Beginners - C++ Forum - July 2010 (Page 18)

can we assign const char * to string

Hi i m tring to assign const char * to string its giving core dump(runtime error)...........

[3 replies] Last: void setRetransServerSourceId(const char* str) { m_RetransSourceId = s... (by rohandreamworld)

Overload operator<< for ostream and wostream

Hi all. Let's say I have a class, Foo, that I want to be streamable to an ostream. So I write this. #include <string> #include <iostream> class Foo ...

[2 replies] Last: I could not get the above one to compile. The following seems to work... (by binarybob350)

by Robert265

Desktop Focus

Hi I'm new to C++ and I'm trying to make a simple program that buffers text and presses the windows button for me whenever I finish typing "on the desktop". ...

[2 replies] Last: Wow thanks that part is working now : ). The console in thing was jus... (by Robert265)

by wboustany

getch() inside a function

Hi all, I am learning to programm in C++, for now with the nucrses library. I have a small problem that has taken me a full day so far without reaching a sol...

[2 replies] Last: Thank you very much hamsterman, works perfectly now. Have a very... (by wboustany)

by madelineosman

splitting input into digits.

For example if someone enters $999.99 how do i split it into the 900 part , 99 , and the 99 cents? so it will read out like a check. (nine hundred ninety n...

[4 replies] Last: double *input = new double; [...] delete input; input = NULL; ... (by Athar)

by dasman

char *

char *s = "abcd"; creates a char pointer that points to beginning of "abcd". why does my program crash when I do this *s = 'z'; I suspect it crashes be...

[4 replies] Last: Declaring the following and then changing it is bad practace. If you ... (by binarybob350)

by ZGalhardo

expected init-declarator?

I can't figure out how to get rid of this error. The trouble is on line 44. Does anyone have any idea what's wrong? It's probably something simple, but I have n...

[5 replies] Last: @ kaduuk Thanks a lot, it run fine by adding ; after double circl... (by Muhammad Qasim)

by JackoThe1st

why does this simple program work?

Hi, so here is the code for a 'Guess My Number' game. But the 4th line up from the bottom confuses me. Surely the operator used should be == and not !=. I t...

[1 reply] : oh nevermind lol I just realised why it works. Obviously the program i... (by JackoThe1st)

by gers1978

Critique my code please?

Hi, I'm a beginner at C++ and am doing Introduction To Programming at University (night school). I'm also working through Walter Savitch's Absolute C++ in my o...

[7 replies] Last: Things become intuitive, and once you start to learn more about the de... (by RyanCaywood)

by Megaorange

A length converter by a noob

This is a Length Converter that I made (i am a 14 yr old noob) and I would like to know if there is anything I need to fix or I should change to make it better....

[11 replies] Last: oh shit... shoulda looked at your post mgupta. (by jammas615)

by harry27

How to create from structure a class

Hello. How to create from structure a class? There is a ready code with class usage.Ide wxDev-C++. headerfile: //golfobj.h #ifndef GOOLF_H_ #define GOLF_H...

[7 replies] Last: English is not causing the problem... the question is not clear as to ... (by mgupta)

by TheEliteOne

Open Control Panel\Network and Internet\Network Connections

Hi, how can I open this: Control Panel\Network and Internet\Network Connections I tried with ShellExecute() but I think I did it wrong. Please help, th...

[9 replies] Last: i think you should search for the netcpl.cpl file first on your machin... (by bobito)

by Aeon221

How do I get the things I write to work on other peoples computers?

Oh good god, I found out that there's a tutorial on the Start Page of Visual C++ 2k8 that explains how to create a freestanding program. Once again, I ask a que...

[3 replies] Last: [quote=firedraco]Did you mean '\n'? No, he just forgot a cin.get(an... (by m4ster r0shi)

by jland68

project

i have a project due for school in a couple weeks. it can be almost anything. but it has to have these criteria. •File input/output (I/O) •Selection ...

[3 replies] Last: That's what I have in mind... #include <iostream> #include <fstre... (by m4ster r0shi)

by hello123

2 dimensional array

I have the following sample code: #include<iostream> using namespace std; int main(){ int **m; m= new int* ; for(int i=0;i<10;i++) {...

[3 replies] Last: There's no need for such macro hackery in C++: const size_t PtrArr... (by filipe)

by AlphaBravo

random generator generating same value

Hi there. The problem: I have a random generator function which every time its called generates the identical number. When I used this same function in a prior...

[3 replies] Last: Yep, works great. Thank you very much. (by AlphaBravo)

by kid

Beginner : Read n, sum even numbers until exceeds n

Hello.I am trying to make this program work. Because I am learning by myself c++ my only option to ask question witch I don't know the answer is on the internet...

[3 replies] Last: #include <iostream> #include <conio.h> using namespace std; ... (by kid)

by SteroidalPsycho

Sorting method and computation time

This is my assignment: Write a merge sort function. Test it with 100,000 numbers (I'm only using 100 right now). Print the time used to complete the sorting. E...

[1 reply] : Nevermind lol. I figured out what was wrong. In line 22 i had c inste... (by SteroidalPsycho)

by jankidudel

One of two input variants

Hi, I need to convert digit into spelled-out(eg. "0 is zero") or spelled-out to digit ("four is 4"); To do this i need to read in int or stri...

[3 replies] Last: stringstream could also be handy here: #include <sstream> #includ... (by m4ster r0shi)

by stavros

ifstream error

Compiler Error- No more ideas- need some fresh eyes. Declaration: #include <string> #include <stdlib.h> #include <iostream> typedef char *charptr; ...

[14 replies] Last: Thanks all! Problem solved. (by stavros)

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Beginners - July 2010 (Page 18)