General C++ Programming - C++ Forum

by mowali

Help! Numerical Methods Programming!!

Can someone please tell me what's wrong with my code? And how to fix it? Also I am trying to print o...

[1 reply] : if you want help be more specific. This for (int j=0;j<n;j++) ... (by coder777)

by Flustration

Global variable not updating

Hello! I am trying to find out why my global variables (textureBank, textureFree, numTextures) are n...

[1 reply] : Is textureBank, textureFree and numTextures only used inside texture.c... (by Peter87)

by MountainGravity

Matrix Generating - i don't get it

Hey guys I'm trying to generate a Matrix with random numbers between 0 and 1, but i'm not getting a...

[5 replies] Last: thanks a lot, works like a charm (by MountainGravity)

by NYK

INF

I wrote a program that keeps on sitting out INF as the product, but it is not the right INF. go figu...

[1 reply] : INF is infinity or INF file? funny isn't it? how about you elaborate m... (by TheDestroyer)

by nilagayu

Random number generator

I need to generate binary random numbers. But whatever i do the code seems to generate the same rand...

[2 replies] Last: Thanks a lot. That solved the problem (by nilagayu)

by htirwin

sample values as short vs float or double

I'm a beginner to DSP, and so far have been reading sample values from audio files with libsndfile u...

[no replies]

by Qqite

Undeclared identifier of an vector< user_class > across files

Hello, this will make my first post on the cplusplus forums :D I have (hopefully) simple question...

[1 reply] : > Can I declare an extern variable in the header of the file that the ... (by JLBorges)

by programmeraie125

koolaidman project

okay I am making a game called Kool Aid Man and was wondering if anyone could lend me a hand figurin...

[no replies]

by balanis

code bugs out? wherE?

the following code creates a pyramid with * and "spaces" then ads an 'o' object that descents depend...

[6 replies] Last: this codes cleared the object falling in a straight line but now it ju... (by balanis)

by Yezman

1 year of college programing... summer project/topic?

So I just finished my first year of college programming. I was wondering if anyone here has suggesti...

[2 replies] Last: There's also the Google Summer of Code projects. (by Duthomhas)

by donovanfeeney

Factors and Prime Numbers

This problem asks me to find the factors of a user inputted number and then to find out if it is pri...

[3 replies] Last: It's faster if you test only up to the square root, while simultaneous... (by creekist)

by BlackSheep

Virtual Machine

So after learning about Notch's new game, I decided it might be fun to try to program a very simplis...

[no replies]

by idks16

minimum and maximum in a file

Hi I have to find the minimum and maximum number from the input file and output it on another file....

[1 reply] : That second while loop wasn't doing anything because the first while l... (by IceThatJaw)

by Stephanie I

c++ programming

These are the errors: main.cpp: Line 67: expected primary-expression before "int" expect...

[3 replies] Last: book.h: #ifndef _BOOK_H_ #define _BOOK_H_ class Book { public:... (by Stephanie I)

by Napster12

modifyByValue vs modifyByReference (1,2)

What the difference between these two, with some examples in support. Thank you

[36 replies] Last: Here is the model of what I'm talking about: class List { public: ...... (by Napster12)

by idks16

file reading

i have a file that has 1000 numbers in a list form, how would i tell the program to put 10 numbers i...

[4 replies] Last: i got it: #include<fstream> #include<cstdlib> #include<iostream> usin... (by idks16)

by SwerdlowRose

How to add classes to this game?

I was messing around with a simple Rock Paper Scissor game, I have came to a problem, my game simply...

[6 replies] Last: Even though in practice this isn't the prime example of when to use cl... (by clanmjc)

by hopesfall

STL map, multimap, and set

What do the map and set classes in the STL do? What do they have in common and how are they differen...

[2 replies] Last: Thank you so much (by hopesfall)

by Stephanie I

c++

I hAve asked this question for several days. I am struggling with this program. There is a input fil...

[5 replies] Last: but i changed the program (by Stephanie I)

by gethelpcpp123

When should i initialize an array?

for example I had a program where i copied an array to another array through looping..I couldn't get...

[1 reply] : If you will overwrite the contents anyway then there is no reason to e... (by LB)

General C++ Programming - April 2012 (Page 20)

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