Beginners - January 2020 (Page 3)

How can i create schedule builder
Hey I am new to programming and as a college project I want to build schedule maker. I don't know how to start can anyone tell me how to create a similar tool l...
Jan 28, 2020 at 12:58pm
[2 replies] Last: Thanks I'll try this (by hanumaaan)
Clean up code
Basically what the title says. What can I do to simplify this (cut it down to only the necessary parts)? I'm trying to learn how to be more efficient. Please no...
Jan 28, 2020 at 9:37am
[2 replies] Last: #include <iostream> #include <ctime> #include <cstdlib> using namespa... (by lastchance)
shifting elements in an array
Hi everyone, I know this is a common question, but I've gone through all of the related posts that I could find, and none of it seems to solve my problem. I'm...
Jan 28, 2020 at 9:18am
[9 replies] Last: #include <iostream> using namespace std; const int ARRAY_CAP = 10; ... (by lastchance)
Extract particular loop number from a loop
In my code, a loop is occurring 25 times, where the variable has been assigned as part. (example has been provided below) for (int part = 0; part < 75;...
Jan 28, 2020 at 4:48am
[3 replies] Last: condition1 && condition2 is the same thing as "if cond1 and cond2 are ... (by highwayman)
by vysero
Include's
This is just a general "best practices" question. Let's say header file X has an include Y but header file X also has an include Z which is including Y. Is it b...
Jan 27, 2020 at 9:58pm
[2 replies] Last: Oh yes, of course, that makes sense thank you. (by vysero)
passing a function a non decided amount of arguments/parameters
Hi there, I am wanting to have a function that i call from main that i want to pass a certain amount of arguments that i can change the amount of, ie- the first...
Jan 27, 2020 at 9:38pm
[5 replies] Last: @jonin we must have replied at the same time... lol this isn't weird!... (by markyrocks)
How to write destructor ( unique_ptr<T>).
I am working on a custom container class. My main method runs correctly. Iterating the contents and printing via cout. Once complete it then throws a runtime er...
Jan 27, 2020 at 5:25pm
[7 replies] Last: UPDATE : The original error - HEAP CORRUPTION DETECTED: before Nor... (by goozeberry)
Help with a Loop
Hello, I'm currently making a program that reads off a file and prints a list of movies playing within a certain date range. However, I am struggling to figure ...
Jan 27, 2020 at 1:48pm
[4 replies] Last: Hi, I've implemented what you've suggested and I see what you mean no... (by Beararms)
Erase vector items exercise
Hi everyone. I am a student learning C++. I have a the following assignment that I can't get to compile. Does anyone offer any hints as to why? This is not for ...
Jan 27, 2020 at 10:34am
[5 replies] Last: lucretia borgese reports again from the nunnery fatuaosa (by againtry)
Function not returning bool value
Given a list of numbers and a number k, return whether any two numbers from the list add up to k. For example, given [10, 15, 3, 7] and k of 17, return tru...
Jan 27, 2020 at 12:57am
[3 replies] Last: Thank you so much guys! (by Vijay0753)
Add element to Custom STL Container Class
I am building a RingBuffer Container and I struggling with how I should be using pointers to interact with the underlying array and complete the necessary metho...
Jan 26, 2020 at 11:54pm
[6 replies] Last: ¿how do you distinguish between a full buffer and an empty buffer? ... (by ne555)
Typeid
Ok, so if I remember correctly, typeid returns some sort of char or maybe it’s a string. For now I’ll just assume that’s correct. If a make a new 'type' w...
Jan 26, 2020 at 11:41pm
[2 replies] Last: That actually cleared up a lot of stuff lol. Thanks for putting up wi... (by highwayman)
Ternary expression issue?
Hi. I'm playing around with some simple tutorials that i found online. just so i can get a better understanding of how stuff works. I'm kinda combining 2 tuto...
Jan 26, 2020 at 11:40pm
[5 replies] Last: If you format ?: like this std::string sloglevel = log_level >= 2?... (by mbozzi)
by hbcpp
Finding the largest element in a vector / array vs vector
I have a school assignment, even though the class teaches C, my teacher said it is ok for me to use C++ since I have been programming in C++ for a while now. ...
Jan 26, 2020 at 10:10pm
[11 replies] Last: #include <iostream> #include <iomanip> #include <string> #include <al... (by lastchance)
int to string
Hello, so p=11 which is an int. I convert it to a string and I do the following for loop to display the strings content it will output, 1 1 if (p != 0)...
Jan 26, 2020 at 5:09pm
[16 replies] Last: > superiority complex much? I apologize if what I said was in any way... (by highwayman)
normalization of database
Hi everyone. Can anyone explain to me what is meant by 'normalize the database' and what benefit is associated with normalization in databases. Also does it aff...
Jan 26, 2020 at 4:32pm
[3 replies] Last: Obviously you are supposed to research this yourself. You are literall... (by dutch)
by ema897
AdjMatrix
I'm trying to implement adj matrix, not knowing dimension. Target is to clear a flag using method clearVisited() of my class Component void Circuit :: ...
Jan 26, 2020 at 4:17pm
[9 replies] Last: Can you show the full code and the full problem description if this is... (by dhayden)
I need help in my C++ class.
I am in currently enrolled in a C++ course and haven't taken coding in 5 years. My professor glazes over topic and just assign this question: Please write a...
Jan 26, 2020 at 1:29pm
[1 reply] : #include <iostream> int main() { int x = 0 ; // The variable x s... (by JLBorges)
Special member function as a template?
I am currently reading a book (C++ Templates: The Complete Guide 2e) that explains that a member function template will never replace the special member functio...
Jan 25, 2020 at 11:10pm
[3 replies] Last: I don't see why converting to volatile enables "better matches" Perh... (by Enoizat)
by newGrl
help! multiple files and "undefined reference to"
Hi everyone, This is a school project. I haven't even started and I'm stuck. There two .cpp files and a header file that were provided by the teacher. I h...
Jan 25, 2020 at 11:06pm
[5 replies] Last: Thank you everyone for the replies!! dutch, you were exactly right abo... (by newGrl)
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