General C++ Programming - C++ Forum - January 2012 (Page 22)

Program Running Correctly in Compiler, Not As Executable

Strange issue involving Code::Blocks. As most everyone will know, while you are working on a C++ project in CodeBlocks, the compiler automatically creates an ex...

[3 replies] Last: Thank you, guys. That's really an annoying problem, but it seems quite... (by Kycudaj)

by PT4TB

linker settings and search directories

Hello, I have a question: When you keep unnecesary search directories in your compiler settings, do they add to the size of your program, or do they make i...

[4 replies] Last: Sure, Cheers for your help =) (by PT4TB)

by amplechin

Dynamic Arrays

What are dynamic arrays ? can you give me some examples ?

[2 replies] Last: http://cplusplus.com/doc/tutorial/dynamic/ (by hamsterman)

by KyleMiles

Servers/sockets

Hello again! I am wondering how to make a server. I know I can do this using Winsock, however I cannot find a good website for this. If anyone could point me...

[2 replies] Last: Thanks, looks useful! I will defiantly will try this out! (by KyleMiles)

by Noob1337

Computer factorial numbers/Functions

I've been reading C++ without fear 2nd edition. And I'm stuck on one the part about functions. The goal of the exercise is to create a program that calculates t...

[1 reply] : Well that particular code uses a recursive function (a function that c... (by closed account o1vk4iN6)

by Gautam029

RSVP

i initially started the program on turbo c++ but i have to switch to visual studio it would be helpful if anyone could tell me whether the following header file...

[3 replies] Last: You should use this in C++ #include <iostream> #include <conio.h> #i... (by Galik)

by diver182

function templates and lambdas

Hi, I tried to use a function template to encapsulate a lambda expression in order to call it recursivly. It turned out I wasn't able to use "=" as lambda...

[3 replies] Last: Thanks. That clears it up very well! (by diver182)

by swbluto

Pushing the output of two programs as input to another program?

Hello, I'm willing to use either C or C++ to solve this problem (Which ever is better to use) and I'm doing this on a Windows XP platform. I plan on having two ...

[1 reply] : Hmm, I think in Windows too, they are called pipes. http://msdn.micr... (by Pravesh Koirala)

by ftg

How to design that?

Hi everyone, I have a small design issue. I have a class A observing another B that is connected to an XMPP server. A waits for B signals. So far no prob! ...

[4 replies] Last: > In fact, i did'nt reallly want to design a pair observer/observable.... (by JLBorges)

by codekiddy

What are sideeffects in this code?

int main() { int& test = *new int; delete& test; return 0; } are there some sideeffects by using this approach? or why would that be bad approach...

[4 replies] Last: nice example :D thanks. (by codekiddy)

by Pranav Singhania

Day, Time

Was making a project for the 12th Standard and I actually was making a ticket booking portal kind of thing so I wanted to extract the current day (i.e. Sunday, ...

[2 replies] Last: Thank you will try it out! :D (by Pranav Singhania)

by jahanzaib ali khan Iiu

How could i perform sorting in 2d array

How could i perform sorting in 2d array.For eg 2d array is int arr ={(23 34 45 5),(22 44 55 54)} Please help me i need urgent help.....

[1 reply] : Sorting is only obvious in 1d arrays. There is a billion ways to sort... (by hamsterman)

by Tresky

Data Structure to Store a Map

In the past, I have stored all of my maps inside of multidimensional vectors, but I find it too irritating to work with. I recently tried to use a std::map, but...

[4 replies] Last: Okay thank you. :) (by Tresky)

by andrewwiles1994

Why doesn's this compile?

#include <iostream> #include <iomanip.h> #include <time.h> int rollDice(); int main () { enum Status{CONTINUE, WON, LOST}; int sum, myPoint; Stat...

[4 replies] Last: I am using the compatible version of gcc for mac os 10.6.8. (by andrewwiles1994)

by jorgen

Two programs accessing the same file

Hello! I just realised that I was running two c++ programs at the same time accessing the same file (one writing and one reading). I'm not positive they are ...

[3 replies] Last: Why don't you use a mutex ? This way, access to the file will be ser... (by modoran)

by zepher

Need help dechunking a stream

Hi All, Can someone please help me to dechunk a binary stream I received from a webservice. I basically connected a TCP socket to the webservice and sent it...

[1 reply] : Aha, I found my issue. I was decoding the chunk_size as the binary h... (by zepher)

by mtbusche

Missing Segmentation Fault

I thought that dereferencing a NULL pointer would ALWAYS cause a segmentation fault, but when my program (running under Ubuntu OS) executes this line of code ...

[1 reply] : There is no guarantees what will happen when you try to dereference a ... (by Peter87)

by jmbauer

translate 0-9999 into english

i'm wondering how would you translate a number from 0-9999 that the user enters into an english statement for ex: 123 is one hundred twenty three. 5041 is five ...

[5 replies] Last: http://www.theprogrammersdiary.blogspot.com/2011/12/converting-numbers... (by Pravesh Koirala)

by closed account 4ET0pfjN

random number in array

Hi, I want to write a function that takes the array size as parameter, and genereates random number as elems b/t 0 and twice the array size, but it's not workin...

[3 replies] Last: You should only call srand once at the start of your program and never... (by LB)

by LB

Confused about pointer adding/subtracting

I am very confused. Output: int a ;...

[2 replies] Last: Oh, huh - I guess I got really lucky on both computers >_< Thanks! (by LB)

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General C++ Programming - January 2012 (Page 22)