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General C++ Programming - November 2012 (Page 26)

My code works but with the html form sends the data to the c++ program it outputs input1= and then the value. How do i get it to output just the value? header ...

[1 reply] : you can see what's happening here www.rjmlocal.com , surely this is so... (by t2nator)

by andigirlsc

Can't get apply_discount function to work properly.

In my function definitions under apply_discount, when I enter a 1 or 2 for the discountQues to see if the customer has a coupon, the program thinks I'm entering...

[4 replies] Last: Ok. I can remove the 2nd while loop and leave it as an "if" statement.... (by andigirlsc)

by roxychick8

How to use and format strfilter?

Hello everyone, currently i am working on a C language program that creates a random string of character and i put them in an array, and my second array has a u...

[no replies]

by theJAQQ

Book: C++ Primer / C++ Primer Plus

Hey everyone, I am looking for a good book for an intermediate programmer that just got into c / c++. i understand OO concepts and programming fairly well and ...

[2 replies] Last: The definitive post on C++ books is the one on SO: http://stackoverflo... (by Cubbi)

by bakerc37

area of an arbitrary triangle

The area of an arbitrary triangle can be computed using the formula: area = sqrt s(s-a)(s-b)s(-c) where a, b, and c are the lengths of the sides, and s is the...

[8 replies] Last: You use the "<>" button to the right of the edit window to add the tag... (by MikeyBoy)

by mendozae

How can I get 4 bytes per reading in a file

This is a C program: I have a binary file and I need to read 4 bytes per reading and store it as type long. I tried fgetc, I did 4 fgetc which I stored in an...

[5 replies] Last: crashing mean an exception. add a try...catch block around fread funct... (by majidkamali1370)

by aliciamyers17

Aligning Text in fout code

I am trying to output this data to a text file and the data outputs correctly however I am trying to align the 3 "Average" phrases underneath "Program", "Test",...

[no replies]

by tanny

Unable to compile, assistance needed (1,2)

========================== Line2D.h ========================== #include <iostream> #include <string> #include <fstream> #include <math.h> #include "Poi...

[31 replies] Last: Include guards stop you accidentally including the body of a header fi... (by MikeyBoy)

by Sunny101

Character testing help

How to check if the characters before @ are part of the alphabet. So if you have something like this: char a ; cout <<"Enter you email:"; cin.getline(a...

[4 replies] Last: bump? (by Sunny101)

by na7937

Nested For Loops

How do you format this as a nested for loop? 5 4 3 2 1 4 3 2 1 3 2 1 2 1 1

[9 replies] Last: Thank you all this was very helpful! (by na7937)

by frustratedstudent

I'm trying to write a craps simulator for my homework and I keep getting a NaN or inf error in my output.

Here's my source code #include <time.h> #include <iostream> #include <cstdlib> #include <iomanip> using namespace std; int playagain; float getbalance() { flo...

[8 replies] Last: THANK YOU SO MUCH! You're my favorite internet stranger right now. (by frustratedstudent)

by mothergoose729

Having trouble reading/writing to text file with my class object

I have a project for my data structure class, and on of the things I have to add to my class is a read and write function. I need to be able to read from a text...

[1 reply] : Anybody? Need help reading and writing from ostream/istream. (by mothergoose729)

by TusharRakheja

Game Of Life

I came up with this code to simulate Conway's Game of Life. But somehow the output is unexpected. Please suggest corrections. #include<iostream.h> #include<...

[3 replies] Last: Try running this and let me know if this is what you expect. I change... (by Kart)

by Nausea

Passing pointer, getting wrong addres, how is this possible?

I´m going insane here. I´m passing a pointer into a function and somehow the address that arrives into the function is wrong. How is this possible? Driving me...

[17 replies] Last: Ok I will show you the important parts of the classes then: class C_... (by Nausea)

by Darkmaster

commenting a function

hey guys is it possible to comment a function in a way, that if you use(=write) it you get additional info about the functions parameters in the code complet...

[no replies]

by yanhe0116

How to find the four lowest numbers

thx

[7 replies] Last: thx for OP Moschops, i knew there was something about 4 lowest numbers... (by IronmanCro)

by Pter0dactyl

fork() and getpid()

can i use fork() and getpid() functions in a console application in windows XP to creat child process if yes then why the following code is not working.If no,th...

[3 replies] Last: @ Moschops and @ kwb - Thanx :) (by Pter0dactyl)

by rkstengel

SIMPLE Dynamic char array

I am trying to get user input and create an array with the length of char entered. Instead of: const int MAX = 3000; char msg ; cout << "Enter ...

[2 replies] Last: @Moschops I think the purpose is not to ask the user how many characte... (by LB)

by nima0102

Code Graph Call Stack

After Some search on google I found one tool that creates flow chart and Call function from source code. I checked out demo of this tool, name of this tools is...

[no replies]

by Ebo

Save/Write to a file

I have written this program and I would like to save/write to a file but the weights and values are not being written to the file. Can I get some help? Thanks! ...

[1 reply] : next time use code tags http://www.cplusplus.com/doc/tutorial/files/ ... (by Darkmaster)

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