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Show NSWindow below your NSStatusItem
Often, showing a simple menu in your status bar application is not sufficient enough. This short tutorial explains how you can show your own window right below of your status item. Inspired was this blog post by the following question on StackOverflow.
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How to create a Mac OSX status bar application
Creating a Mac OS X status bar application is really straightforward. However, below you will find a condensed step-by-step tutorial to avoid unnecessary mistakes.
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An apology to all Customers
Unfortunately it has come to our attention that with the latest Sandboxing restrictions in the Mac App Store, it is not possible to start and stop Launchd items with LaunchDControl. This is something that has been brought to our attention recently by a Customer and we are very sorry that we missed it when delivering […]
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Create your own Xcode code snippets
Using the Code Snippet Library from Xcode is very handy sometimes. However, the library consists only of a small amount of available code snippets. But you are not limited to them, rather than you can create your own code snippets for code patterns you are using very often.
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Swipe gestures on UITableView
User interactions on table cells don’t have to be necessarily restricted to simply scroll and tap them. However, with some additional code and the support of gesture recognizers introduced in iOS 3.2 you can give your users the possibility to swipe on your table view cells for exciting additional actions. A common task for that […]
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Objective C HMAC-MD5
Sometimes it is necessary to implement some cryptographic functions for security reasons within your iOS apps. In one of our projects I was faced with the problem of implementing some kind of a two-step registration/confirmation process with a iOS app and a corresponding server-side interface. We decided to implement this by using a generated confirmation […]
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PostgreSQL trivia
Sometimes it is necessary to use the psql command line tool to quickly explore odds in database. Often you also need to use some commands to view structure of your database or tables. In PostgreSQL (and also in other database systems) you can do that by querying system tables like pg_tables , pg_class , pg_attribute and so on.
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UIDatePicker and UIPickerView
Sometimes it is necessary to adjust the color of the standard UIDatePicker and UIPickerView controls within your iOS application. Sadly the iOS SDK doesn’t support to change the background color or even the tint of these controls. A simple workaround for this is to create separate images and use them within an UIImageView as your custom overlay.
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Take a screenshot within iOS simulator
Whether you want to tweak your user interface or you want to take some promotional images of your iOS application, it is often really helpful to take a screenshot of your iOS application which is running on the iOS simulator.
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iAd Integration
Advertisements are another option to provide your iOS applications still for free but also to get some cash back for your work. Although ads are not that popular to app users Apple made a big hit with their new iAd network. I’d like to call iAd the next level of advertisement on mobile devices because […]
