General C++ Programming - December 2012 (Page 7)

Memory managment
Hey there! Im curious a bit about placement some struct in memory. The question is next: Does it safe ? struct A { int a, b; }; struct B { ...
Dec 24, 2012 at 4:18pm
[3 replies] Last: Assuming you fix all compile errors and plug all memory leaks, this is... (by Cubbi)
Endian Issue, I Think
// a 64-bit number, zeroed out for now typedef unsigned long long UINT64; UINT64 x = 0x0000000000000000; // set the byte at the highest address to 0x80 /...
Dec 24, 2012 at 3:56pm
[7 replies] Last: Thanks for the help, everyone. Things have finally clicked in my brain... (by JamesMSlaughter)
File Streams Question
I have been looking for this specific method of reading from files, but I could not seem to find anything useful. What I'm actually trying to do is reading the ...
Dec 24, 2012 at 2:44pm
[3 replies] Last: Thank you guys. Now I can start working on my code. Topic closed. :) (by jumper007)
by xzbit
AES
int main() { aes_context ctx; CHAR *input = "Sample text abc"; CHAR *out; CHAR *secret_key = "secret key"; BYTE* buf = (BYTE*...
Dec 24, 2012 at 2:20pm
[3 replies] Last: AES takes 16 bytes to another 16 bytes. To use it on more data, see ht... (by hamsterman)
operator[]: distinguish read and write
Hi, I wonder if it is possible to write, for some class, an operator which distinguishes between read and write access, to keep track of properties of the d...
Dec 24, 2012 at 2:19pm
[3 replies] Last: Thanks! This might help me. (by ThomasX)
Object pointer problem
I have a pointer to structyre Igrac and I have created a list with malloc (although I think I'm going to make it a vector after writeing this post) and when I t...
Dec 24, 2012 at 2:16pm
[15 replies] Last: Ok, so I was reading about forward lists (because they are read only i... (by zoran404)
by S G H
Templated Functions
Yeah, I'm still working with Templates and Classes. I've got a class that holds multiple elements and want to sort it in various different ways with the sam...
Dec 24, 2012 at 1:25pm
[4 replies] Last: Besides the resolved question, it was supposed to sort an array of dat... (by S G H)
by Phiru
vector push_back? append?
I want to know the differences between push_back and append func. I usually use push_back function to add some elements to vector. and while I am googling...
Dec 24, 2012 at 1:19pm
[3 replies] Last: There is no such thing as std::vector::append in the standard C++ li... (by jumper007)
C++ help me please
You are asked to write a function (prototype and explanations of which will be given below) and a main function to test the function you wrote and demonstrate t...
Dec 24, 2012 at 12:00pm
[no replies]
evaluation algorithm
Please help me evaluation this algorithm.Thanks very much @@ the greatest common divisor int UCLN(int n,int m) { if(n%m==0) return m; else { int...
Dec 24, 2012 at 10:49am
[7 replies] Last: #include <cstdlib> #include <iostream> using namespace std; int UCLN(... (by FredFlintstone)
Text-Based RPG Game problem
I am working on a text-based RPG game and every time I run the code, it just repeats the first cout's over and over again. The one thing that it does that I w...
Dec 24, 2012 at 7:08am
[3 replies] Last: The problem is you are using continue statements incorrectly. When you... (by Hippogriff)
java.rmi.dgc.Lease class in c++?
Hello everyone, I am looking for a way to request and grant leases to remote object references. I know in java we have java.rmi.dgc.Lease. Is there any corre...
Dec 24, 2012 at 5:37am
[no replies]
Dynamic arrays initialization
Pick and discuss which is the sanest method. int *i1 = new int ; int *i2(new int ); int *i3{new int }; int *i4 = new int (); int *i5(new int ()); int...
Dec 24, 2012 at 2:07am
[3 replies] Last: Yes, that's about right (by Cubbi)
by Mouna
undefined reference to function
Help pleaseeeeeeeeeeeeee !! I have a problem , I can't figure out what's the error !!! here my code #define HDR_ANT_PKT(p) ((struct hdr_ant_pkt*)hdr_ant_...
Dec 23, 2012 at 10:49pm
[2 replies] Last: Yes , I already did that , int hdr_ant_pkt::offset_; static class An... (by Mouna)
by caplin
how to read file into array
the data is
Dec 23, 2012 at 6:58pm
[1 reply] : The primary problem is that not everything is comma separated in the f... (by cire)
Binary Search Tree
Hi everybody. I make logical mistake but I don't find mistake. my algorithm; #include<iostream> using namespace std; struct node{ struct node *lef...
Dec 23, 2012 at 6:28pm
[1 reply] : If you find that you need to change a parameter which is a pointer in ... (by cire)
by huike
SDL window crashing when using console
I'm new to SDL and C++ in general really, but I've been using the console to control a text based game and an SDL window to display images in a program I'm writ...
Dec 23, 2012 at 6:26pm
[1 reply] : On windows, SDL will send all output to file so you will not be able t... (by Peter87)
send sms by GPS modem
I am student, I need to program small console application for college: working with files and structures and I know how to do it. But I need simple code for sen...
Dec 23, 2012 at 6:18pm
[no replies]
Visual c++ and Excel
hi guys i need a help. i have an aircraft battery which contains 20 cells which has different voltage values (nominal of 1.2V). i have to display it in a excel ...
Dec 23, 2012 at 6:18pm
[2 replies] Last: I want it to run forever. How do I put a delay in c++? (by ADAMLIES)
Double Linked Lists
So Im trying to make a double linked list that I can search for the name and also search for people only below a certain age, but I dont know how to do that. So...
Dec 23, 2012 at 4:46pm
[no replies]
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