General C++ Programming - C++ Forum

Hi! I am working on a shell in c++ and I have a problem with user input. Everything is fine but when I press up, down, left, or right a string starting with ...

[2 replies] Last: sorry, im not sure what u mean by ..use its functions here is my c... (by iCpp7000)

by closed account zwA4jE8b

text drawn in a window

Some of you have seen this code in a previous post. I am wondering is there a way to draw the text as a separate object? Bad wording I know. What I want is ...

[11 replies] Last: thank you, works perfectly now. Just for the sake of conversation..... (by closed account zwA4jE8b)

by ChrisDA

Problem with random number generation and strings

Hi. I could use at code review. I've just come back into programming after a year since my first year university courses and I've run into a pair of problem...

[3 replies] Last: I haven't used Cygwin so I can't say for sure. I use Visual Studio. If... (by shacktar)

by applestreudels

Matrix inversion in C++

Hi there, I'm trying to invert matrices up to 12 x 12 on an mbed MCU using C++. The program works for a 3x3 matrix, but not a higher level one and uses Gaussi...

[1 reply] : Integer division. Another thing: for (i =0; i<4; i++){ if... (by ne555)

by slinkkkk

Mysql connector c++ issue

Hi ppl .. im having an big dificulty trying to install mysql connector c++ on my visual studio 2010 .. im running on windows 7 64bits Heres the link of the c...

[no replies]

by PESITdude

accessing rs232 using C/C++

Hi, I wanted to know how to access hardware (like rs232, mouse, keyboard, usb) using a C/C++ program. I'm interested in writing a small program to transfer...

[no replies]

by gamalpha

programming with unusual constraints

I program software written by the Siemens company but I don't work for Siemens, I work for a university instead. Siemens keep some of their classes inaccessibl...

[1 reply] : No, unless coloryourself() is virtual. (by hamsterman)

by masteraki

String Class - Operator + Problems

// // Template - // #include <cstdio> #include <cstdlib> #include <cstring> #include <iostream> #include <cmath> #include<ctime> #include<string> #in...

[3 replies] Last: Actually I just realised that the tutorial on this site uses the '+' o... (by Computergeek01)

by Yours3lf

linker errors porting linux -> windows

Hi, I want to port my application from linux to windows, and I've succeeded with most parts all the libraries are linked etc. etc. However the compiler se...

[12 replies] Last: @Moschops yes main.cpp is part of the project. I tried to manually cre... (by Yours3lf)

by Nvoron23

Need help with compiler errors for a simple C++ program using strings

My code includes the driver.cpp (main program), Student.h, and Student.cpp files. Perhaps there is a problem with the implementation of the string _id, _name o...

[1 reply] : #ifdef STUDENT_H means " if STUDENT_H is already defined, ... ". Wha... (by hamsterman)

by luckyali444

c++ How to read from a file placed on my desktop

Hi guys i want some help... I've a file named "assad.txt" on my desktop. I want to read it through C++ files. Can anybody tell me the syntax how can i open...

[4 replies] Last: Firstly, you should check if the file was opened successfully, using f... (by anonymous23323124)

by anandnilkal

Check for existence of virtual function

Hi, is it possible to know if a class has virtual function definition from the object of it? given that I do not have access to the source code of it...

[4 replies] Last: A class containing at least one virtual function should have its des... (by jsmith)

by centwing

destructor is randomly called

I want to thank all who will help me ahead of time. I wrote a ADT liked list using template. when I tested it with primitive data types, such as int and flo...

[4 replies] Last: Thank you very much I can across an article, saying something like ... (by centwing)

by soheilghafurian

unidentified blocks?

Hi I would be thankful if you answered this question of mine: what does such a structure mean? ... // codes { ... // codes } { ... // codes }...

[7 replies] Last: Could also be useful for forcing a deconstructor. And when using boost... (by Ikaron)

by howtechstuffworks

Composition VS Inheritance

Why Composition is said to be good ahead of inheritance. I am just learning C++ and it was said inheritance can be handled only by expert programmers, but I don...

[1 reply] : Why Composition is said to be good ahead of inheritance. I am just le... (by Disch)

by StoneHeart

String problem v2!

im currently coding a http uploader. everything went ok for now but i had a problem with data which has null characters. the data was truncated. my vb6 version ...

[3 replies] Last: @cal, i never use vector before so an example would be great ;p @... (by StoneHeart)

by GPing100

Get external app name from .exe

Hi! This is my first thread here. I have been searching half of the day now trying to find a way to get the name of an application trough its .exe. I am able...

[10 replies] Last: Hm, that is what I was expecting, that this code was C# and not C++. ... (by GPing100)

by closed account Lv0f92yv

Can't get compiler to let me be terrible

Hi all, I want to try to do some funky terribleness to allow user to call a function with no parameters. Basically, the compiler errors on this: void printli...

[1 reply] : Sorry... failblog entry for me. Fix was simple - use proper syntax (d... (by closed account Lv0f92yv)

by Encinaar

How & work here?

class A { int x; public: A& increment(int); }; I did not understand how does & work here. Can someone explain it and give a ...

[4 replies] Last: Instead of returning a new A instance, it returns the address of ano... (by closed account zb0S216C)

by ryuoendo

Leaderboards

In college, I had an assignment to make a leaderboard with 2 arrays and for the user to be able to input data for their names and scores. I didn't do so well wi...

[no replies]

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General C++ Programming - June 2011 (Page 6)