please wait
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by stroem
Resizing dynamic array?
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| how do I resize dynamic array without using loop? (And I dont want too use std::vector). loop version: int size = 10; int* arr = new int ; void resize(... |
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May 18, 2009 at 3:23pm
[7 replies] Last: Oh yeah, I should not use a new with a malloc. sorry... (by canilao)
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by natasha23
generate a deck of cards
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| hay guys im having rouble with generating a deck of cards...im not really sure exactly how i should do it and i was wondering if i could get some help im using ... |
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May 18, 2009 at 2:43pm
[3 replies] Last: canilao has described one possibility. But a card can be uniquely defi... (by Hammurabi)
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by graciano
string to int conversion
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| Hi! I used atoi from stdlib to manage this conversion ... something like this. #include <string> #include <cstdlib> ... int x ; string s; ... |
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May 18, 2009 at 12:04pm
[5 replies] Last: also #include <boost/lexical_cast.hpp> int n = boost::lexical... (by jsmith)
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by Disch
Get app path+name
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| Looking for a way to get the executable's full path and filename. *nix solutions in particular, but Windows solutions, if you have them handy, would also be ni... |
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May 18, 2009 at 11:19am
[5 replies] Last: Yes, if your application is in a PATH directory you'll have to search ... (by Duthomhas)
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by vkq123
Function pointers
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| Hi can somebody explain me what this function pointer means... void *(*(*fp1)(int)) ; As I understand this means its is a pointer to a function which ta... |
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May 18, 2009 at 5:26am
[13 replies] Last: Thanks guys. :)... i understand this was a very difficult one... and t... (by vkq123)
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by Incubbus
Winsock & Threads
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| Hey There... I am writing a small chat program: 1 host, multiple clients. I managed the message-receiving with an FD_SET and select() to check for new con... |
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May 18, 2009 at 12:33am
[4 replies] Last: Do you realize any solution , how i could get all the Clients stuff ov... (by Incubbus)
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by Karami
unexpected output from binary file.
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| void read () { int buff; fstream bin ("fails.bin", ios::in); while (bin) { bin.read ((char*)&buff, sizeof(int)); cout<<"stat... |
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May 17, 2009 at 11:22pm
[3 replies] Last: Use a struct of 4 ints and read all four ints in at once into the stru... (by PanGalactic)
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by Kruptomenos
GUI Windows && Linux
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| Okay, I'm thinking about learning C++, but I was wondering if it was possible to make a GUI using C++, but it has to be able to run on both Windows and Linux(... |
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May 17, 2009 at 9:30pm
[2 replies] Last: Why it's very possible.And very recommended.This way you won't support... (by andrei c)
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by nanger
about escape character "\b"
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| for(....) { fprintf(fp,"%d ",..); } fprintf(fp,"\b\n"); as the codes above show, I want to cancel the last blank using \b and then line feed but... |
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May 17, 2009 at 8:32pm
[5 replies] Last: thanks very much for the detailed descriptions! (by nanger)
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by Sundar0206
Assistance needed with NAN
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| Hi all Yet another question from me and hope some one shoots the answer immediately.. very simple though I have been tryin to do a rigid body simulation .... |
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May 17, 2009 at 8:11pm
[2 replies] Last: bang on target........ thanks.. that was the problem .. but now an... (by Sundar0206)
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by nanger
what is wrong with my program?
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| Peer::add_link (this=0x8077398, dest=0x80f6630) at /usr/include/c++/4.2/bits/stl_deque.h:1055 1055 if (this->_M_impl._M_finish._M_cur (gdb) s 56 p_... |
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May 17, 2009 at 6:42pm
[11 replies] Last: I haven't modified p_out_links class Link { PPeer l_to; //... (by nanger)
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by ajay16oct
Static Casting is not working.What can be bug in it?
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| hi everybody . I am trying to use static casting to downcast it .but its not working.Plz help me to find the bug in it . #include<iostream> #include<typein... |
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May 17, 2009 at 2:59pm
[6 replies] Last: I don't often use typeid() (by "often" I mean "ever"), so I had to lo... (by Disch)
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by nanger
erros in debugging
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| void make_random_neighbourhood(POverlay po, size_t degree) { size_t n = po->num_peers(); for (size_t i = 0; i < n; i++) { size_t k = 0; while (k <... |
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May 17, 2009 at 2:12pm
[4 replies] Last: What level optimization level did you compile at? The compiler will f... (by PanGalactic)
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by graciano
flush cin
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| Hi How can i flush cin so that i can read a string with spaces after reading an int? #include <iostream> #include <string> using namespace std; int main()... |
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May 17, 2009 at 10:46am
[4 replies] Last: That's more like it. Thanks (by graciano)
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| inpout32 in Turbo C ?? |
| Hi I am developing a project that hass to access the pc parallel port in windows xp, through Turbo C/C++.. I know u cannot access the port directly in XP but... |
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May 17, 2009 at 9:59am
[no replies]
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by Mozza314
Reserve Memory for GMP Integers?
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| I'm working on an algorithm which calculates the square root of 2 to many decimal places. I'm iterating a pair of integers which get very large, and I think I h... |
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May 17, 2009 at 4:04am
[2 replies] Last: I have read the relevant sections of TFM and strangely enough, there's... (by Mozza314)
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by Repentinus
Including scripting support in C++ application
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| Hi! What scripting language would You recommend from the set of Python, Common Lisp, Scheme to be used in a C++ application? The main aspect to consider should ... |
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May 17, 2009 at 1:39am
[10 replies] Last: Got it working. Thanks. (by Repentinus)
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by matrebatre
Function pointer question
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| I found this code in an open-source project: char* address; // (...) return (void*)*(unsigned int**)(address+0x44); What does this mean? |
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May 16, 2009 at 11:17pm
[1 reply] : that casts address+0x44 to a pointer to pointer to unsigned int and ... (by Bazzy)
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| c++ class implication problem |
| Question Details: I am having difficulty implimenting these umls. I dont even know how to start. Please help. uml1 Item -string name -int cost -int quant... |
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May 16, 2009 at 9:43pm
[no replies]
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by matrebatre
What should I do if malloc() fails?
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| I was wondering what I am supposed to do if malloc() returns NULL. Currently the program shows an error message to the user, and stops with whatever it was doin... |
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May 16, 2009 at 4:10pm
[4 replies] Last: In my experience (UNIX) it is MOST important to handle malloc failures... (by jfq722)
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