General C++ Programming (Page 3)

Error "use of undeclared identifier"
Hello, I am having trouble with my main .cpp file, here is the code so far: #include <iostream> us...
[3 replies] Last: Please use code tags! "How to use code tags" (by andywestken)
by olette
Can anyone help me get started?
This is my assignment - The volume of a cone is given by the formula: V = N r2 h / 3 For th...
[4 replies] Last: Read above. That was excellent answer (by eraggo)
Why is a double pointer necessary?
So I've been practicing on recursion and writing a binary tree but after some input I was told I nee...
[5 replies] Last: Oh, I see that now. That's a potential huge memory leak. Thanks for t... (by cppnoob25)
by rosa
C1083: Cannot open include file: 'sys/socket.h': No such file or directory
I am trying to build a project using Qt creator tool in windows but when I built it , I got this err...
[3 replies] Last: (by helios)
classes(recursion in methods)
i was writing a code for binary tree class.I am not able to write the code for in order print. my c...
[4 replies] Last: thanks it is working fine. (by sharangchopra)
by olette
Need help
#include <iostream> #include <string> using namespace std; void getSize(int&); void getSpac...
[8 replies] Last: I think you didn't read my last post. getSpace should take a refer... (by cire)
request for member of non class type?
When I run my code I get this error and I don't know how to fix it. error: request for member 'push...
[6 replies] Last: Thanks coder that makes more sense. I still don't understand my error... (by coder777)
by frisk
Problem in a function when i pass THE string
HELLOOOO i have a stange problem.. hoping you can help me. this is the main int main(int argc, ch...
[6 replies] Last: Well.. gode point (about argv), my is a stupid move. thanks for advic... (by frisk)
by Ozzy69
Why appear the string yeahh twice?
Hi, why appear the string "yeahh" twice in the code: #include <iostream> #include <fstream> u...
[1 reply] : Becaue you are looping on eof which is incorrect. You should loop on i... (by MiiNiPaa)
Forward-declarations and inheritance
Hi, I have a type called "Watchable", which can be pointed at by a "WatchPtr" (a template which acc...
[4 replies] Last: I suggest /** This is a pointer that let's you observe the lifetime ... (by helios)
Card game - help
Hello! I made a simulation of the card game War, but I'm having some trouble with the randomization ...
[2 replies] Last: @Bdanielz (by naraku9333)
Tax program issue (not sure what to do :L
Hello! This is my first time posting as I'm pretty stubborn when it comes to getting help with anyth...
[1 reply] : Quick google search (by Bdanielz)
Memory access problem with pointer
I'm having a run-time error with memory access. I tried to shorten my code below to highlight what's...
[3 replies] Last: You were right that wasn't it. It was because of my destructor and I ... (by BarelyOtaku)
What am I doing wrong here? (Pointers and references)
I'm not sure how to correctly do this. This is just for practice and serves no real purpose. That's ...
[4 replies] Last: Thank you shadow. That helped a lot. (by cppnoob25)
Help with pointers
#include <iostream> #include <string> using namespace std; void getSize (int *numStrings); v...
[2 replies] Last: Sorry for not putting the code within code tags but thank you so much ... (by ankitdua)
Having trouble opening a text file
Hello! Good morning! I'm trying to do some math with a text file that looks like: Mary Baggins...
[1 reply] : textfile >> data.A reads Mary . >> data.B tries to read Baggins... (by MiiNiPaa)
Forgot binary file read :(
Hi I have a file users.txt in server and client send a user name and server checks it, but I can onl...
[3 replies] Last: You need to send the file name to the server. (by helios)
improving my string implementation (1,2)
So I wrote the code for the string class but I know it can be improved. Especially for the += operat...
[28 replies] Last: If the order of declaration of non-static member objects of a class is... (by JLBorges)
Program keeps crashing after i give 2 inputs!!!
Hi I need help on my program that keeps crashing exactly after two inputs.. ive been stuck on this f...
[4 replies] Last: Thank you so much for you help!! (by wildcharizard)
Snake Game Problem
Hey! So for an assignment I have I have to create a snake game along with adding a couple of my own ...
[1 reply] : Your problem is that you actually start a thread, but due to the joins... (by coder777)
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  Archived months: [may2015]

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