49,757 Topics
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| | I am in the third year,but i want to start thinking about my project right now,i found this idea very interesting but i have no idea where to start,i know i should start learning up its working but after that?is C++ a good option?i have never done any difficult coding,i … |
| | Hi guys, I'm currently switching from mechanical engineering to Computer Programming analyst in September so I have a few months to learn how to do this.. What I want to do is make a Bot for a game.. The game is written in Java and I want to load it …  |
| | I am experiencing unexpected performance degradation when using vectors with classes. I have a csv_File class that reads in a csv file and stores the contents in a 2D vector. There's a member function that allows access, e.g. [CODE] csv_File file("file.csv"); file.access(2,2);[/CODE] To access the 2,2 element. Then, I have …  |
| | Hey yall. Trying to teach myself C++ using the book "Programming and Problem Solving With C++" (5th ed.) by: Nell Dale and Chip Weems... and it's no cake walk. I have a new found respect for programmers and programming in general. Anyway, if any of yall can help me figure … |
| | Hello all, I'm trying to modify some code but I'm having some difficulty - probably because I don't really understand the function in the first place. Its one my supervisor found online that seemed to work fine for the purposes of our test code. However; after some poking around its … |
| | anybody know to create a program that count the characters(including spaces)???  |
| | I have followed this tutorial for setting up Eclipse and OpenCV: [URL="http://carrierfrequency.blogspot.com/2011/05/opencv-22-in-windows-using-eclipse-ide.html"]http://carrierfrequency.blogspot.com/2011/05/opencv-22-in-windows-using-eclipse-ide.html[/URL], and doing it with OpenCV 2.3. But, I'm always getting the error: Type 'IplImage' could not be resolved for IplImage* img = 0; Why is that? Thanks. |
| | Hi there, I'am asked for a HW write a code: * read some data of unknown number of students with their grades of 4 courses from a file * calculate the gpa, honor/warning status, and course average for each course, * write them into an output file (for testing I … |
| | Hi Guys, Can you please enlighten me, why the following output is this way? I thought A class size is the summation of the byte size of its member variables. My machine is a 64 bit machine. [CODE] #include <iostream> using namespace std; class A{ public: char y; int x; … |
| | So it's this program which isn't behaving as it should. these are the classes I'm haing problems with: [code]#ifndef _CMENU_H_ #define _CMENU_H_ #include "Vec2.h" #include "Background.h" #include "Sprite.h" #include "BackBuffer.h" class Button { public: enum ButtonState { NORMAL, //when cursor is not near the button ANIMATED //mouseover event }; Button(const … |
| | Hi friends, I have a map containing an int as key and a struct as second value, read from file. I need to update the second column with value obtained by the last value (bigger one) + 1. A kind of sequential code ... I tried to use the max_element … |
| | Hello. I have a problem writing to a file using for loop. here is the code: [CODE=cpp] /* the code should save numbers in a file something like this 1 5 2 8 3 7 4 6 */ //instead it gives just the last numbers it catches /* 4 6 … |
| | HI all, I am not c++ expert. Just a beginner. I have few requirements to design the pattern. Simple requirement is 1) i have a table in sqlite say T1 with ( name, version ) 2) I daemon which has is watching specific directory with inotification for the event IN_CLOSE_WRITE. … |
| | Hi All, In my application i am using a document to display data present in the database. First I try to run a query in the database and when i try to display the contents of the result it is failing to display the contents. But when I try to … |
| | I am currently going through a c++ book trying to do the problems at the end of the chapters. They dont provide solutions so im kind of stuck. My problem is: Write a program that uses a loop to display the characters for each ASCII code 32 through 127. Display … |
| | I am working on an assignment and I am suppose to use vectors to find the sum and winner but I do not understand c++ so this is confusing. The program runs but it is giving me the wrong winner, it displays the winner as who ever is entered first. … |
| | I have this assignment due and its a bit tricky, i was wondering how is it possible to incoporate both C-string and a [I]string[/I] object at the same time. Any help would be very very appreciated. thank you all in advance. Here is the actual problem from the book. [B]Write …  |
| | I'm wondering how to remove the stuff at the end of the console, where it says the execution time, press any key to continue, and what the process returned. I am using Codeblocks. As well, I am wondering when I type in a letter, (for example, the letter h), it …  |
| | Hey! I sorta, kinda want to make a REALLY simple OS that would be made in c/c++ (c++ hopefully). I realize that it would take a lot of effort, and I would need a lot of time. But I am willing to put forth the required effort and time, so, …  |
| | I'm new to programming and we have a project in class asking us to have the user input a sentence then we need to find the character typed most in that sentence. I think I'm on the right track, but I'm getting a segmentation core dump while running the program. … |
| | I have a program where it reads 2 files, one of them containing a file with customer number (int), customer name (string) and balance (double). There are 7 lines, but my program would only read the first line 7 times. This program is confusing me as to why they won't … |
| | Hi everyone, I have a std::map of structures . I'm reading the data from a file named "auxIdSorted.txt" and I need to do a while() using the variable auxID. The idea is read the map many times until all values of auxID become different of zero (while(auxID == 0). I … |
| | Hi masters! I have a problem with my while loop. I realised that my code does not work the way I want. It has to check if sum of def, mid and att variables is different from 10 or if style variable is different from multiple strings. So if any … |
 | Hello everybody, First off I know I should invest in some good c++ books...well technically alot of books for alot of different languages. However this month I am dabbling in c++ again. I am currently working in Visual C++ and trying to make a "keybind" for my program, so that … |
| | i am looking forward to making a game with c/c++ language. I need to know how to set up the scripture for the game, so if anyone has a clue how to set up a c/c++ scripture code then please reaply. thank you, ~~tehnoobshow |
| | Hello, I'm attempting to write a function that accepts a vector "list" and it's "size" as arguments and using an iterator, step through the list to find the one with the highest value. For instance, here is the non-iterator function: [code] int winnerIndex(vector<int> list, int size) { int votes = … |
| | Hi, I assigned the name of the file to string vector. I mean when I print the vector, it seems like cout<< files[0]; It prints file.txt and I want to open the file by using vector. I tried ifstream file ("files[0]"); and ifstream file (files[0]); but they did not work. … |
| | Hey yall. Trying to teach myself C++ using the book "Programming and Problem Solving With C++" (5th ed.) by: Nell Dale and Chip Weems... and it's no cake walk. I have a new found respect for programmers and programming in general. Anyway, if any of yall can help me figure …  |
 | I'm using eclipse C++ helios and mingw compiler... I created a hello world project without modify the original code.. It compile successfully but when i click run, it show terminated test.exe I'm new to use eclipse IDE, so hope to get some helps here.. thanks |
| | Hi all, I am working on an application in which a call is made to a DLL. From that dll a dialog has to be displayed. While doing so I was not able to see the dialog. Dialog is not getting displayed. When i checked the code in debug that … |
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