Beginners - C++ Forum - August 2020 (Page 5)

by empleat

Error E0020, error code description not found on google!

Why when i literally copy paste some code, there is always so many errors??? I checked semantics and...

[7 replies] Last: Adapted macOS Catalina version #include <iostream> //#include <cstdi... (by againtry)

by empleat

Call taskkill.exe with a keypress detection.

I read all rules, where was: you can post here any topic related to c++. I am sorry in advance, if t...

[2 replies] Last: eh, I have written a few super-batch files in c++. I find it easier ... (by jonnin)

by manicaaurel

Check if a string has variable elements

Hi there! I need some help here. How can i see if this string (LE: ARRAY) (1 -5 -3 2 -1 7 -2 5 1 7...

[3 replies] Last: Just work along the array from left to right, noting the length of an ... (by lastchance)

by JamesHelp

working with c_str()

i'm doing an exercise that wants me to use c_str with a vector<char*/> it seems these two thing...

[11 replies] Last: @jonnin (I think it is const char*, but that aside) Just saw your c... (by againtry)

by agarnica

Question??

Hello, I am a PhD student and I need to use the following piece of code for my research but I do not...

[3 replies] Last: Try ROS.org. If you really are doing a PhD in a relevant discipline (i... (by againtry)

by DonnaPin

recursion problem

Hello, I am currently learning about recursion, and I am having serious problems understanding this ...

[15 replies] Last: Putting recursion to one side, a good source of info/explanation/sampl... (by againtry)

by JamesHelp

Vectors and Deleting Allocated Memory

This is not for anything in particular, just for curiosity. If I had to allocate memory in a vector ...

[4 replies] Last: thank you everyone! (by JamesHelp)

by azaiiez

Transpose an oriented graph

I want to reverse an oriented graph. I'm able to create the oriented Graph but I have to reverse ...

[4 replies] Last: #include <iostream> #include <vector> #include <initializer_list> #in... (by lastchance)

by ObscurityT

Why the input is incomplete?

My output comes incomplete when I build the program. When I input a name it comes incomplete. Exempl...

[2 replies] Last: Thank you very much, it worked ;) (by ObscurityT)

by rezy3312

repeat in a string

So I am writing a code where i want to print out the amount of letters in a string and print it out ...

[6 replies] Last: @jonnin Good call - I was lazy. @OP please get on with making the nece... (by againtry)

by asxxx

Calculator/Parsing/Tokens

Hello. I am start coding a calculator in the console now. It will be need for me later in my GUI app...

[3 replies] Last: And your isNumber function might be better like this: #include <iost... (by againtry)

by ahmedddddddd

problem 2 chapter 11 (structures) from jumping into c++

the question says "Create an array of space ship objects and write a program that continually upda...

[14 replies] Last: I dont have an teacher and the book didnt giv me information to move a... (by ahmedddddddd)

by StMick

Map Insertion Issue

For some reason I am unable to add elements to a map in the below program. The map should be fil...

[19 replies] Last: The bottom line - if the key class is complex, unlike my previous, a p... (by againtry)

by jonnin

uh

enums are arrays are kinda cool :) Lets take a look-see: enum planetType {Mercury, Venus, Earth, ...

[4 replies] Last: what I posted compiled and ran for me. It also runs here (edit and r... (by jonnin)

by Shruthi LS

Map accessing

What is the equivalent cpp code: How to find the previous element and the current element value in t...

[8 replies] Last: Underscore followed by capital letter or 2x consecutive underscores a... (by jlb)

by closed account 23q2T05o

Matrix of letters

Hi there, so we have an int n and then we type in the console n words, they have to be on a new line...

[6 replies] Last: may help.. some programs like this make a fake border around the grid,... (by jonnin)

by jerryd

passing class pointers in a class method

cplusplus forum, I need to pass a pointer to One class in a function of Another class. ex: cla...

[4 replies] Last: #include <iostream> class One { public: int data; One(){data... (by againtry)

by jerryd

Isolate a base class method

cplusplus forum I have several inherited classes from a base class. I added a function to the ba...

[3 replies] Last: Okay good to hear. It just sounded like a big rabbit hole happening at... (by Ganado)

by Learner2016

can someone easily show me, how to call an array function with or without using pointer.

can you finish this code? #include <iostream> using namespace std; void array(int num1 , int...

[3 replies] Last: jlb Sorry didn't know, in the future, I will you use. Zapshe Than... (by Learner2016)

by DonnaPin

passing arrays (character array)

Hello, I am currently learning how to pass pointers and arrays to functions. I am currently going ov...

[3 replies] Last: Do you realize that all three of the following function signatures ar... (by DonnaPin)

Beginners - August 2020 (Page 5)

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