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iOS & macOS app development tutorials and content

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  • Swift Tutorial: Building an iOS Chat App Using Socket.IO

    iOS apps exist in millions out there, and most of them communicate with servers to exchange data. In their majority, the server implements and provides RESTful APIs that apps can use for the communication. When an app needs to send data to the server, or fetch from it, it makes the proper request and after…

  • A Beginner’s Guide to Push Notifications in Swift

    “Push Notifications? Ohh, no!”. Yes, that’s the first thing that was coming to my mind when I was called to implement push notifications in an iOS app, and I’m pretty confident that it has been coming to yours as well. And not because it’s difficult to use push notifications, it’s just all that series of…

  • Integrating LinkedIn Sign In with iOS Apps Using OAuth 2.0

    Social networks are part of our everyday life since a long time ago. Social networks are also part of our programming life, as the majority of the apps must interact somehow with them and send or receive data regarding users. In most cases, users are required to get connected somehow to each social network, and…

  • How To Use Core Spotlight Framework in iOS 9

    Every new iOS version brings along both new “goodies” and advancements to existing technologies for all developers around the globe. Obviously, the latest version, iOS 9, could not just stay out of this tradition, so once again developers have new frameworks and APIs at their disposal that let them leverage their applications to even higher…

  • How To Create an Expandable Table View in iOS

    A common feature of almost all apps is the fact that they provide multiple view controllers to users to navigate and work with. Those view controllers can be used in many ways, such as to simply display some kind of information on-screen, or to gather complex data from user input. Creating new view controllers for…

  • A Beginner’s Guide to NSDate in Swift

    If I was ever asked what’s one of the most common stuff I do among all projects, then I would have answered that dealing with dates is definitely one of them. Undoubtably, there’s no developer out there who doesn’t really need to “play” with the NSDate class and handle dates in some manner, no matter…

  • A First Look at Contacts Framework in iOS 9

    As every iOS release, the version 9, which is officially here for just a few weeks, presents new features and improvements to existing technologies for both users and developers. As we’ve all witnessed, there’s a number of new stuff that has been first-introduced in this version, but there are changes and updates to existing frameworks…

  • Beginner’s Guide: Using Social Framework and UIActivityViewController

    So, you are just about to get finished with the new super-app of yours, or the one that your boss or a customer have asked you to make, and you realize that there’s one more important requirement, to make it capable of posting content to Facebook or Twitter. You are a breath away from the…

  • How To Create a Custom Search Bar Using UISearchController

    Quite often it’s required from iOS applications to be capable of performing search in specific data that is displayed in a tableview. Undoubtably, most of developers have faced that situation, and the most usual approach to that is to use the default controls that the iOS SDK provides. Up to iOS 8, Apple was providing…