In this tutorial i will show you how to create a sleek looking and self contained Weather View using Core graphics for iPhone. Also, how to use shadows and gradients to create an impressive UI. We will also see how to use libxml & XPath for easier XML Processing. You can get sample source code on github.

More and more developers are creating custom user elements these days to give ‘Branded’ feel to the application. While doing so, we have to keep in mind Human Interface guidelines Apple has provided us. The easiest way to create your own custom element is to subclass Apple’s existing UI elements. Here is a quick tip on how to create custom UINavigationBar, so that simple properties like background, text color & tint can be customized.
In this Article, i will show you how to subclass UINavigationBar to get the desired look and feel.
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I was struggling with a bug in my latest iPhone application, and frankly i got very frustrated with retain-release concept. I missed good old ( well, not that old ) garbage collector, but following code helped me a lot in understanding the release-retain cycle and getting the backtrace of whats actually going on. Here is the code :

Recently i have shifted to mac, although what i feel now is somewhat similar to a jet lag but still overall experience is great.Expose and spaces are really useful,and by using widgets useful information like currency convertor,calculator is just a button away.Overall i must say experience is lovely.

For most of common day to day needs products from Apple’s iLife suite work just out of the box but what about common need on a developer ?
Here is a list of application that i have recently fallen in love with, they are …