49,766 Topics
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| | Trying to replace '\n' or its decimal equivalent of 10 after it has a decimal value added with its original value of '\n' or 10. This way the newline character won't appear in the ciphertext as some other visible character. [code=c] while (!plainText.eof()){ string plainLine = ""; getline(plainText, plainLine); int … |
| | This is the last questions I have about arrays. I have no idea of where to go with any of them except writing the header of the functions with the parameters. Again this is just questions from a study guide for my final exam so I am not asking you … |
| | This is another question from my study guide for my final exam. If you all could please give me some help. Write a value returning function called "found" with parameters of a float array a float item and a integer length, that searches the array for any value greater than … |
| | Hey Everyone, I have developed a program to help me geocode approximately 100,000 addresses from Google. After doing some i/o to bring all the names into a vector in C++, I have now 100,000 distinct addresses that I must pull up, retrieve the code from google's server via csv output, … |
| | hey i am trying to write a program that allows two users to play tic tac toe....right now i am doing the program in pieces i have accomplished setting up the two dimensional array. i am having a problem changing the * thats in a section of array to an … |
| | Hi i put most of the //discriptions in so it should be easy to tell what is suppose tohappen where. It is longer then it seems, its very beginner level. Also im not sure i did the functions and arrays perfect. Errors i have before i have been able to … |
| | Hey guys. I have the following string array, say, string array[2]; array[0] = "hello7925"; array[1] = "bye344539"; I want to read the last two characters from each string in the array, which in this case are 25 and 39 and then put them in a separate array like this.. int … |
| | I am working on a study guide for my final exam and need help with this question. Thanks in advance for the help. Write a value-returning function called "prod" that has parameters of two int arrays "arr1" and "arr2" of size"length". "Length" is also a parameter. This function should return … |
| | include a derive class named sphere from the base circle class. the only additional class members of sphere should be s constructor and a calcval () function that returns the volume of the sphere... please kindly help me in correcting the code.. #include <iostream> #include <cmath> using namespace std; const … |
| | hello.. i need tips to solve the problem. The situation is like this: I have randomly generated 20 (pop) array of length = board. The output is this: [QUOTE] [B]1 3 6 4 1 4 6 6[/B] 2 0 1 1 1 3 1 3 3 6 3 4 7 … |
| | Hi I have a question regarding runtime polymorphism. I have for example [CODE]derived A; base *B;[/CODE] and I do this [CODE]B=&A;[/CODE] if A goes out of scope does this mean the pointer B is a bad pointer meaning it does not point to anywhere? If so, does this mean I …  |
| | How many constructor (including copy constructor) and destructors will be called for test1 and test2? [CODE]#include <iostream> using namespace std; class Base{ public: Base(){cout << "Base()" << endl;} Base(const Base&){cout << "Base(const Base&)" << endl;} ~Base(){cout << "~Base()" << endl;} }; Base func(Base b){return b;} void test(){ Base a; func(a); …  |
 | I'm curious what you Developer uses: 1. What is your favorite IDE 2. What is your favorite GUI library 3. What is library that you often use? 4. Anything related? |
| | Hi, I'm having a problem wrapping my head around a problem. Here is the problem: Develop a program that will input a binary string and then, using bitwise operations, do a two's complement on the string and display it. Use UNSIGNED data types for the bit strings. So far, I … |
| | I need to write a program that uses P = (nRT)/V P = pressure V = volume n = number of moles R= universal gas constant (8.31 j/mol K) T = absolute temperatre All variables must be local, no global variables. Inputs to the program include kelving temp, initial and … |
| | I am a developer on the open source Audacity team and am trying to add some functionality. Currently if you drag the icon of a supported type (fi song.wav) onto an open Audacity project it loads the file. However if you drag song.lnk (like an XP shortcut but different--looks like … |
| | Hello, Referenced memory error in visual c++ .exe file. When i was run my program's .exe file (program written by visual c++ 2008 win32 windows application), it could work fine. but problem is when i click a button for executing something and display on the window screen (otherwise it works … |
| | Am new to C++ and don't know if I'm doing something fundementally wrong. Have a form with a textbox and buttons. When I click on button, I am running a function in my .cpp file. However, in this function I need to update the text box in the form. Have … |
| | What I want to do must be easy because I can't find it on the web. I have existing C code with char* strings all over the place. I'd like to get those strings to the Form1.h file so I can use them there. All I want is... String^ newText; … |
| | Hello, I'm quite new to c#. I have one C++ dll in which I have the two simple add & delete functions. [code]int MyTestFuncs::Add(int a, int b) { return a + b; }[/code] I have to access them into the C# code. I have faced the following error - When … |
| | I used this simple code to test an memory leak reported by valgrind. [CODE=cpp] /****************************************** * FILE: t3.c * Compiled using : g++ -g t3.c -o t3 * * $ g++ -v * Reading specs from /usr/lib/gcc/i686-pc-linux-gnu/3.4.6/specs * Configured with: ./configure --prefix=/usr --infodir=/share/info --mandir=/share/man * --enable-languages=c,c++ --with-system-zlib --program-suffix=-3.4 --enable-threads=posix * … |
| | Sorry for disturb you all, but a I'm newbie..because my teacher give a assignment.. this my assignment.. [B] Machine Problem[/B] 1. Make a C program that will display "I will pass PRGLF" on the center of the screen. 2. Design a program in C language that will display "#" at … |
| | My teacher gave use a project were we have to read a text from a file and then output some results. I have got C++ to read the text from file but I have to average out each persons test scores and then output them. I am not sure how …  |
| | Hi! For my last assignment I was told do create a program which can read-, sort- sand save a textfile (.txt). For example, I have a textfile containing 5 movies, this file is going to be read by the program and then sorted (in alphabetical order) and then saved to … |
| | I have written a function which will open the file with the input name provided.I am compiling on a Linux box using g++ compiler.Detail code below Plz let me know what is the wrong in code. [CODE]1 #include<iostream> 2 #include<fstream> 3 #include<string> 4 #include<stddef.h> 5 #include<cstddef> 6 #include<cstring> 7 8 …  |
| | what is the diference between using "<<" and get() function |
| | I know there are many things like this on this site already but my teacher is smart and will search to find out if we just copied from an internet interveiw Hello My name is Ben and I am a sophomore at high school in New York. I am currently … |
| | [COLOR="Green"]i'm so confused with this program. should anyone give me some clues how to begin?[/COLOR] Define a class called StringSet that will be used to store a set of STL strings. Use an array to store strings. Create a constructor that takes as an input parameter an array of strings …  |
| | I want it so that when a user doesn't enter char r,p,g,m,c,y it will come up and say incorrect input enter 4 correct values. This is what I have. [CODE]while( (g.one || g.two || g.three || g.four) != ('r' || 'p' || 'g' || 'm' || 'c' || 'y') );[/CODE] … |
| | Hey everyone, I'm trying to implement a operator overload of several operators. I want to make sure my syntax is correct. Here's my old Class implementation: [CODE]#include <iostream> using namespace std; class Date { private: int mn; //month component of a date int dy; //day component of a date int … |
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