General C++ Programming - December 2013 (Page 8)

Purpose of the Pointer to Pointer
 
Hi, Can anyone explain what is the purpose of the "pointer to pointer" and give any real time exa...
[1 reply] : google... http://stackoverflow.com/questions/897366/how-do-pointer-to-... (by mutexe)
No. of compilers installed
 
Hi, I get the feel to install and try different types of C++ Compilers. Currently I have installed:...
[6 replies] Last: I see GCC is common among everyone ;o. @ Albatross: Well Borland com... (by Stormboy)
help
 
how to make a program which take 2*2 matrix and out put is ad joint matrix of 2*2???please help
[3 replies] Last: This is gonna help you......... #include<iostream> #include<conio> in... (by Hiten Sharma)
by Kubani
converting between text files and binary files
 
Hello, How to convert an ordinary text file into binary and how to convert that binary file back ...
[8 replies] Last: #include <iostream> #include <fstream> #include <vector> int main() ... (by JLBorges)
Virtual Function Performance
 
So a virtual function entails a function pointer lookup every time said function is called. I gene...
[1 reply] : The overhead of the vtable look up is just a couple of machine instruc... (by JLBorges)
Converting SDL Scancode to Unicode *2.0*
 
Hi, I'm trying to make my game engine as abstract as possible. How can I convert a SDL_SCANCODE* ...
[no replies]
counting individual vowels in a sentence
 
I'm trying to get this program to work that will count the frequency of each vowel. Surely i am over...
[2 replies] Last: yes either use ascii codes for each letter or just put single quotes b... (by quine)
my class have a string private and i need output string
 
#include <iostream> #include <string> #include <string.h> using namespace std; class Varian...
[10 replies] Last: heres my new code: #include <iostream> #include <string> using names... (by Cambalinho)
delete a node in binary
 
hi everybody. Iam trying to delete a node(has no children). for some reason, it keeps giving me an e...
[2 replies] Last: thanks (by hafamily)
Template Specialization or whatever it's called
 
I've run into a bit of a template goof that I can't quite figure out. So I have a function: templ...
[7 replies] Last: See, that's what I thought, but removing typename gives me this respon... (by Thumper)
Class creation and storing angles
 
I have a quick question. I need a way to represent orientation in degrees. I made a class which auto...
[9 replies] Last: You don't need inherited classes or anything else (like dinking with e... (by Duthomhas)
Highest Digit in a number(recursive function)
 
I have this example problem in my school coursebook. Could someone explain how this program works? I...
[4 replies] Last: The recursive principle is this: given a list of values, if I can do s... (by Duthomhas)
Do && and || cause branching?
 
Dear all, I read in the c++ tutorial that when the expression b1 && b2 is evaluated, with b1 and ...
[1 reply] : Yes, since you're instructing the program to take different execution ... (by Cubbi)
Problem c++ emergency
 
Description Convert the decimal input number N (0 ≤ N ≤ 2 147 483 647) into a base B number (2...
[2 replies] Last: Hello, this can basically use to the ' itoa ' function. http://www.cp... (by cronopio)
What will happen when I declare like this a[a[i]]
 
Hi, Can Any one explain how the following code works exactly. #include <stdio.h> #define N 20 int...
[5 replies] Last: rich1@ Thanks for ur expalnation (by Ajaycpp)
Getline(cin, ...) doesnt work!?
 
Hello programmers, i have a very simple and trivial, but although a not simply to be solved problem:...
[9 replies] Last: I fixed it now; there had to be cin.ignore(0); Before the getline fu... (by jetkeynature)
Help me with struct?
 
I've an assignment to do which is involving struct used. But,I'm puzzled to do it cuz,what if the us...
[4 replies] Last: Here's another way to go about it using a vector: 1st the include fil... (by Largins7)
by quine
Reading one line from ".txt"
 
Hi everyone, First of all i want to point out that i'm a newbie in C++. I just started learning t...
[4 replies] Last: Many thanks to all of you, i finally solved it with your helps. Really... (by quine)
Display fonts with different size
 
Can anyone please tell me if I can use different font sizes in output screen
[4 replies] Last: No way to do this in the console. Console isn't meant for being pretty... (by TwilightSpectre)
C++ ISSUE HELP NEEDED
 
I wrote a program in C++,while compiling i got the error #include <iostream> #incl...
[2 replies] Last: Line 21: You've got your syntax for your templates wrong. Compare them... (by Albatross)
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