C++

Forum

Beginners - September 2017 (Page 8)

https://www.youtube.com/watch?v=KjHKwCZyAhQ So I am trying to get the same output this youtuber gets but I am stuck on part of his code. Namely, the bit shifti...

[2 replies] Last: >>8 shifts 8 bits, which is 1 byte. So a 2-byte integer 0xabcd become... (by jonnin)

by anthonyemuobo

LiveEdu launches Soft Indiegogo Campaign

Just so you and a few selected users know. We have just made a soft Indiegogo campaign launch before the public launch. You can get up to - 30% Early Bird disco...

[no replies]

by JasonMcG

Vector<Enemies> moving enemies

I have an Enemy class. I am loading the enemies into a vector. The enemies all do the same thing. Move to the same place. How would I implement they move fro...

[5 replies] Last: std::this_thread::sleep_for is one option. http://www.cplusplus.com/r... (by Thomas1965)

by MarbleHornets

Having problems with a simple encryption program

Hello, I'm having a lot of trouble programming an encryption program. It has to have a menu that loops and allows the user to do five things. Encrypt an entire...

[10 replies] Last: Using that method is a good tip for your future debugging career. . ... (by MarbleHornets)

by samcro

For loop to calculate an amount for a certain month period

According to the instructions,the user can enter a number of months and proceed to calculate the below. It should show up to the user as Month 1: *amount* ...

[1 reply] : You’ve been asked to create a loop which modify an integer value: - ... (by Enoizat)

by jollyholly11

Help with string replace lab

Hello all, I am trying to write a code that takes a user input, makes it into a string and replace the that string with other input. I have tried substring and...

[4 replies] Last: Works even better with #include <iostream> (by closed account 48T7M4Gy)

by aosborne

Program compiles, but won't give correct output

I'm taking my first C++ class at school. and our first project is to write a program that can convert a whole number between 1 and 8 to binary. I wrote a code t...

[6 replies] Last: Correct. You clearly should not compute remainder from the Second, sh... (by keskiverto)

by rayyrayy

error: ‘class Rec’ has no member named ‘mycity’

I want to print *(*it)->mycity , but it said has no member named ‘mycity’? #include<iostream> #include<vector> using std::vector; using st...

[1 reply] : What don't you understand about the error message? You haven't defined... (by jlb)

by samcro

Flipping a boolean value upon user entry

Hi all, I would like to know the best way to flip a boolean value to true from false. It is regarding an assignment I have for an introductory c plus plus cours...

[4 replies] Last: Got it! Thank you so much Jonnin! You are a life saver :) (by samcro)

by Kourosh23

deep copy logic c++

I just want to make sure if I understand the idea behind deep copy correctly, just a first year CS student. For example, if object A = {1, 2, 3}, and we creat...

[4 replies] Last: Ok, so there are some terminology issues here. An object has member va... (by Duthomhas)

by Kourosh23

copying objects c++

Here is a code: // stack is a class // st1 is an object that contains something // st2 is a newly created object stack st1; // ... stac...

[3 replies] Last: @coder777, thanks for your help. -----------------------------------... (by Kourosh23)

by p4nd4

Initializing Variables

Hey i'm currently taking a c++ class and had to do a homework assignment where i calculate the miles per gallon with the given miles and gallons used. After I s...

[1 reply] : https://en.wikipedia.org/wiki/Initialization_(programming) (by mbozzi)

by benjylol003

Can a base class access variables in its derived class?

Hello guys, I'm fairly new to c++, and just started learning inheritance. I came up with a quick question here. In the code I created below, can the base class ...

[5 replies] Last: @gunnerfunner Thanks for the advice :)) I did compile my program befor... (by benjylol003)

by beemo

Not user friendly?? idk why

Hey guys, so my program compiles and runs, but for some reason when the user inputs an employees name with a whitespace(for example "Egg Chunk" instead of just ...

[3 replies] Last: ^^thanks! it worked:) (by beemo)

by cibide

Can't find error on return-by-constant-reference

Can Someone explain why the first one is correct and the second one is wrong? const string &findMax(string *a, int n) { int maxIndex = 0; for (int i=1;...

[2 replies] Last: thank you! :) (by cibide)

by beemo

?? already submitted my answer but im confused

// Write a program that copies the data in the // prelab input file to an output file "flux_capacitor" // so that it is formatted the same in both files. ...

[2 replies] Last: thanks! (by beemo)

by JasonMcG

Extrapolating line and moving object - SFML

I am using SFML. I have a rock object. It moves from its starting position, always the same to the players position which may be different. I have taken the dif...

[3 replies] Last: if you are just moving at a fixed rate in 2-d, just add to the current... (by jonnin)

by petertradeone

Store if-else statement

if (status == 0) { double a = 6000, b = 27950; if (income <= a) tax = income * 0.10; else if (income <= b) tax = a * 0.10 + (income - a) * 0....

[3 replies] Last: two concepts that might help you: a "state" variable, like an enum, ca... (by jonnin)

by Jaggy1997

Fibonacci sequence

Im trying to make this program write out only the last number in the fibonacci sequence right now i always get the whole sequence any ideas?? #include <i...

[2 replies] Last: Thx it worked! (by Jaggy1997)

by bluefrog

stringstream into 4 variables without comma

I am struggling to figure out why the first data item is not appearing #include <algorithm> #include <string> #include <iostream> #include <sstream>...

[2 replies] Last: #include <string> #include <iostream> #include <sstream> int main() ... (by Chervil)

September 2017 Pages: 1... 6 789 10... 21

Archived months: [aug2017] [oct2017]

This is an archived page. To post a new message, go to the current page.