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Fantastic Adventures in Objective-C
In this series I’ll show you how to create a simple Day Counter on iOS, using Objective-C and Xcode 9. The idea is to set a date in a settin...
In this series I’ll show you how to create a simple Day Counter on iOS, using Objective-C and Xcode 9. The idea is to set a date in a settin...
In this series I’ll show you how to create a simple Day Counter on iOS, using Objective-C and Xcode 9. The idea is to set a date in a settin...
The second part of this mini-series about presenting another UIViewController on top of a UISplitViewController in iOS 9 and Xcode 7. Check...
Since its introduction in iOS 5, our good friend the UISplitView Controller has always had a really annoying habit: it has to be the root vi...
In this final part of our project we’ll finish off the app by implementing a little Key Value Observation magic. This will let us update our...
In this part of our series we’ll take a look at how we actually filter the data that is displayed in the searchable table view. We do that u...
In the previous part we’ve setup our project and the relevant graphical bits to make the app display the table view. Now it’s time to implem...
In this 4 part course I’ll show you how to build a searchable UITableView using iOS 9.1 and Xcode 7.1. Part 1 will talk you through how to b...
A while ago I’ve written an article about how to load different storyboards depending on the screen size of an iOS device. Back in those day...
In this episode I’ll show you how to build a UICollectionView from scratch in Xcode 6. The class is available for both iPhone and iPad since...
The Unwind Segue was introduced in iOS 6 to make retrieving data from a dismissed view controller easier. A regular Segue allows us to send...
In this episode core data I’ll talk you through the lingo of Core Data: those scary classes and expressions that you’ll frequently come acro...
And finally in the last part I’ll show you how to restore purchases. Note that you must implement a restore option for non-consumable produc...
In this part we’ll see our hard work comes to life on a real device while we’re performing our purchase in the App Store Sandbox. Demo Proje...
Learn how to make the purchase in this part of our series about in-app purchases. Demo Project You can download the full source code of what...
In this part we’ll setup the observers needed to react to responses from the App Store. Demo Project You can download the full source code o...
In this part I’ll talk you through building a custom shop class and how to make “first contact” with the App Store. Demo Project You can dow...
In this 7-part screencast series I’ll show you how to create an In-App Purchase in iOS 7 with Xcode 5.1. The course will run you through eve...
In this series I’ll show you how to create Popovers on iPad. They’re fairly easy to create once you get the hang of the inner workings of th...
In this series I’ll show you how to create Popovers on iPad. They’re fairly easy to create once you get the hang of the inner workings of th...
In this series I’ll show you how to create Popovers on iPad. They’re fairly easy to create once you get the hang of the inner workings of th...
Sometimes it’s just easier to start from an existing Storyboard rather than build everything again from scratch. Especially so when you want...
In this final part of the series I’ll let you in on a little secret that will help our app synchronise iCloud Core Data for the first time w...
In this part we’ll talk about how to make your Core Data powered app work with iCloud. This involves adding an option to your persistent sto...
In this part I’ll show you how to use your app’s ubiquitous folder to store arbitrary files in a user’s iCloud store. We’re not going to cov...
In this part I’ll show you how to store and retrieve data using the NSUbiquitousKeyValueStore singleton, and how to receive the relevant not...
In this 5-part series I’ll show you how to use iCloud in your iOS Apps. We’ll discuss the whole picture, starting with how to setup Xcode an...
In this episode I’ll show you how to dismiss the iOS Keyboard, which is commonly brought up by a UITextField – but doesn’t want to leave eas...
I’ve previously shown you how to populate an NSTableView using Bindings and an array controller. Today I’ll show you how to do it in code. I...
In this episode I will show you how to bind a Table View to an Array Controller in Cocoa, using Xcode 5.1 and OS X Mavericks. We’re using Co...
You may have heard this expression before: “You need to tear down your Core Data stack before you do xyz”. It’s frequently mentioned in the...
In this episode I will show you how to use the Git Branch feature in Xcode 5.1. Branches are helpful if you’re developing your app. You can...
In this episode I will show you how to make use of Tags in Git. This is not supported in Xcode or GitHub for Mac at the time of this recordi...
In this course I will show you how to create a searchable table view in Xcode 5.1 and iOS 7. The app will also be compatible with iOS 6. The...
In this episode I will show you how to push an Xcode project to GitHub.com. This is useful if you want to share code you have written with o...