Beginners - C++ Forum - July 2010 (Page 25)

Hello, I just got myself a bit confused over size_t... I have written the following function to extract the last four characters of a date to get the year: ...

[7 replies] Last: Does this mean the null character is assigned to the 4th element in y... (by moorecm)

by C to the UNIT

Not sure where I am missing a bracket

#include "StdAfx.h" #include <iostream> #include <string> using namespace std; int main () { string input; cout << "Please type the name...

[3 replies] Last: you can google it and you will find it. i guess it 's a windows API f... (by sourena)

by keithh

Types - Integers & Double

I have the following line of code: x = y - (1/(z+1)) * B, where x, y, z, and B are integers. What is the proper way to make sure x is computed accurate...

[5 replies] Last: x = static_cast<int>( y - ( 1 / ( z + 1.0 ) ) * B ); (by jsmith)

by closed account DSvMDjzh

C++ win32 OpenGL Mouse Movement

I am attempting to create a program that tracks mouse movement and then draws a line between 2 coordinates every 20ms. So my troubles: 1: Converting the mouse ...

[7 replies] Last: Thanks, it works! Josh (by closed account DSvMDjzh)

by mainframe639

How to Prevent Repeating Random Arrays?

I'm writing a program that will display a random string of array, but it would likely repeating the chosen array for a short time. Ex. Program: two user: od...

[2 replies] Last: [quote=mainframe639]I want the program to choose a string once and nev... (by m4ster r0shi)

by Jackywong

Reverse digit by using loops

This is the question. Write a program that prompts the user to input a positive integer number and then output the number with the digit reversed.For example i...

[6 replies] Last: Thanks for all your comment...I already solve it...Thanks a lot... (by Jackywong)

by chiwing

my_comment_to:: in C++

the invent of :: make coder to code more , and it is use to tell the sub-function is under which parent function. may i ask do this legal in c++? : sell::...

[1 reply] : Given the proper declarations appear before that point, yes. What cons... (by helios)

by yotama9

avoiding "using namespace std" in header file

Hi guys. I have somewhere (I really can't remember where) that you should not use the "using namespace std" declaration in the header file. I have several q...

[4 replies] Last: Thank you. I'll try to keep that is mind (by yotama9)

by TheNewScripter

View Output?

I'm using Code::Block v10.05, and I'm using the very first script; #include <iostream> using namespace std; int main() { cout << "Hello World!"; ...

[5 replies] Last: Yes, I just re-installed it again and it won't work... (by TheNewScripter)

by theda54

Console Application Crashing on Start

Hello everyone. This is my first post here, and I'm kind of new to c++ programming, so please bear with me...thanks. Before I describe it, I guess I should say ...

[2 replies] Last: wow, I can't believe I forgot to do that... Thank you very much. Th... (by theda54)

by modegard01

2D Array question

just got assigned a problem dealing with assigning random "seats" to a 2D array that is supposed to represent the seating chart of an airplane. I'm supposed to ...

[4 replies] Last: Everyone has to start somewhere right? http://www.cplusplus.com/ref... (by mcleano)

by karadawy

why this program release un exception

please anyone kindly compile this program and tell me why that short program throw an exception when it run at the function CollectInformation(Table&table,char*...

[no replies]

by closed account 1RLTURfi

decimal,octal and hexadecimal

I am a new beginner in c++.i want to write a program that print the decimal,octal and hexadecimal values of all characters between the start and stop characters...

[4 replies] Last: See http://www.cplusplus.com/forum/beginner/25812/ (by Bazzy)

by Rizz

Compile FITS2jpg source error

Hi all, I'm a beginner on c++ and i need to compile this source: ftp://ftp.cv.nrao.edu/NRAO-staff/bcotton/software/FITS2jpeg.tar.gz It needs other 2 libr...

[no replies]

by juanix

priority_queue find specific element

I'm using the following priority_queue for discrete event simulation: std::priority_queue < event*, std::deque<event*, std::allocator<event*> >, compareEv...

[1 reply] : I think you are asking for functionality that is beyond scope of a que... (by jsmith)

by Dom87

what is wrong in this piace of code?

#include <iostream> using namespace std; int main() { long **d1; for (int i=0;i<10;i++) for (int j=0;j<10;j++) { ...

[4 replies] Last: ok thanks (by Dom87)

by michy

access modifier

hi all, recently im learning about inheritance, i have a question about access modifier... How do i initialize or get a data from a private access modifier cla...

[1 reply] : You do it through public functions in Base class. In this case, the co... (by hamsterman)

by michy

converting long long int

hi all, i having a problem, how do i convert a string to long long int? this is because i have a code getline(cin,x) long long int y=atoi(x.c_str()) thi...

[1 reply] : http://www.cplusplus.com/articles/numb_to_text/ (by bluezor)

by mostafa44

writing to a pre existent file

i have a file that i filled with null to size 128MB and than i write at certain offset(otFBL=655424) from its begining numbers from 1 till 129407 as integers(ha...

[2 replies] Last: i have tried this before and it didnot work well either (by mostafa44)

by webbhost

Can not get Eclipse + MinGW working properly

Hi guys, Firstly this is the windows program, not linux. I have absolutely no C++ experience but want to get started with this.. I have several years expe...

[no replies]

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Beginners - July 2010 (Page 25)