General C++ Programming - July 2014 (Page 8)

Macros in C - Basic question
#define A 5 #define TWICE_A (2*A) Can I use TWICE_A as above? Will the preprocessor directive manage to resolve it? I cannot compile right now, otherw...
Jul 24, 2014 at 12:13pm
[1 reply] : Works with the online compiler attached to this site. http://cpp.sh/4... (by wildblue)
proper way of using string array inside a class
class myclass{ string myarray ; myarray = "one"; myarray = "two"; myarray = "three"; myarray = "four"; myarray = "five"; }; this works in main...
Jul 24, 2014 at 12:10pm
[4 replies] Last: thanks programmerdog297 I got it, thankyou very much. :) (by danicpp)
linked list pass by address error
#include <iostream> using namespace std; struct node { int data; node*next; }; void add(node**List, int number); void display(node*List); int main() { ...
Jul 24, 2014 at 9:15am
[5 replies] Last: To delete all nodes you created. Loop by your List and use delete fr... (by lsk)
Military & Standard Time
I've search the web, and solved all the errors that appeared till I got a clean build. Now any time I run the code I run into this issue. enter hour of mt...
Jul 24, 2014 at 4:46am
[2 replies] Last: Thank you giblit. I can't believe I didn't notice this before, guess... (by closed account ybo2y60M)
Tic-Tac-Toe problem
I am following a tutorial for C++ where it is split into chapters, and at the end of the chapters, there is a game you must make. Here is the link: http://eboo...
Jul 23, 2014 at 9:39pm
[3 replies] Last: isk, it was the suppose to be announceWinner(winner(board), computer, ... (by atf1999)
Checking if variables are pairwise distinct
If I want to check if all the variables are pairwise distinct, i.e. they're all different. Here's a code I wrote to do this: if (s!=e&&s!=n&&s!=d&&s!=m&&s!=o...
Jul 23, 2014 at 6:53pm
[8 replies] Last: Duoas' method is very simple and it is the one I'll use, the other one... (by gameprogrammer)
Char Array Vs Strings
Ok, So I'm trying to solve a problem which is supposed to run in less than 3.5 seconds. Using same algorithm, I tried to solve it in two ways 1. Using St...
Jul 23, 2014 at 5:45pm
[7 replies] Last: Yes, This is a codechef question indeed, how'd you figure out? :D And ... (by newbie456)
Running a program outside ide
Hey after you have compiled a program can you run it without an IDE?
Jul 23, 2014 at 4:11pm
[17 replies] Last: By owner I didn't mean the person that is meant to posses to folder. T... (by Computergeek01)
Sending and receiving data
Hey all! If I have a text file named, stuff at a specified path in the c : drive, how do I send the contents of this file to another computer using the Internet...
Jul 23, 2014 at 3:58pm
[5 replies] Last: @ discofire : I like that description much more, it feels more concis... (by Computergeek01)
by bonho
try to understand this example code
I looked for a general way to get a function that does a sync/async "wait x sec and do something" and came across with below. It works perfectly but I'm trying...
Jul 23, 2014 at 1:30pm
[2 replies] Last: [quote=bonho]why does it call detach? [quote=kbw]detach() is called a... (by cire)
I am facing the problem with goto statement
#include<iostream> #include<string> using namespace std; int main() { int i,j; int begin = 0; string str = " /*com*/ //hello"; next:for (i = be...
Jul 23, 2014 at 1:01pm
[1 reply] : It is. You find "*/" at position 6 so when the first loop looks for " ... (by Peter87)
String is being output backwards...
Hi! So I have a program that will convert a string of numbers into a barcode that consists of :'s and |'s. But the only issue I have is that the numbers are all...
Jul 23, 2014 at 12:03pm
[6 replies] Last: #include <iostream> #include <cctype> #include <string> using namespa... (by Yanson)
by q139
string to LPVOID
Hello, I have problem converting string to lpvoid. It does convert but if input is "0x00309E40" output 0x13db92cc std::string adresss = "0x"; std::st...
Jul 23, 2014 at 10:46am
[5 replies] Last: Thanks alot, now i am able to enter adress and pointer. Now i have pr... (by q139)
How to add the time into function
I have created this code with the classes for time and message. Basically the point of this code is to give the information of the sender, recipient, time, and ...
Jul 23, 2014 at 8:25am
[2 replies] Last: This is how the time will be displayed!. Just a little modification of... (by Atyab)
Keylogger
Hey all! So im trying to make a keylogger. So far this is what i came up with: #include<iostream> #include<windows.h> #include<fstream> #include<stdio.h> ...
Jul 23, 2014 at 5:38am
[14 replies] Last: Woah! Dude that's cool but I don't think I'll be able to finish it up ... (by Thedevilstail)
by Rina
Upgrading program in Visual C++ 6.0 to Visual C++ 2010
Hi, I have a program that is written in Visual C++ 6.0. This program is using static library. When I try to upgrade only the header file, I get error like: ...
Jul 23, 2014 at 4:58am
[1 reply] : you are looking for the stdafx.h at one level up the project directory... (by writetonsharma)
Compelling use of Friends?
Hey guys, This is more of a general question. Have you ever encountered a scenario where friend functions were absolutely necessary or significantly decrease...
Jul 23, 2014 at 4:57am
[5 replies] Last: Friends are probably a last resort. -1. Friends are part of a class'... (by Duthomhas)
A struct inside a class?
I'm getting confused. If I have a class declared in class.h and defined in header.h like below. I'm just not sure how it is implemented and accessed. class....
Jul 23, 2014 at 4:15am
[6 replies] Last: Okay, I see. Like Cubbi said, you can use :: to access what you decl... (by lsk)
Using Global Variables in a Static Library
Currently I can't test it, that's why I'm asking :) Is it possible to use & change global variables in a Static Library? For example: I declare a bool t...
Jul 23, 2014 at 3:56am
[3 replies] Last: When you include the file that contains the function, won't you have t... (by lsk)
by tcmn
help understanding how to interpret a function
I was asked to write a function : int solution(const vector<int> &A)that, given a zero-indexed array A consisting of N integers, returns any of its equilibrium...
Jul 23, 2014 at 3:27am
[5 replies] Last: I too sent the wrong example. Here is the example: array A consisting... (by tcmn)
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