Beginners - April 2011 (Page 39)

pointer to class members problem
hy, I'm learnig working with classes and have problem with pointers to members problem is in comment... any help please :) class tijelo { friend void p...
Apr 10, 2011 at 3:14am
[3 replies] Last: no :/ if main () would be friend of a class then private members will... (by sasanet)
pointers stack
assuming stack interface: where data is a pointer to some value and next is the next pointer. void *Stack::pop() { Element *popElement = head; voi...
Apr 10, 2011 at 3:02am
[8 replies] Last: crystal clear...thanks...just needed feedback... (by jackel7777)
GA TSP problem
i am trying to code the GA TSP. anyone who heard of GA TSP, you should've heard that you first need to generate a bunch of parents. THe problem is how to ge...
Apr 10, 2011 at 2:37am
[1 reply] : i think is brute force. (by hunkeelin)
user input set data.
#include <iostream> #include <string> #include <sstream> using namespace std; class Student{ private: int size; public: Student object (int...
Apr 10, 2011 at 2:13am
[6 replies] Last: hey hunkeelin: is this same thread as "dynamic alocation" you posted. ... (by sasanet)
how to dynamically allocate
int main(void) { int s = 0; int *instances; Student object; cout<<"please enter the object size"; cin>>s; object *instances = new (object ...
Apr 10, 2011 at 1:10am
[5 replies] Last: thanks alot... (by hunkeelin)
Deleting corresponding values in Vector
I want to delete voltage coresponding to the device name. For example the earlier code deletes name only.I want to delete the voltage also, so that voltage will...
Apr 10, 2011 at 1:04am
[1 reply] : for( it=device.begin(); it!=device.end() ; ++it ) { if( (*it).nam... (by matsom)
Using multiple Or operators in a while loop
I was wanting to create a loop for data entry verification so that it loops only when a user enters a wrong number. In my code below, you can see that the while...
Apr 9, 2011 at 11:16pm
[2 replies] Last: It looks like I needed to input && operators instead of || operators. ... (by teason6)
const and temporary
Im reading 'Thinking in C++' by Bruce Eckel and on chapter 8 about constants there is this code, which should be an error as accoring to Eckel the return of the...
Apr 9, 2011 at 10:55pm
[4 replies] Last: ^Yeah, I was confused at first too until I set my warnings to level 4 ... (by firedraco)
i'm having problems
I'm pretty new at this c++ langauge and I don't know why my code does this. When the console asks you your name and you just put in one word, the program seems ...
Apr 9, 2011 at 10:41pm
[4 replies] Last: thank you. The problem was fixed and my program works perfectly. =] No... (by crzypersn)
by theman
need some help(update)
I have this code. The problem is that the program compile but it doesn´nt work when try to start the program. I start my program from cmd. I use diversion to s...
Apr 9, 2011 at 10:35pm
[2 replies] Last: Hi theman, I've been looking at your code. From what I can gather, yo... (by dangrr888)
Reading a file
Hey! I'm trying to store the first line of a NotePad document into a string. I already know how to "Open" this file so it can be read and written into, i know...
Apr 9, 2011 at 9:56pm
[10 replies] Last: Sounds good! But i need help getting started still D: This is my funct... (by RecoJohnson)
by ascii
pointer test
i wrote a little test to using pointers and arrays to see what the next data slot would be after the last element of a char array, and i expected it to be a str...
Apr 9, 2011 at 9:07pm
[4 replies] Last: okay thankya :) (by ascii)
problem with (try catch)
hi guys please see this code: int x; try { cin>>x; } catch(...) { cout<<"input error"; } if user input an int(), not problem but if user inp...
Apr 9, 2011 at 8:31pm
[6 replies] Last: i understand my problem solved thanks guys (by CsqHossein)
Is this right? I can be sure...
For another assignment, our teacher asks us to take four sum functions (which take from 2, up to 5 variable) and have the last three functions call the one befo...
Apr 9, 2011 at 7:15pm
[1 reply] : The former. If you use a function, ever, it must have its own set of p... (by ultifinitus)
im tired
ok so im making a program and i want to put the classes in a seperate cpp file than the main program. is there a way to do that and get them to run together. ...
Apr 9, 2011 at 6:59pm
[3 replies] Last: thanx next time ill just ask u fer a title :P (by cainen172)
Comparing more than two variables?
Hi all, In this program (Battleships game) I'm trying to place the ships in a linear fashion (numbers between 1 and 25). I'm trying to use "if" statement...
Apr 9, 2011 at 6:44pm
[2 replies] Last: Use the AND operator. For example: if (var1 == var2) || (var1 == va... (by andrezc)
Read until end of data, not end of file...
Hi all. Long time lingerer, first time poster. I'm having a problem with a roster program assignment. I was given two files to read, one for each baseball te...
Apr 9, 2011 at 6:39pm
[1 reply] : I think the simplest way is to "clean up" your arrays before using t... (by sasanet)
Count lines on text file
Hello, I want make a line count program in C. For example: I have a text file with content: hello my name is John this file have 5 lines. Ok, I need coun...
Apr 9, 2011 at 6:34pm
[7 replies] Last: Thaaaaaaaaaaaaaaaaaaanks! Solved! The code working is: #include<s... (by andrezc)
while statement! help!
Hey guys, im new with the C++ program. I need help with this question about while statement, cus i have no clue about it. For the following C++ program : ...
Apr 9, 2011 at 6:16pm
[3 replies] Last: num's value starts at 0. Every time the while loop runs, num is increm... (by Stupebrett)
Need help re-writing this into "better" code
I've written a travelling salesman problem (TSP) algorithm, that finds the quickest route between randomly distributed points, using brute force. This seems to ...
Apr 9, 2011 at 5:44pm
[7 replies] Last: You could make a point/vector class. Then the distance will be (u-v).... (by ne555)
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