Beginners - C++ Forum - July 2014 (Page 6)

Hey, Can you guys explain me a little bit more the : after the default class constructor. For example class someClass{ private: float x, y; ...

[4 replies] Last: Note: someClass(float _x, float _y) is not a default constructo... (by closed account z05DSL3A)

by procastination

Binary predicate help

Im a little confuse on binary predicate If i got a code like this bool Generic_algorithm::isShort(string &s1, string &s2){ return s1.size() < s2.size(); } ...

[6 replies] Last: Thanks guys i got it now (by procastination)

by MRKSalman0349

Operator Overloading in Value class

I was reading this code in a book and i dont get it can any body tell me what is going on in this?? this was about operator overloading in value class.... ...

[8 replies] Last: Visual C++ != C++ though... Visual C++ is a product not a language, ... (by closed account z05DSL3A)

by rselvan

Sending form as parameter in c++

int main() { Form1^ myform1 = gcnew Form1(); myform1->comboBox1->Items->Insert(0,"String1"); myfunction(); Application::Run(myform1); } int myf...

[2 replies] Last: How to send a win32 form as parameter to another userdefined function... (by closed account z05DSL3A)

by MRKSalman0349

Strings

hey guys would you plz tell me what is the difference between at() and these operators in accessing the characters of string ...which one is better and why??

[1 reply] : http://www.cplusplus.com/reference/string/string/at/ http://www.cplusp... (by lsk)

by Dobielover

3 sorts of random arrays

Write your question here. Can someone explain to me what is wrong with this program. It is supposed to sort a random array of 5000 elements by three different ...

[1 reply] : int list1 , int list2 ,int list3 ; int list1 , list2 , list3 ; v... (by lsk)

by ansemheart

SUPER BEGINNER class question

What are the contents of the two Name variables after each of the following statements assuming they are executed in the order listed? class Name{ public: s...

[2 replies] Last: Your output is correct. Well... except for the yourName=^ and myName=... (by discofire)

by unkn0wn0192

Need help with a hw question that involves structs and functions

to keep things simple the question asks me to read a menu for restaurant from a file, have the user place an order and then print out a check. The problem for m...

[4 replies] Last: Thanks Yanson, that worked. :D (by unkn0wn0192)

by Jacobhaha

Nested loops

Hello can someone help me understand the first if statement, i know what % does but both i and j are the same number all the time? or am i wrong? int...

[7 replies] Last: What i still don't understand is when does 'j' go up because both the ... (by Jacobhaha)

by Ozwurld

help understanding std::string erase

Hello, i have been looking at strings and im curious why the code snippet attached doesnt remove all the punctuations in string a!.. #include <iostream> #i...

[5 replies] Last: Thanks a ton :). (by Ozwurld)

by dash127

Multi String Array Program

Here is the problem: Write A Program That Allows You To Enter Cd Names Into An Array Of Strings And The Cd Artist Into An Array Of Strings. At The Beginning O...

[1 reply] : I figured it out... #include <iostream> #include <string> using n... (by dash127)

by Vect0rZ

Global class member?

Hey, I'm new to the forums, and got a little question =]. Let's say that I've got a class wich adds an item to a <vector> , and when I press for examp...

[4 replies] Last: Sorry, I did not pointed out, but in my program, it's not actually a f... (by Vect0rZ)

by Rashad2

Switch statement vs if else

They seem like they are the same and can both be used for the same program so my question is is there any situation were you may need to use one over the other ...

[7 replies] Last: I don't know of anyone who recommends switch as bad practice. The swi... (by Duthomhas)

by newbie456

Array Initialization

How can I put default values to all the elements in a char array. In an array of Integers, We can use: int a ={0}; But the same doesn't apply to arr...

[7 replies] Last: @keskiverto: Thanks, I get it now. I'm gonna try the one-liner and see... (by newbie456)

by RobHubbard

character arrays

If wanted to take a character array such as "Hello! Whats up?" and wanted to turn it into this: "hellowhatsup". How would i go about doing that? Also i woul...

[2 replies] Last: Excellent! Thankyou (by RobHubbard)

by Nielyboyken

Using variable in System() function?

Hello How can I use a variable in the system() function? Like this: string a; cin >> a; system("ping ", a); (Just an example). Of course that code doesn't...

[3 replies] Last: Thanks all! :) Worked like a charm. (by Nielyboyken)

by mr stonecold

Printing the largest number from a .txt file.

Hello, I need to print the largest/smallest number (age) from a text file along with the Name of the person it is associated to. The .txt looks like this: ...

[no replies]

by lazarus102

Practical use of code?

I have had no issue learning the use of cout and if and else if and while/for, #include <cstdlib> .etc because all of these things make sense to me and serve ob...

[8 replies] Last: If i remember right, the book I linked earlier uses an inventory to ex... (by admkrk)

by Nielyboyken

Using the sprintf function? C++

Hello I try to use the sprintf function but it doesn't work, could someone explain me what I am doing wrong? :) #include <stdio.h> //... char sof , c...

[9 replies] Last: Code doesn't work, I tried to edit it my own way as well but still no ... (by Nielyboyken)

by MI Wright

"Opposite" of cin.fail()?

Is there any way to detect when cin succeeds, like how cin.fail() looks for when it, well... fails?

[3 replies] Last: Alright, that makes sense. Thanks! (by MI Wright)

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Beginners - July 2014 (Page 6)