Beginners - C++ Forum - August 2011 (Page 9)

Hi, I have a calculation with two float numbers and I don't understand why the result is actually what it is? int main(void) { float a = -1.5, b=-1.4;...

[10 replies] Last: Thank you everyone! @Disch: The C++ FAQ was really great! @rapidcode... (by tempomat)

by brokenbot

Bots that do small tasks on WWWsites

Whats really required to make a bot that basically reads what a website is telling them and makes decisions and actions based on the data obtained from the webs...

[5 replies] Last: yes smh... what i'm doing isn't illegal. It's very very very legal. If... (by brokenbot)

by Brianzor

byte2char

I'm writing a program that takes a hexidecimal value as stdin and then writes it to stdout as its ASCII counterpart. My code compiles, yet seems to choose when ...

[1 reply] : EDIT: Nevermind, I found my error, seems that the whitespace after %x... (by coder777)

by highclick

C++ Change CMD color background and text

Im coding with c++ (dev-c++). How do i change the background color of my cmd box? But more importantly, how do i change the color of certain text?

[5 replies] Last: The example from wikipedia is different. You also have an assignment o... (by m4ster r0shi)

by alishbat

dynamic array

What is a dynamic array ? how do we resize it and how can we copy all data to the new array, and release the memory for the old array????

[1 reply] : What is a dynamic array ? A container that changes its storage capac... (by Athar)

by ziodice

Can't get SFML to work? CodeBlocks. (1,2)

The template thing didn't work, I followed a tutorial to do it manually, and it still didn't work. I have the compiler set to the include folder and linker set...

[29 replies] Last: The paths indicate that something's wrong in the settings (..\..\..\Us... (by Athar)

by NetHacker

What's wrong with this program?

Hi, I just began taking a C++ class at my highschool. We're using MetroWorks CodeWarrior IDE. Anyway, I tried writing a hello world program at home and compilin...

[5 replies] Last: Alternatively just press Ctrl+F5 in Visual Studio and the window will ... (by ascii)

by metulburr

cant close my window

SFML ...how come i cant close the window? #include <SFML/Graphics.hpp> using namespace sf; int main() { RenderWindow screen(VideoMode(800, 600, 64)...

[no replies]

by ziodice

Using Microsoft C++ Express thing

I'm trying that out, to see f I can use that instead of code::blocks, and I get this error when I try and compile simple "Hello world!" "Add directive to 'Std...

[3 replies] Last: Thank you. Both of you're things worked. (by ziodice)

by forloopstatement

for loops statement

i have a homework about this, i need to print out: (a's are not included it is use for spacing) 1. ***** **** *** ** * 2. aaaa* aaa* * aa* * ...

[2 replies] Last: ...And you're asking for someone to do your hw for you. Which is look... (by atropos)

by Ehsan Imani

96 errors! probably because of std.

Hi It's the first class I'm writing & now I got 96 errors! I think there should be something wrong with std. I know there might be some common problems like s...

[12 replies] Last: I realize this is after the fact, and I'm not trying to be particularl... (by Duthomhas)

by Nostalion

Extremely Basic XCode / C++ Question re "Hello World" program

I have an extremely basic question. I'm just starting a C++ course, and would like to compile the code on my Mac. From what I've read, XCode is an appropriate t...

[4 replies] Last: Well, I've deleted the old project folder and emptied the trash, but t... (by Nostalion)

by closed account 10oTURfi

Recursion

So... program leaves void function when } is encountered, but how do I exit it BEFORE }? void myfunc(int a){ a++; cout << a << endl; if(a==10)//This i...

[7 replies] Last: Always and never rules are never correct and should always be... (by Lodger)

by wtf

I can't figure out what is wrong.

Some times it works, but bout every other time it crashes, sometimes before, sometimes after the cout output. #include <iostream> class myint{ p...

[7 replies] Last: P.S. sometimes it outputs werid results like: 8! = 403225306 or 8... (by wtf)

by fuzzy

Program crashes

this code compile but it crashes right after. Can someone tell me what is wrong? #include <cstdlib> #include <iostream> using namespace std; int main(int argc...

[4 replies] Last: You need to understand what a pointer is and what an int is, and how a... (by Moschops)

by J Pass

Class - First Assignment

Good afternoon. I am taking my first C++ class and admit that it's been a long time since I last learned any programming. My assignment that I'm working on is...

[4 replies] Last: Pseudocode for doing it without an array: max = user_input() repeat... (by hamsterman)

by nor

problem understanding a panagram code

#include <iostream> #include <vector> #include <cctype> using namespace std; const int ALPHA_SIZE = 26; int main() { string line; while (g...

[2 replies] Last: Thank you very much for the information! (by nor)

by kgs1992

Prime Numbers different logic?

Here is the code I have written in C++ for displaying prime numbers from 3 onwards. I came up with the logic all by myself & did the coding myself. There is no ...

[1 reply] : The easy way to check a number if it's a prime is. run through a loop... (by GisleAune)

by somshridhar

How to read numbers from a text file and output them into other text file

Dear Sir, I am trying to read numbers from a file and output these numbers into other text file. Practice.txt Shri 6000001 6000002 Ram 6000003 60...

[5 replies] Last: Dear Sir, I am trying to use stringstream function for my program i... (by somshridhar)

by Nelli

testing a string for user input, please help

Well just when you think your done another issue develops lol. I have provided the code that got me this far and it works well but now I have been asked to ins...

[1 reply] : Just take substrings of the input and keep track of what you are looki... (by kooth)

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Beginners - August 2011 (Page 9)