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A big weakness in Objective-C's weak typing 30 Jun 2011 | 09:34 pm
We generally assume that we can send any message we want to a variable in our code typed as "id" and Objective-C's dynamic message handling will make the invocation work correctly at runtime. In some ...
A big weakness in Objective-C's weak typing 30 Jun 2011 | 02:34 pm
We generally assume that we can send any message we want to a variable in our code typed as "id" and Objective-C's dynamic message handling will make the invocation work correctly at runtime. In some ...
An RSS-feed and location-based iOS application 20 Jun 2011 | 03:18 am
The purpose of this post is so that I will have a link to give people when they ask: how do I write an iOS application that pulls data from an RSS feed, displays it pretty and can put things on a map....
An RSS-feed and location-based iOS application 19 Jun 2011 | 08:18 pm
The purpose of this post is so that I will have a link to give people when they ask: how do I write an iOS application that pulls data from an RSS feed, displays it pretty and can put things on a map....
Classes for fetching and parsing XML or JSON via HTTP 30 May 2011 | 07:50 pm
In this post I show two reusable classes for fetching data via HTTP: one that parses the result as XML and another that parses as JSON. These are relatively simple tasks but due to the number of requi...
Classes for fetching and parsing XML or JSON via HTTP 30 May 2011 | 12:50 pm
In this post I show two reusable classes for fetching data via HTTP: one that parses the result as XML and another that parses as JSON. These are relatively simple tasks but due to the number of requi...
Presenting a Mac dialog sheet with visual cue effects 5 May 2011 | 11:37 pm
In this post, I'll show you how to use visual effects over a window to make a dialog sheet stand out when it is presented over the top. It's a pretty simple use of Core Image but is a useful technique...
Presenting a Mac dialog sheet with visual cue effects 5 May 2011 | 04:37 pm
In this post, I'll show you how to use visual effects over a window to make a dialog sheet stand out when it is presented over the top. It's a pretty simple use of Core Image but is a useful technique...
Background audio through an iOS movie player 20 Apr 2011 | 10:03 pm
Background audio in iOS is supposed to be as simple as entering a setting in your Info.plist and making sure your kAudioSessionProperty_AudioCategory is appropriate. This is true unless your audio is ...
Background audio through an iOS movie player 20 Apr 2011 | 03:03 pm
Background audio in iOS is supposed to be as simple as entering a setting in your Info.plist and making sure your kAudioSessionProperty_AudioCategory is appropriate. This is true unless your audio is ...
