Alamofire Tutorial: Getting Started
The app for this Alamofire tutorial is named PhotoTagger. When complete, it will let you select an image from your library (or camera if you’re running on an actual device) and upload the image to a third-party service called Imagga. This service will perform some image recognition tasks to come up with a list of tags and primary colors for the image: This project uses CocoaPods, so open it using
Design Patterns on iOS using Swift – Part 1/2
iOS Design Patterns – you’ve probably heard the term, but do you know what it means? While most developers probably agree that design patterns are very important, there aren’t many articles on the subject and we developers sometimes don’t pay too much attention to design patterns while writing code. Design patterns are reusable solutions to common problems in software design. They’re templates des
UICollectionView Tutorial: Headers, Selection and Reordering
UICollectionView is one of the most important classes in UIKit, used to display data to a user in a customized layout. An example of such a layout is the iOS Photos app, which shows your data ordered in the grid layout and allows you to select an image and share or reposition it in your grid view. Like UITableView, UICollectionView can contain both homogeneous and heterogeneous collections of view
UICollectionView Tutorial: Getting Started | raywenderlich.com
In this UICollectionView tutorial, you’ll get learn how to leverage the superpowers of the only view capable of dethroning UITableView as the king of UIKit. Note: This tutorial has been updated for Swift 3, iOS 10, and Xcode 8. The iOS Photos app has a stylish way of displaying photos via a multitude of layouts. You can view your photos in a nice grid view: Or you can view your albums as stacks: Y
How to build a custom (and “designable”) control in Swift
Yari D'areglia CEO at Nexent.io by day, indie game developer by night. I also run the blog indiegames.wtf. Follow @bitwaker Around two years ago I wrote a tutorial to show how to build custom controls in iOS. That tutorial was really appreciated by the dev community, so I’ve decided to update it to Swift and to add the designable/inspectable properties support to design the control directly throug
Arduino Tutorial: Integrating Bluetooth LE and iOS with Swift
Update 04/19/2015: Updated for Xcode 6.3 / Swift 1.2 Update 11/17/2015: Updated for Xcode 7.1 / Swift 2. Update 10/19/2016: Updated for Xcode 8.0 / Swift 3. Creating machines that interact with the physical world is an incredibly satisfying thing. Controlling them via Bluetooth with your iOS device is just plain awesome! In the past, the only way to create an Apple-approved Bluetooth device was by
Core Location in iOS 8
For as long as the iPhone has existed, location services have been front and center. Maps.app was one of the killer features that launched with the original iPhone. The Core Location API has existed in public form since the first public iPhone OS SDK. With each release of iOS, Apple has steadily added new features to the framework, like background location services, geocoding, and iBeacons. iOS 8
Bolts-iOSのとっても簡単な使い方説明 - Qiita
Objective-Cとのブリッジファイルを作成する 適当なObjective-Cファイルを作成して追加します。その際に、Bridging-Headerを追加するか聞いてくるので、YESを押します。File > New > File > (iOS or OS X) > Source > Header File をして、 <プロジェクト名>-Bridging-Headerとしても追加可能です。 Bridging-Headerファイルに下記のように記述します。 これで準備が出来ました。 非同期処理を直列で処理する 一番簡単で利用頻度も高いと思われる非同期処理を直列で処理する方法について説明します。下記のサンプルコードを参照して下さい（サンプルコードは文末にリンクがあります）。例はYahooと通信してから、Googleと通信する例です。実行するとそれぞれ非同期通信にもかかわらず、必ずYahoo!
How To Make a Game Like Space Invaders with SpriteKit and Swift: Part 1
Space Invaders is one of the most important video games ever developed. Created by Tomohiro Nishikado and released in 1978 by Taito Corporation, it earned billions of dollars in revenue. It became a cultural icon, inspiring legions of non-geeks to take up video games as a hobby. In this tutorial, you’ll build an iOS version of Space Invaders, using Swift and Sprite Kit, Apple’s 2D game framework.
Protocols in Swift With Core Data | Cocoa Is My Girlfriend
Sometimes you have a set of objects you want to display in the same form–say, for example, in a table view controller. What if those objects have, by design, nothing in common and nothing to do with each other? This is a case where you can create and conform to a protocol–known in some languages as an interface–to provide a simple way to have each class type provide a display name that can be disp
Implementing Custom Subscripts in Swift
Update note: This tutorial was updated for Swift 2.2 and Xcode 7.3 by Mikael Konutgan. Original post by Tutorial Team member Evan Dekhayser. Subscripts are a powerful language feature that, when used properly, can significantly enhance the convenience factor and readability of your code. Like operator overloading, subscripts let you use native Swift constructs: something like checkerBoard[2][3] ra
Design Teardown: Stretchy Headers
My book on iOS interface design, Design Teardowns: Step-by-step iOS interface design walkthroughs is now available! The Yahoo News Digest app brings an interesting approach to reading news. It refreshes with a curated selection twice a day, making for a quick read. It also packs a couple of interesting design elements we'll discuss in this post. The following is a chapter from my upcoming book, De
Multiple Managed Object Contexts with Core Data Tutorial
This is an abridged from our book Core Data by Tutorials, which has been completely updated for Swift 4 and iOS 11. This tutorial is presented as part of our iOS 11 Launch Party — enjoy! A managed object context is an in-memory scratchpad for working with your managed objects. Most apps need just a single managed object context. The default configuration in most Core Data apps is a single managed
How to Create Your Own Slide-Out Panel Navigation
In this tutorial, you’ll build a slide-out panel navigation, which is a popular alternative to using a plain UINavigationController or a UITabBarController for app navigation. The slide-out navigation panel allows users to slide content on or off screen. Use the Download Materials button found at the top or bottom of this tutorial to get what you’ll need for this tutorial. The following animation
Lightweight Migrations in Core Data Tutorial
This is an abridged from our book Core Data by Tutorials, which has been completely updated for Swift 4 and iOS 11. This tutorial is presented as part of our iOS 11 Launch Party — enjoy! When you create a Core Data app, you design an initial data model for your app. However, after you ship your app inevitably you’ll want to make changes to your data model. What do you do then? You don’t want to br
Core Data in Swift Tutorial (Part 1) - Jameson Quave
Jameson Quave Using computer technology to educate, and improve lives. This post compatible with Xcode 6.3 Beta, Updated on February 16, 2015 Don’t have 6.3 yet? Make sure to download it here using your iOS Developer account. Core Data is the de facto standard way to persist and manage data in both iPhone and Mac applications, and with Swift it’s a bit easier. So it’s only natural that we should t
Building an RSS Reader Using UISplitViewController and UIPopoverViewController
Building an RSS Reader Using UISplitViewController and UIPopoverViewController Gabriel Theodoropoulos Just a few weeks ago Apple introduced the new iPhone devices, the iPhone 6 and iPhone 6 Plus. As we all saw, the screen sizes are bigger than all the older iPhone screens, meaning that any new applications must be build in that way so they work on all devices. Even more, if we consider the iPad sc
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Encoding, Decoding and Serialization in Swift 4
Operation and OperationQueue Tutorial in Swift
Redirecting... · objc.io