iOS Developer Articles
This tutorial shows how to use the Multipeer Connectivity framework to communicate between iOS devices.
This tutorial shows how to group UITableView cells into sections. It's also an introduction by example on how to create generic types for abstracting common tasks while writing UIKit code.
This tutorial shows how to manage application-wide components (like services to fetch data) and how to provide controllers with such components.
This tutorial shows how to use the CloudKit framework to query, insert and delete data in an iCloud database.
Learn how to make a UIView movable using UIPanGestureRecognizer and how to add an effect that continues the velocity of the gesture using UIKit dynamics.
A few tricks around assets in Xcode projects. Especially how to automatically export assets from Sketch to your Xcode asset catalog.
A script that generates controller extensions with all the IDs from your storyboard.
Example code how to download images in the background.
This snippet provides an extension for the Swift array to get random elements and shuffle the order of the elements.
How to use the Swift range syntax (0...5) for enums and other types that represent continuous values.
How to quickly implement a choice of a value from a UITableViewController that is presented as popover.
Use Key-Value Observing to get notified when properties of an object change.
The UIKit example code snippets can be inserted into a Xcode Playground to experiment with UIKit view controls.
This tutorial shows you how to use the cell style Custom in a Storyboard to customize the views of the UITableView cell.
This tutorial shows how to make UITableView cells reorderable.
This tutorial will show you how to configure table contents using the Storyboard and programmatically, how to present data from Swift Arrays and how to make a table reorderable.
Extension for UIColor so that color objects can be created using HTML-like hex values.
This snippet describes how to use auto layout constraints to resize cell views according to their content.
This snippet demonstrates how to use URLSessionDownloadTask to download files in background so that they can completed even if the app is terminated.
Use NSURLComponents to encode HTTP GET parameters.
This snippet shows how correctly setup a UIScrollView in a Storyboard using Auto Layout constraints.
First introduction into iOS development: This tutorial shows how to create a basic iOS application, how to add Views to a UIViewController, how to create simple Layout Constraints and how to connect Storyboard views with Swift code.
Generate Swift UIColor code by RGB or hex value using this Photoshop-like color picker.