Monthly Archives: November 2012

Surprising ARC performance characteristics

Posted on 2012-11-28 by Graham

The project I’m working on at the moment has quite tight performance constraints. It needs to start up quickly, do its work at a particular rate and, being an iOS app, there’s a hard limit on how much RAM can … Continue reading →

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Sideloading content into iOS apps

Posted on 2012-11-27 by Graham

All non-trivial apps visualise content in some form, whether it’s game levels embedded in the app, data loaded from some internet service, or something else. In many cases the developer who’s writing the Objective-C code isn’t going to be the … Continue reading →

Posted in iPad, iPhone, tool-support | Comments Off on Sideloading content into iOS apps

Object-Oriented callback design

Posted on 2012-11-17 by Graham

One of the early promises of object-oriented programming, encapsulated in the design of the Smalltalk APIs, was a reduction – or really an encapsulation – of the complexity of code. Many programmers believe that the more complex a method or … Continue reading →

Posted in code-level, OOP, software-engineering | Comments Off on Object-Oriented callback design