Add some polish to iPhone app start up
First impressions last, and the very first impression your users have of your iPhone application is the start up. First step is to have a nice Default.png, but not many…
Queued Background Tasks for Cocoa
The megahertz race is over, and instead we get more execution cores. This means that we as developers must make our applications parallel, in order to take advantage of the…
Regular Expressions and Cocoa
Regular expressions is a powerful tool for solving many problems related to text. It can be misused as any good tool, but there are moments when they are the best…
Working with SD cards in the Android emulator
Working with external storage in the Android emulator could be a little tricky and the documentation is not easy to find. I'll try to give a brief walk through of…
Adding Sorted Inserts to Cocoa Arrays
NSArray and NSMutableArray have methods for sorting arrays, NSArray returns new sorted arrays and NSMutableArray can be sorted in place. The sort methods comes in three flavours; using a function,…
Layout resources in Android
One thing that often confuses developers new to the Android platform is the handling of layout resources. The xml files describing the layouts are magically transfered into a more efficient…
Bridging the Gap Between Java and Cocoa
Many Java developers are looking at new dynamic languages, such as Groovy and JRuby, mostly because of the freedom and rapid development that a dynamic language allows. Some of my…
UIToolbars in iPhone OS 2.x
The new release of iPhone OS 3.0 adds some nice API:s for managing a contextual toolbar. This is well needed as toolbars in the current iteration of iPhone OS is…
Hidden methods in Sony Ericsson Java Platform
It is no secret that the published interfaces for MIDP classes in any JavaME Platform is only a subset of what in reality is there. Most of the native calls…
Finding Subview of a Particular Class in Cocoa
Many of the UIView subclasses in Cocoa, and especially Cocoa Touch are created by combining many different simple views into a more complex view. UITableViewCell is a good example, concisting…
Fixing Image#getRGB()
I have encountered a problem when implementing a nine-patch painter for MIDP 2.0, most of my graphics where left transparent for no-reason. A nine-patch is an image with a flexible…
Java ME Logging over Bluetooth using MicroLog
When developing in Java ME and wanting to support several different devices, you wil no doubt run into problems with devices behaving differently. In some cases it is only the…
iPhone Tech Talks – Stockholm
Apple has arranged a world tour of iPhone Tech Talks, and in cold december it was Scandinavia's turn and a crew of software evangelists from Apple turned up at KTH…
Android on the FreeRunner
Hi there, Øredev was great success, especially all the people and the organization - a big Thank You to Michael and Emily for making this possible, you rock! Now, it…
Give back my XMPP in Android!
Since the release of the Android SDK 1.0, people (including me) have been complaining about the lack of connectivity for the very convenient Smack API to talk to Googles GTalk…