49,757 Topics
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| | So, I've been through a class in java so I know a little bit of what I'm doing... The assignment I have is to create a program that takes a string and converts the letters four away in the alphabet (ie: a becomes e and so forth). I've gotten most … |
| | Hello everyone.. Would anyone know why I can't do the below. I'm not the best programmer in the world so I'm wondering why the below won't work. I get an error 'A template declaration cannot appear in block scope' No doubt it's due to my lack of understanding of the … |
 | i am given this topic array - object oriented programming for report. i just some of your advise do i need to discuss OOP? including like inheritance, encapsulation, polymorphism ..etc.. or should i discuss only concepts of arrays definition etc... any addition to my outline: definition of arrays types (single-multi) … |
| | I am getting Wrong Answer on submission. Problem link:http://www.lightoj.com/volume_showproblem.php?problem=1039 Code:http://ideone.com/1iMkOX I implemented the BFS inside the main function instead of coding it in a seperate function. |
| | CSCI-15 Assignment #1 — Functions and files review (40 points), due September 9, 2013. Write a program to read the coefficients of a series of quadratic equations from a text file and print the associated roots, or appropriate errors if there are no real roots, to another text file. The … |
| | Im trying to figure out how to read a file that is entered into the command line. I tried using #include <iostream> #include <fstream> #include <cstdlib> #include <string> int main(int argc, char *argv[]) { std::string a; int b, c, d; std::cout << "please enter the name of the file: " …  |
| | Create a program that will input a number in kilowatt and display its equivalent masures in watts. PLEASE ANSWER. :) |
 | I'm working an SSE / AVX library and have almost all the basics working, but now I'm trying to get the accuracy / speed a bit better on certain functions. Essentially I'm using a minimax polynomial that when using infinite precision should give me ~2E-9 error, plenty for floats for … |
| | I have a class person, with a first name, last name...ect. The user is prompted a menu and I am having trouble with the option to delete a name. It seems the string variable is not getting updated when the user enters it and another prob is getting an infinite …  |
 | Hi Guys, I was wondering if someone could help me with this small program, i am kinda new to programming and well i have been given this assignment on collision detection for airplanes. i have done some coding implementing the algorithm and well i have specified the coordinates or points … |
 | am new in programming and i need your help.after writting a code if i compile and run the console will not display the output but rather shows and go immediately  |
| | Hi, I'm creating remote desktop application in qt 4.8. I have to implement some way to browse remote computer directory structure and possibility to download files on local machine. I'm wondering how can achieve this... ![Member Avatar for [Prototype]](https://static.daniweb.com/avatars/orig-avatars/avatar913340.gif){kind=avatar} |
| | Can someone help me with solving boolean expressions with the help of forward chaining. A good tutorial will also help me. Example: A.(A + B) = A A.(A + B) => A.A + A.B [Applying distributive law] A.A + A.B => A + A.B [Applying idempotency law] A + A.B … |
| | I'm trying to solve a cryptarithmetic puzzle TOO + TOO + TOO + TOO = GOOD using a program. My solution to this, is to use a nested loop for each unique letter (in this case T, O, G, D). The loops would systematically assign the digits from 0-9 to …  |
 | I was just wondering what kind of behavior is expected when hooks are set, I can modify my code to test it (which isn't really necessary), but I was hoping it's normal for when hooks are set for input to be buffered for a few seconds and then display. If … |
| | how to solve pattern given below using nested for loops.. * * * * * * * * * *********** somebody please help me with the logics.  |
| | hi all !! i am new on that forum, and i have just started C++ programming, i know some basics. now i would like to start developping a program, i need some idea that could be evoluted everytime, so i work on it while i improve my programming skills. thanks … |
| | the basic idea is that i have a config file where i need to take entries in different formats(the key is always a string and the value could be any type: int, float, string etc) from and the file has the following style: firstentry 1.5 secondentry 35 thirdentry somestring and … |
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 | I'm trying to make a simple linked list example. I am using the dynamic method of memory allocation. #include <iostream.h> struct node { int INSTRUCTION; node * next; node() { next = NULL; INSTRUCTION = 0; } void setnext(node *P) { next = P; } void DELETE() { delete this; … |
 | What is the best and efficient way of redirecting streams from a parent process to child process. There are a number of ways i found out like boost.process, fork() and createprocess(). But what is the best way for windows? |
 | How to apply graphics in Microsoft Visual Studio C++ Express 2012? |
 | #include <cstdlib> #include <conio.h> #include <iostream> #include <stdlib.h> using namespace std; int main(int argc, char *argv[]) { int x,ctr; cout<< "Enter a day: "; cin>> x; for (ctr=x;x>0;x--) for (ctr=1;ctr<=12;ctr++) { switch (x) { case 1:cout<< "On the first day of Christmas\nMy true love sent to me...\n"; break; case 2:cout<< … |
| | I want to calculate the formula in C++ program. Put all 5 formula inside the program but just run 1 formula only. For example, run the current ratio formula only. If you want another formula then just adjust the coding. Then the second formula will run. Just adjust inside only. … |
 | hello; how to access to a control of a form from another form? example datagridview |
| | Hello everybody. I am seeking help on how to save 3 output images into a specific path after filter by 3 different mask size e.g. 3x3, 5x5 and 7x7 mask. My program is in C:\Cpp\Project\, I wish to save those output images inside "filter" folder with path in C:\Cpp\Project\filter. Thus, … |
| | Inline Code Example HereHi guys, below is a function which converts ebcdic to ascii and it works for a buffer, i need to modify it in accordance to a file,which i am unable to do as i am not very good with C, tried my luck everywhere but did not … |
| | I want to know how this function is working. I used qsort() function to sort the integers in an array and i found this compare() function on internet. It worked perfectly well but i cannot understand how is it working and what's its logic. Any help? int compare (const void … |
| | Hellow...How to count and sum even and odd integers from a sequence of integers..? |
 | [LIST=1] [/LIST]Hello again :), I am writing a code that will recursively write a string in reverse. The problem is in my recursiveReverse function. I feel like the idea is right, but the implementation is incorrect. My thought process was that I could start the loops at the beginning and … |
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