49,767 Topics
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| | after vising cplusplus site and checking my book i havent found any example or explanation... so here it is: i have a function called "string stringreturn()" now inside i have INT LIFE , and INT NUM i would like to return the following "blabla bla (INT LIFE VALUE) bla bla …  |
| | Hey, im new to C++ forums and C++ for that matter. Im 16 years old and want to be a game developer so i made a calculator it took about 30min(a while i know but im a beginner) can someone tell me if what ive done is good code or …  |
| | I want to be able to launch a program using the system command that is located in the same directory as my program, is there an easy way to do this, without having use the getpath function and store it under a variable? Thanks  |
| | Here's me error:"invalid conversion from 'char*' to 'char'. This is much different than what I found on google because I'm using actual pointers not return values n' stuff. Well heres a watered down version of the code: [CODE]char* LOCK = new char[501]; char ret[501] = "this is fine in program"; … |
| | Hi. I am currently writing a block of code to loop through a vector and generate all possible moves on a game. For my first for loop, this block of code never increments x. I even stuck an x = x+1 at the end of the block and it just … |
| | Assalam u Alaikum! hey guys! can any one here tell me code of Nokia ringtone? or any other? thanks alot!! |
| | Well I want to make a DLL but all of the tutorials online seem to focus tword GUI programing or go a little too fast. Can anyone explain it? As far as I have seen it's syntax resembles resource files. And what makes it a '[I]Dynamic[/I] Link Libray' as in …  |
| | I already know how to call a program an make it run inside of my program (with no communication between the two). But I need a way too call a separate program from mine and have it run separately. I looked into the CreateProsses thing but it seems to be …  |
| | I tried to scan a text file ( contains decimal numbers) and save all the numbers into 1 array input1[50]. When I ran the code, the printout is always 1.0000 eventhough my text file have a bunch of numbers. Could somebody point out where I did wrong? Thank you. [CODE]VOID … |
| | I don't tend to use Arrays when programming in C++ because I think that vectors are a lot easier to use. The problem is that now I have to use arrays. I'm creating a game using SDL. I'm trying to create the artwork in code using pixels on the screen. … |
| | How do i get my program to read the last ten lines of the ".txt" file? Can you please dumb it down as much as possible. Here is what i have so far: // reading a text file #include <iostream> #include <fstream> #include <string> using namespace std; int main () … |
| | Hi, I need to search for a key word in last n/100 lines of a text file. Here is the code i have so far. This search whole file & that is an issue. This is not a home work question, please help. [ICODE] ifstream readFile(fileName);//read the file while( readFile … |
| | Hey1 fox so last weekend my friend asked if i could help her on her Comp Sci project, Little did she know im not a programming genius. So i've come to the one and only Daniweb for help... here's what she's supposed to do.. Write a C++ program by completing … |
| | I'm working on a program that performs insert sorts and selection sorts on an array of 5 unsorted numbers and a sorted array of 5 numbers and counts the comparisons made on each. I'm still learning about Big O notation, so I'm having a hard time figuring out where a … |
| | Holla, i use Visual Studio 2010 and as all we know, visual studio dont give any help with C/C++ win32 appis syntax like C#/VB were you type 3-4 words and then a list pop up. Today i downloaded Code::Block, i suprized because it had this feauture with auto-show list with …  |
| | Description of the Problem: In my program, i need to write a program that will determine how many coins of each denomination (1¢, 5¢, 10¢, 25¢, and 50¢) are required to make up a given amount of change. For example, to make 57¢ we could use 1 half dollar, 1 … |
| | Hey Everone , I Wrote a Program To Enter The info and the given info would be saved to a text file . Here is The Program Itself : [CODE]/* Created By Hayzam Sherif Date : 11/7/11' */ #include <fstream> #include <iostream> #include <cstdlib> using namespace std; int main() { … |
| | [B]Problem question:[/B] Given the sequence A and B, where A is the inorder traversal value and B is the pre-order traversal value, reconstruct the binary tree that produces such results when performing inorder and pre-order traversal on that binary tree. To reconstruct the binary tree you can simply print the … |
| | I'm trying to compare a string value, defined by user input, to values in a struct, so it will print out the names associated with that value. [CODE] #include <iostream> #include <string> #include <sstream> using namespace std; #define n_fencers 5 struct Fencer { string name; string weapon; int score; int … |
| | Hi Can anyone explain what the meaning of encapsulation and abstraction in OOPs? |
| | This is a part of my quiz program in which i ask the user to input question and 4 options and the correct option after which in new funtion i ask the quiz. but although it is asking me "option-1", its skipping the "Ques-" [CODE]int quizquestion() { cout<<"\nQues- "; cin.getline(stmt,100); …  |
 | Is there an existing function to add bytes in a file at the current position (not at the end of the file)? Because it's very slow to cut the file on parts and then concrete them (for example if the file is 1GB). |
| | INPUT.txt [CODE] 6 p q r s k m 6 ~p|q ~q|r ~p|~r|s ~r|k ~k|m r m [/CODE] right OUTPUT.txt [CODE] ~p|q,~q|r,~p|~r|s,~r|k,~k|m,r,~m p: Resolve unsuccessfully q: ~p|~r|s,~r|k,~k|m,r,~m,~p|r r: ~k|m,~m,~p|s,k,~p|k s: Resolve unsuccessfully k: ~m,~p|s,m,~p|m m: ~p|s,0,~p TRUE [/CODE] My Program [CODE] #include "stdafx.h" #include <string> #include <fstream> #include <vector> #include … |
 | Hello all, I am a little confused about .lib and .dll files. I always thought that .lib files refer to a static library and that a .dll is the dynamic library. Recently, i read that .lib files also act as a stub for a .dll and that the .lib files … |
| | This program is to enter the scores, get the grades, and display the result. However, I get a [U][B]fatal error LNK1120: 1 unresolved externals[/B][/U] Does anyone know how to solve this problem? [CODE] #include <iostream> #include <iomanip> using namespace std; // Function prototype void letter(double score, double resultNum, char grade); … |
| | Hi. I was wondering if anybody could help me with a small problem. I would like to read a specific line from a txtfile and either output/delete it. Basically, I'm doing a program where a user inputs/view records and i'm stuck at searching it. My txtfile input from user has … |
| | I have difficulty to change the following program by using the array. The display need to be like the following: [INDENT]Result 1: 50.00 Grade U Result 2: 95.60 Grade A Result 3: 72.00 Grade B[/INDENT] Can anyone tell me how to do it? Thanks. [CODE] #include <iostream> #include <iomanip> using … |
| | Hello I'm using visual studio I need help making a program where a txt file will be read. my program should read all the test scores in the line and will stop when -1 is entered example input file joshua 90 89 -1 michael 76 80 89 -1 Shawn 78 … |
| | I have been using Visual Studio C++ 2010 Express to do some work, which has now succeeded after a lot of trouble. I wanted to go one step further but it seemed that I would need the full 2010 .NET software to achieve this. I downloaded Microsoft Visual Studio 2010, … |
| | Hello everyone, I have just written some code that measures a system's [URL="http://en.wikipedia.org/wiki/FLOPS"]FLOPS[/URL], but before I wrap it in a class and make a GUI for it, I would like to know what you guys think of it, if you can see any bugs and/or if you got any suggestions … |
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