General C++ Programming - C++ Forum - February 2012 (Page 4)

Trying to display integers and spaces.

I'm trying to write a program for class that displays the integers 1-9 so that it looks like this: 1 1 2 1 2 3 ...

[13 replies] Last: I've got it now. Thanks for all the help! (by EricaFH)

GDAL

Hi everybody. For my program, I use the library, similar to GDAL. When the quick search is generatinga in the program (specific area), there are memory...

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by neoworld

Reverse the output from a txt file

Write a C program to read the list from the file and store them in the arrays. Your program should write the list of client’s account number, client’s na...

[3 replies] Last: Sorry did not see C Oh still C , hehehehe -:) if it is a C than he ... (by therockon7throw)

by Subzero030201

Need help on logic in OOP please :)

Problem Fixed

[1 reply] : Hi Only if we know about the mathematical logic behind the terms ( ... (by therockon7throw)

by ken2012

Need help on reference parameter

Hi guys, I'm working on my second homework. It basically read in a text file of books list and determine which book is valid and which in invalid. Once I deter...

[8 replies] Last: :) ok...that answered my question. nice explaination and very helpful.... (by ken2012)

by wwybj

How to put array data into vector

Hello all~ I'm now facing a question as the title: how to push array data into a vector container? To be clearer, I simply describe the question here: I ...

[4 replies] Last: Hi bluecoder and JLBorges, thank you very much for the suggestion~ I l... (by wwybj)

by FlashDrive

waiting for input

Hello out there! I'd really like to know how to say a program that it should output something if the user hasn't typed something for a certain time. Thank...

[6 replies] Last: Anyway, Thanks for your help =) (by FlashDrive)

by Nai yan zhao

Why C++ fread is so different from Windows ReadFile

Greetings, I write a piece of code to simulate system I/O perf. However the result is so different between fread (IOPS is 5000+) and Windows ReadFile (IOPS 200...

[2 replies] Last: C file streams opened with std::fopen() perform buffered reads and w... (by JLBorges)

by qwertyu1234

defining neighbouring points

Hello, I am trying to analyse my data and therefore need to write a program to do the following steps: 1) I produce a file with xyz (3D) coordinates for...

[4 replies] Last: > I am a beginner, and it is quite difficult to read and be able to ap... (by JLBorges)

by Parker

Probability of 2 balls

I got two boxes each contains 1 white ball n 1 red ball...what is the probability of I'm getting 2 white balls ? Can you help me to program this in C++ ? res...

[3 replies] Last: Sorry I don't get the connection of the obove with C++ here. This is... (by eypros)

by Eyad

Error: Expected declaration!!!

The Compiler keeps telling me an expected declaration for return 0; can someone help me please?! #include <iostream> #include <string> using namespace std; c...

[1 reply] : return 0; is outside your main function. Look at your braces.... (by Moschops)

by dalawh

Array + cin

Is there a way to store the string entered through cin and store it into an array of char that is exactly the same size? Basically creating an array like: "char...

[5 replies] Last: You can use a vector of strings. So your idea shown in your code s... (by vlad from moscow)

by Shalvaid

Help reading string from process memory

Hello everybody, I must say I am a bit new programming on c++. I usually develop my applications in vb6 or c#. Now I'm in the middle of a trouble trying to ma...

[3 replies] Last: Thanks you so much Galik. I didn't initialize my pointer, so now I' ve... (by Shalvaid)

by Aikon

Matrix class (1,2)

Hello everybody, I'm developing a Matrix class I need some criticisms. Only to the methods I have already developed. I like to improved some things like this: ...

[36 replies] Last: @therockon7throw By the way, I loved you example of meta-programming,... (by Aikon)

by Kassem Awada

How to call a function to go to another/new screen?

For each function when chosen in the menu i need them to go to another screen, i tried system("cls") but i got errors. #include <stdio.h> #include <stdl...

[3 replies] Last: 1) windows.h is not a lib, it is a header file. 2) You do not need to ... (by Cheraphy)

by rucafe

data base search

I have a database with hundreds of lines that looks something like this: 0.335634 0.014159 249.598008 0.499504 -0.853303 -0.149564 0.147345 0.188289 13.9389...

[1 reply] : Should work. For the first example you should close the file before r... (by mik2718)

by cpplover

issues in designing a class of array objects

Here is what my program is supposed to do: Create an array and allow the user to enter values in sequential fashion as well as allow random read/write. I wou...

[5 replies] Last: when you create a new object of any class and provide no parameter ... (by therockon7throw)

by dalawh

Header files

When I was reading the tutorials, I notice I did not see one on header files. Is there a decent tutorial anywhere on header files?

[8 replies] Last: .h only, and compile the .cpp along with the main.cpp file. (by ciphermagi)

by EmbeddedBob

throw/catch recovery

I'm a C programmer getting up to speed on C++, so this is probably a very simplistic question. Assume a piece of code that detects something not quite right,...

[2 replies] Last: Assume a piece of code that detects something not quite right, so it ... (by kbw)

by Taha Kazi

Replace single word with buffer

Hi, I was writing this Courier Service program for a friend #include <stdio.h> #include <stdlib.h> #include <iostream> #include <fstream> #include...

[no replies]

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General C++ Programming - February 2012 (Page 4)