Monthly Archives: March 2011

Wipe Transitions

March 31 11

I wrote a class today called WipeView that can provide a wipe transition to make any image disappear. Like everything else I post, it’s open-source (Apache 2 license), and I’ve added it to moriarty. Here’s a bottom-to-top example to see what this class can do: That’s the moon Europa (of Jupiter) vanishing there. This kind […]

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Tracking basic app use

March 14 11

This post introduces the BNAppStats class which acts as a very light weight, extremely easy-to-use class for detecting how many times your app has run. Suppose you want to display a message only the first time your app is opened, or the first n times. Or perhaps you’d like to ask the user to rate […]

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