int main () { PlaySound("F:\\Nightmare_Before_Christmas_-_This_is_Halloween.WAV", NULL, ...

[3 replies] Last: Header mmsystem.h Library coredll.lib (by Denis)

by Diaa

error LNK2019

I'm creating an image manipulation program and created two classes, pixel and image. The pixel class works fine and I can do everything with it, from inversing ...

[1 reply] : Post pixel.h and pixel.cpp It seems that you declared but not defined... (by hamsterman)

by caalar

Dynamic sized data structures

Hello! I would like to have a data structure that keeps a Structure array but doesn't have any idea about its size. My current code is : SAMPLE_STRUCT tem...

[1 reply] : I am not allowed to use vectors since I will be sending this packet t... (by helios)

by foobarbaz

RBG in windows.h

Hello hackers, I have a problem compiling this example, the compiler says that RBG identifier not found(redBlueGreen?) I saw something similiar in a differen...

[3 replies] Last: your code saying RBG...change it to RGB and put below code where you d... (by hkr88)

by WilliamY

Quick Question: Exclamation Symbol (!)

Code for inserting an element at the front of a list: bool insertInFront( IntElement **head, int data ){ IntElement *newElem = new IntElement; if( !newEle...

[16 replies] Last: I should add that my previous statement is true for val being of any b... (by helios)

by closed account Lv0f92yv

Random Number Initialization

I am working on a linked list, and have the list working correctly. I am not modifying my Node class to generate a pseudo random key. After playing with the sra...

[4 replies] Last: Yea... I just experimented using srand(time(0)) in my main code, and i... (by closed account Lv0f92yv)

by marvolo1300

I need assistance with loops

Hi, I want to create a loop inside a calculator which would ask the user to input the operation and the numbers again and would keep on pestering the user till...

[7 replies] Last: Hey! Have u checked the tutorial on this site? http://www.cplusplus.c... (by marvolo1300)

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