Beginners - C++ Forum - March 2017 (Page 35)

by seungyeon

qualified id identifier declaration before (

Write your question here. class labf { private: double volumec; double volumes; ...

Mar 2, 2017 at 1:54am

[1 reply] : Line 24: pi is not defined Line 18: It's a poor practice to have an... (by AbstractionAnon)

by andrewllewop

Namespace

Quick question: Does declaring an entire namespace affect a program's performance vs not declaring ...

Mar 2, 2017 at 1:41am

[3 replies] Last: Does declaring an entire namespace affect a program's performance De... (by gunnerfunner)

by Kourosh23

Code Efficiency C++

For larger programs, code efficiency starts to become a big deal. Does it matter if we say (size > ...

Mar 2, 2017 at 1:19am

[3 replies] Last: To be honest in "larger programs" code efficiency is hardly ever the ... (by AlanG)

by darkslayer3

Switch Statement Help

,, easp

Mar 1, 2017 at 10:52pm

[4 replies] Last: Since you used toupper then you don't need to test the lower case. Th... (by joe864864)

by InsanelyNormal

strchr() question

I saw some pretty bizzare use of strchr() in a 2009 exam subject.. char* s; strcpy(s, "in...

Mar 1, 2017 at 8:08pm

[3 replies] Last: Thanks! It was substraction after all. It just seemed very.. bizzare. ... (by InsanelyNormal)

by Hayley777

Bool functions and Tic-Tac-Toe

Hey guys, I am writing a code to give the result of a tic-tac-toe game. Specifically, every possible...

Mar 1, 2017 at 6:12pm

[5 replies] Last: Line 76: If getWinner() returned false for all calls at lines 67-70 ... (by dhayden)

by GoonerBrian

How to raise something to a power using bitwise

My professor said that we should know how to raise some number to some power using bitwise. I've sea...

Mar 1, 2017 at 5:31pm

[2 replies] Last: Thanks. I can follow that. I appreciate your help. (by GoonerBrian)

by deathslice

Program produces unreachable locations in the maze

So I'm trying to create a program that generates a maze using depth-first search. For the most part,...

Mar 1, 2017 at 4:25pm

[6 replies] Last: Yep that was the problem lastchance thanks. (by deathslice)

by seungyeon

how do i end a function

if it is 0 or negative i want the user to input the shape again //enter shape-------------...

Mar 1, 2017 at 4:15pm

[2 replies] Last: you can end a function at any time with the return statement. if the ... (by jonnin)

by bird1234

Single Link List Problem Deleting Node

Node is not deleting #include<iostream> using namespace std; struct dellist { dellist...

Mar 1, 2017 at 2:40pm

[6 replies] Last: can you explain this This is the way to unlink del1 from a singly l... (by coder777)

by ThisIsNotADance

External library text game error

I'm supposed to write a text adventure game that makes use of an external library, but I ran into a ...

Mar 1, 2017 at 2:03pm

[12 replies] Last: Erm, what? "lizard.h" isn't even an actual file. I'm not using a head... (by AbstractionAnon)

by wargamex2222

Please help me on my program

I'm having so much trouble with my own program. I tried to ask the user for the size of the array. ...

Mar 1, 2017 at 1:48pm

[10 replies] Last: #include <iostream> #include <string> using namespace std; void ini... (by closed account 48T7M4Gy)

by cplusplusAbe

Help with absolute value and if statement

Hello guys. I am trying to write a script for a simple calculator. that does addition, subtraction...

Mar 1, 2017 at 11:36am

[13 replies] Last: #include <iostream> #include <string> #include <cctype> #include <cma... (by JLBorges)

by AlanG

Problems with using nullptr in g++

How do I check which C++ version my copy of g++ supports? $ g++ --version g++ (Ubuntu 4.8.4-2ub...

Mar 1, 2017 at 11:27am

[3 replies] Last: Thanks folks, that works. (by AlanG)

by wasey

Another Set of Eyes on my Errors?

I'm lost at sea and am hoping someone could help steer me in the right direction. I am supposed to w...

Mar 1, 2017 at 10:23am

[7 replies] Last: #include <iostream> #include <string> #include <cmath> using std::st... (by closed account 48T7M4Gy)

by xx123

Can formulas be put into header files?

So I have to create a program that asks the user for the amount of miles and gallons that they used ...

Mar 1, 2017 at 9:53am

[10 replies] Last: So is there any way that I can corporate the formulas like totalMiles... (by closed account 48T7M4Gy)

by kikiyox77

Trying to output in a certain way

Okay, so I am trying to have a specific output that I want to get, but it prints its out a bit diffe...

Mar 1, 2017 at 7:30am

[9 replies] Last: I needed to use the push_back function for my setPrereqs so it would ... (by coder777)

by Shibitto

Ui console advise.

Write your question here. Hi, I'm trying to explore how to build a ui via a console command, but sa...

Mar 1, 2017 at 5:25am

[3 replies] Last: You can use setpixel from windows.h (by Ericool)

by seungyeon

class header file declaration?

i have made a class header file i used #include "myfile.h" but it doesnt decalre my class my c...

Mar 1, 2017 at 4:53am

[1 reply] : I see now from your other post using labf box. You need to call the fu... (by Ericool)

by seungyeon

Class Declaration into main??

Write your question here. My class wasn't declared? #include "lab4.h" #include <iostream> u...

Mar 1, 2017 at 4:42am

[4 replies] Last: Add at the top of the header the directive #pragma_once if it is still... (by Ericool)

Beginners - March 2017 (Page 35)

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