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Beginners - August 2011 (Page 19)

Error check for account# starting with any 0 int.

I have to error check if a user inputs any number with a 0 or 00345. The account number cannot begin with any 0 at all and account number needs to be 5 digits ...

[1 reply] : Fetch your input as a string, check the length is 5 and the first char... (by closed account DSLq5Di1)

by azndarkgodx

Assertion Error(Debug Error) in this Snake Game I'm making(using SDL)

#include "SDL.h" #include "SDL_image.h" #include <string> #include <vector> #include <cstdlib> const int SCREEN_WIDTH = 640; const int SCREEN_HEIGHT = ...

[1 reply] : I'm double posting since it's not really bumping if I do it right afte... (by azndarkgodx)

by Arthur D

cmake-gui, make????

I've been through a couple full length tutorials but nothing really covered cmake and make. From what I can tell cmake-gui makes make files for the compiler? ...

[no replies]

by mark103

how to check picturebox image?

Hi All, I need your help. I have got a problem with the if statements. I want to check the picturebox through the resources as if the picturebox is reading t...

[no replies]

by Blake09

Project: read file and find maximum slope

Ok so I've been learning C++ for about a month now and am new to the language and anyway I told my dad I'd help him with something he's working on since I'm tak...

[1 reply] : Can you do it yourself on a piece of paper with 5 or 6 lines of data? ... (by Duthomhas)

by dacoolest

Compare two strings

I'm supposed to write a program to take two strings input and then to compare them to see which one is alphabetically larger. What sort of comparison should ...

[5 replies] Last: Thanks packetpirate, that solved the problem (by dacoolest)

by magnus gunnarsson

if string is number only

ok, i been searching after this but with no good result i would like to se if a string contains numbers only i tried searching on this site but i found nothin...

[7 replies] Last: If you want to see if every character in a string is a digit then loop... (by Duthomhas)

by Struggling Programmer

Creating my own program

Hello I am using Visual to create my first program for a final project. I have the interface completed and I know what I want the program to do. But I am stu...

[1 reply] : There are several very good tutorials on the Microsoft Website on seri... (by kooth)

by GisleAune

Delete void pointer with 'delete' keyword -- given size. How?

I am stil trying making a C++ version of my C# class for working with Dragon Age: Origin's 2DA tables. Solely for learning's sake. The values are void* as they'...

[4 replies] Last: The bools are sometimes padded, sometimes not. It's not my file format... (by GisleAune)

by Nelli

is a string of characters odd or even?

I have some simple code that reuest a user to input a string of characters (up to a length of 81) I need to discover if the ctring had an even or odd number ...

[5 replies] Last: We can't give you the answer to everything. But if I were you, I'd use... (by packetpirate)

by b10c

rand() function with a linked list

Hey im trying to generate a linked list with random items/keys, only when i get my list, all the items are the same random number, and all the keys are all simi...

[1 reply] : linked lists don't have keys.. what am i doing wrong here....? wha... (by hamsterman)

by fugu

Updating private members - unnecessary copy overhead?

Hi folks, I have a function void update(gsl_vector * x) and as the name suggests update changes the vector x points to. I would like to use update to work on...

[2 replies] Last: Whether there is a copy overhead depends on the contents of set_x(). I... (by hamsterman)

by cainen172

copy and paste

why cant you copy and paste words or phrases off of a c++ program. and is there any way to do it through code?? thank you for any answers

[3 replies] Last: thanx can i please have the code (by cainen172)

by bl4ckb3rry

Sorting algorithm

Is there, just for curiosity's sake, a sorting algorithm that outperforms merge sort with it's O( n log n ) complexity? If there is, is it worth implementing it...

[1 reply] : Radix sort :). Also, there are several (normal) algorithms with O( n )... (by hamsterman)

by Rmac

Stuck in "while statement "

I have a program I have written using a while loop that appears to stop the loop as soon as it gets input. My programs loop is to push a button called Par...

[no replies]

by GisleAune

fstream.read is acting funny (bad_alloc)

I had some strange issues with my code and it turned out to be that I raad a struct wrongly and thus all following structs would not give me the proper value. ...

[1 reply] : You might start out by checking your return codes (if you aren't - you... (by kooth)

by newby

beyond the (very) basics

I'm studying physics at uni and as part of my course did a brief introduction to C++, roughly covering the topics in the tutorial here. I really enjoyed it and ...

[9 replies] Last: @ultifinitus Erk - meant to double the P, of course. Not sure what h... (by andywestken)

by TexanMonkey

How do I change the console color?

How do I change the color of the console?

[6 replies] Last: Code::Blocks why do you ask? (by TexanMonkey)

by Frozendog11

How do i code this?

sin(x) = x^1/1! - X^3/3! + x^5/5! - x^7/7! + x^9/9... this is the sine i have but how to i do using for-loop? //sin(x) = x^1/1! - X^3/3! + x^5/5! - x^7/7!...

[9 replies] Last: @hamsterman Point taken! (I do thing that the recursive approach is s... (by andywestken)

by stereoMatching

Could C++ develop rtos?

Are there any rtos developed by C++? Not sure if C++ could be used to developed rtos or not. Thanks a lot

[6 replies] Last: There is no real reason not to write a RTOS in C++. The language itse... (by closed account 1vRz3TCk)

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