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Beginners - February 2019 (Page 17)

Hello, First off I want to say that I have been coding on and off as a hobby, for a long time. I started with BASIC when I was a lot younger and I started lear...

[31 replies] Last: The hard part for me is finding something to DO with it on a daily ba... (by closed account E0p9LyTq)

by yeetoneem

Help using the sin function?

I need help with a code from my beginner course. This code is to calculate the conductivity of a substance. The formula I am using is lamda = 75∗sin(4.5𝑤)/...

[3 replies] Last: Did everything you said and it's running perfectly. Thank you! (by yeetoneem)

by nicolas9511

Nested loops think process assistance

hello there, I was recently asked to code the sine of a given value using the Taylor series. FYI before getting mad at me: Yes, it was an assignment given to m...

[8 replies] Last: "!" represent the factorial of the number (by nicolas9511)

by ramp00

Value of class elements

I have a class, and I want to find the value of a element in the class. How do I do that? Header: enum class Rank{ two = 2, three, four, five, six, se...

[2 replies] Last: Thanks! (by ramp00)

by Dum

Manhattan Rectangle

Somebody help me In xor decomposition problem I unable to get any idea

[3 replies] Last: I thought that topic title looked familiar.. (by H00G0)

by jmason17

Online tutors

Can anybody recommend a site where you can get tutoring through skype for C++? I found a site called codementor.io but it is not a functioning website.

[1 reply] : Well what follows is purely personal opinion. I don't think you need ... (by H00G0)

by yogsotherist

Problem with solving pythagorean triple problem

So the problem is a user inputs a number and you must find if any of the possible sums of that number are pythagorean triples, for example 12=3+4+5 and also 3^2...

[2 replies] Last: In C++, a^2 isn't a2, it's a XOR 2 *face palm* https://tenor.com/vie... (by H00G0)

by Monzaku

How do I stop a thread?

Basically I want to stop a thread so I can recreate with new information in mind. The purpose of the code is to allow the user to input time without pause an...

[8 replies] Last: But how would I know when to start it again when it exits? (by Monzaku)

by theredp

Adding to maps by a function

Hi! I am trying to build a function that will add a new course to a map. My map is supposed to have strings as both key and value. It is going to connect a subj...

[3 replies] Last: theredp, Before I answer your question about messy output caused by y... (by mpark4656)

by senkovlad16

removing duplicates in array

I need help on finding what is wrong with my code. Our directions is to remove duplicates in an array. Our professor gave us a variety of examples to test our c...

[2 replies] Last: Thanks I got it to work! (by senkovlad16)

by Jeff Waldrop

What is the best IDE for a beginner?

I downloaded and installed Visual Studio and was really overwhelmed. Looked to be too much for me at my stage... I was hoping to find a small simple IDE tha...

[7 replies] Last: Don't any other IDEs other than Visual Studio take care of the CMAKE f... (by Satan)

by usmannazir

Values changed in previous arrays without intention

Dear My code is quite complex so it is not possible to put it here and explain every thing. Why generally the values in the some arrays get changed t...

[5 replies] Last: My code is quite complex so it is not possible to put it here and exp... (by closed account E0p9LyTq)

by Houd

Why a Valid System Call Won't In C++

Why system(R"(C:/VulkanSDK/Bin32/glslangValidator.exe -V G:/shaders/vertex.vert)"); will not work when called in a C++ program, while it works perfect...

[5 replies] Last: @Houd, try this: system(R"(C:\VulkanSDK\Bin32\glslangValidator.exe ... (by dutch)

by Alex009988

How to count lines of cout? (1,2,3)

Hello. I want to count lines of matrix. Here is my code. #include "stdafx.h" #include <cstdlib> #include <vector> #include <iostream> #include <iterato...

[43 replies] Last: very nice work. A much better form than mine :( (by jonnin)

by SilentXwing

if statement/logical operators

Determine whether the user qualifies for discount movie tickets. Use the if-else structure to decide which of the following two messages to print: Congratulatio...

[4 replies] Last: char IS a number, but its not the number you thought it was. Its an i... (by jonnin)

by A Meow Cat

digits are really problematic

How do you let the program know how many digits a given integer has?

[7 replies] Last: I could render the number on screen in a fixed-width font, measure its... (by Repeater)

by nick372060

"class" c++

Hello :) , I need help assigning numbers from txt to vector "vec" and passing it to class Triangle. numbers in txt: 5 5 5 #include <iostream> #include <fs...

[4 replies] Last: I figured it out :) Thank you for Helping me :) #include <iostream>... (by nick372060)

by yat89

Sum of 2d vector

Hi everyone. I'm a new to c++ programming. Given a task to calculate the total distance for each route. I had try to coded it but I had calculate the total dist...

[7 replies] Last: Hi mpark4656 , thanks a lot for your help and patience in teaching me... (by yat89)

by A Meow Cat

What is wrong with the '}'?

What is wrong with my code. Do have a look :) #include <iostream> using namespace std; int main() { int a, b; cin>>a; cin>>b; ...

[7 replies] Last: If not the first 5 mins of this vid'll get you started: Only if yo... (by jlb)

by Rbuen4455

How to view a specific lines of code from a text file

I asked a similar question like this before, but I had another idea in mind. Let's say I had a text file called "account.text" and it contained the following te...

[6 replies] Last: This is what I have so far (I deleted some parts (where there are "...... (by Rbuen4455)

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