4
votes
1answer
194 views

Modelling Login and Authentication on an iOS mobile client

I'm about to start working on a V2 of a mobile application and I'd like to adopt a more object-centric approach. Primarily because I think it makes for more maintainable code, but a secondary ...
0
votes
1answer
98 views

Is creating a separate pool for each individual png image in the same class appropriate?

I'm still possibly a little green about object-pooling, and I want to make sure something like this is a sound design pattern before really embarking upon it. Take the following code (which uses the ...
2
votes
0answers
137 views

Object Constraint Language (OCL) for Stack in java.util package

I have an exam coming up and I'm looking at past papers to get some ideas of what to expect. I'm a bit stuck on the following one and would really appreciate if someone could give some example ...
2
votes
5answers
508 views

Config Class/Struct: Pattern or Anti-Pattern? Alternatives?

If you add new configuration options to a program, it can often have tons of ripple effects in terms of getting the options to where they need to be acted upon. There are three basic ways to deal ...