This content has 11 years. Please, read this page keeping its age in your mind.If you develop an app that gets data from web services you have to take into consideration that our iOS devices (iPhone, iPad) can be moved in a place with low signal. When develop in XCode you can have the absolute
Synchronize the execution of two different tasks (or blocks)
This content has 11 years. Please, read this page keeping its age in your mind.Sometimes we face the following problem: We have two tasks (or blocks) and we get errors because of the wrong synchonization. The reason is that the second block needs the first task to be completed. Imagine that the second task carries
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Get readable xml data with greek characters (UTF8, HTML numeric character reference)
This content has 11 years. Please, read this page keeping its age in your mind.What is your situation? Ok, let me tell you mine and probably you will find similarities. I get input data (strings) from a web service of a Public Greek Organization. The web service gets an xml document. There are 2 possible
Getting xml data from a web service (Part 2 – RaprureXML 101)
This content has 11 years. Please, read this page keeping its age in your mind.In the first part, Getting xml data from a web service (Part 1 – AFNetworking 101), we managed to get the raw xml data from a web service using the AFNetworking library. RaptureXML is a simple, block-based XML library for the iOS platform
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Getting xml data from a web service (Part 1 – AFNetworking 101)
This content has 11 years. Please, read this page keeping its age in your mind.Lets say that we are in a situation that an external source offer as web service a useful xml feed. Our iOS app can use this feed in order to present various data or calculate new values based on that data.
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Release of the new version 1.1 for About Pets app
This content has 11 years. Please, read this page keeping its age in your mind.I’m very happy because we release the new version 1.1 for About Pets app. In About Pets app new version 1.1 we worked primarily on the graphical interface. We focused to design an interface that is visually friendly to the user.
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The recommended size for custom UIBarButtonItem images
This content has 11 years. Please, read this page keeping its age in your mind.Since the release of iOS 5 we have the new feature to use appearance proxy for an easy custom look for our app. So for an example by creating the well known method: consider that we use the following images (all
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Multiple program occurrences in “Open With” popup menu
This content has 11 years. Please, read this page keeping its age in your mind.OK, it’s not so important but it’s annoying. In some apps like vlc whenever you install an update, when you select a video file and you right click on it, you select “Open With”. Then you discover that you have multiple
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Override appearance proxy for a certain UIViewController
This content has 11 years. Please, read this page keeping its age in your mind.OK, the case is that in your application take advantage of the appearance proxy (iOS 5) for presenting a custom UI for your app. In AppDelegate.m you have and everything is working fine until??? Until the moment that you decide that
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UIPageControl using Auto Layout (UIScrollView issue)
This content has 11 years. Please, read this page keeping its age in your mind.As your app design and development goes on you decide that is good to use a UIPageControl to navigate though a series of UIView (or UIViewControllers). If you are using iOS 6, Auto Layout is enabled on your storyboard. Later you will
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