Skip to main content
The 2025 Developer Survey results are in. Explore insights into technology and tools, careers, community and more. View results.

All Questions

Filter by
Sorted by
Tagged with
2 votes
1 answer
131 views

Interface and inheritance; creating download types for a download manager

I'm creating a download manager in C# (in combination with Unity 2019.1.8, running the .NET 4.x equivalent (MONO) scripting back end). To accomplish this I decided to start using interfaces and class ...
Remy's user avatar
  • 289
3 votes
3 answers
5k views

OOP modelling of a car agency

Exercise: A car dealer wants a computer system to manage the data of their vehicles and classify them by type. All cars have the following data Engine serial number Brand Year ...
I likeThatMeow's user avatar
9 votes
1 answer
3k views

OOP modeling of a boat rental system

I have some question about this exercise, did I model the problem correctly (the code works)?. If I did it correctly, Is there anything that can improve the code?. For example, how could I avoid the ...
I likeThatMeow's user avatar
2 votes
2 answers
103 views

Represent a person who has different roles for different offices

People have different types of roles depending on the office they are working at. For example, a person has two roles (cashier,cleaner) at OfficeMax and five roles(manager,security,etc) at OfficeLess. ...
klangnomad's user avatar
3 votes
1 answer
2k views

Classes representing items in an RPG game

I wrote a little program in C# that contains classes representing Items in RPG game. I wanted to have access to all inherited classes parameters from list contains parent Item class instances, so this ...
TKK's user avatar
  • 375
0 votes
2 answers
242 views

Very complicated Java HelloWorld app

This program attempts to shows the basic concepts of inheritance and polymorphism. In what ways could the code be modified to better demonstrate those concepts? The interface, abstract class and the ...
Jim Ferguson's user avatar