As the title says, Im thinking if it’s a good practise to have classes that have Open and Close methods in the sense that they can be reused without a new instance being created ..
Tag : object-oriented-design
I’m creating images with centered text. I use Python but I’m faced with many question regarding how to write my class.
I know..
One part of my program fetches data from many tables and columns in my database for processing. Some of the columns might be null, but in the current processing context that is an ..
I have to design a simple server-client model for the billing system of some fictitious restau..
For the company I work at, all of our projects,
including a new one started last year, are written in C89.
We write for vxWorks (a real time embedded operation system).
Our software runs multi-threaded through various spawned “..
High-level explanation I have an object with some methods: public class Foo { public void Bar() { } public void Baz() { } } These methods cannot be executed unconditionally, there is some validation to be done. I’d also like to expose these conditions to a client (user) in some way. I could do this ..
Closed 5 years ago
In my application I have a class, and each instance of this class shares part of an unmanaged resource. Sharing is facilitated by a manager o..
Let’s say that I have an ArrayList of class Person and I have two objects that are generated from two different classes which read and write to this Arra..
I know it is lot of code. But I am trying to understand the concept of Factory pattern with interfaces and base class. I have a base class of Car that implements an interface which will be implemented by every derived ..