C++

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Beginners - June 2015 (Page 4)

I'm studying the C language on a guide with some exercises like this one on pointers. When i want to read the RAM address where is saved an int, why should i pu...

[2 replies] Last: The 0x is just a string literal, only the '%' is used by printf to esc... (by megatron 0)

by closed account 1vD3vCM9

How Do i make a button that "skips" and Ends the file?

hi there, i made myself a little calculator , BUT when you start it, it asks for your name and i want to do that when you type the button: "K" It will SKIP To t...

[2 replies] Last: To make a button you need to use a graphics library. In the meantime u... (by CodeWriter)

by Colcaps

How to implement prices on a C++ program? (Code below)

So Im making an enrollment system program and I have filled in my code but I also need to implement prices on each subjects then totaling it, I need help on ho...

[1 reply] : Your student object manages 10 students. There's a lot going on there... (by kbw)

by DatOneLefty

new pc

i transfered my code documents to my new PC, but how would i make them executable, like an a.out file on a mac, i got to the directory, now what?

[2 replies] Last: i know the apps are different, thanks for the links! (by DatOneLefty)

by jpanther

enumerated data type help

Hello, I am brand new to enumerated data type and this is my first effort at this type of programming. The program description is: to write a program to convert...

[2 replies] Last: Thank you for your help. (by jpanther)

by GreenTea1984

Order of Precedence (Order of Operation)

Hi, can some explain to me why the default directional precedence in this line of code computes subtraction first, and then the addition? I thought by the orde...

[6 replies] Last: Okay, I got it. Thank you everyone for your response to my question, (by GreenTea1984)

by AmazingBKaiser

subscript requires array or pointer type

I am getting this Error but I am not sure why. My function even returns a pointer to an array. Error 2 error C2109: subscript requires array or pointer type c:...

[4 replies] Last: You could replace molList.push_back(a); molList.push_back(c); m... (by giblit)

by Filorn

array in three dimensions

Is possible to make an array in three dimensions? If yes, how can i make one? I tried this but it doesn't go, the compiler says "expected ';' before ')' token" ...

[5 replies] Last: oh my god, i'm so stupid. thanks (by Filorn)

by qwerwan5

run the code there comes "-1.#IND",what is the matter??

here is code ,when n=500,"-1.#IND" appears. what is the problem??? #include<iostream> #include<fstream> #include<sstream> #include<string> #include<i...

[3 replies] Last: Actually, if you make that change that code becomes dead, since those ... (by helios)

by kgeri1998

expected a ')' "and" (1,2)

Hello everybody! Please help me. I just learning now, how to programming in c++. I have an error at the line 27. "expected a ')'. There is a red line under the...

[20 replies] Last: i never heard about it 'till now I've never seen it either, but the... (by shawnlau)

by simeckijan2

Loto game- two same numbers

I wrote this little code and sometimes it outputs two same numbers, I do not know why? Thanks and sorry if my english is not ok. #include <iostream> #inc...

[6 replies] Last: Yes. That is better. And it does not seems to have errors. (by MiiNiPaa)

by h4ever

Copy buffer

I am trying to analyze somebody's source code because I would like to remove bug which happens when I try to copy item in tree view. When I try to (copy and) pa...

[7 replies] Last: Wow, looks I have corrected it from crashing! However the bug with inc... (by h4ever)

by Filorn

product between two bidimensional arrays

How can i make a product between two bidimensional arrays? Obviously if i can...

[5 replies] Last: Thank you (by Filorn)

by progleo

Am I doing it right?

I want to go back from the class to main. main.cpp #include <iostream> #include <string> #include <fstream> #include <limits> #include "fcreate.h" ...

[2 replies] Last: Thanks, Bdanielz. (by progleo)

by Filorn

[Error] invalid conversion from 'int' to 'void*' [-fpermissive]

Hi, i'm a beginner and i don't know what does this error mean. Please help me. The error is at the line 26, in the function free (i think it is a function) ...

[4 replies] Last: ok now it goes. Thank you very much!! (by Filorn)

by closed account zwpL3TCk

Sum of rows and columns

Hi! How can i print the sum of every rows and every column? #include <iostream> #include <conio.h> using namespace std; const int ROWS=3; const int ...

[13 replies] Last: Can you explain why i need to set the Min and Max to the value of the... (by TheIdeasMan)

by cppg2009

Parsing string and remove special character

Hello, I would need to perform string manipulation. The string is a barcode result from a scanner. The string is '42017347ý92748999916521553111111428' (...

[1 reply] : If you cannot auto pos = barcode.find( 'ý' ); Then I would use is... (by keskiverto)

by Siaubakas

Issue about random numbers

I'm making a game and i have 20 events.I want to them to occur 5 timses ( 5 events ) and what they would all be random.For events I'm using if ( if random numbe...

[17 replies] Last: @JLBorges Thanks you too! (by Siaubakas)

by janineee29

help pls

can someone help me how to breakdown? sample Enter the number : 7689 P1000 = 7 P500 = 1 P200 = 0 P100 = 1 P50 = 1 P20 = 1 P10 = 1 P5 = 0 P1 = ...

[6 replies] Last: does DEV-C++ 5.11 is working? i tried it a lot but the error is #inclu... (by janineee29)

by gene317

JAVA PROGRAMMING QUESTION

Fisrtly, i would like to apologize for posting here,the reason being i coudnt login to java forum (always says admin server down).Need help ASAP on question bel...

[1 reply] : I'm sorry are you expecting me to read all this and give you the code ... (by TheSLY)

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