Hi, I’m Ole. I’m a developer from Berlin and co-author of Advanced Swift. Here, I mainly write about Swift and app on Apple platforms. More about me.

1. Playground: Whatʼs new in Swift 4

   Try out the new features in Swift 4 today and get a head start for WWDC. More >

   May 18, 2017

2. Swift Package Manager macOS deployment target override

   Swift 3.1 fixes a bug in the Swift Package Manager that prevented overriding the macOS deployment target. More >

   April 7, 2017

3. How to test a Swift package on Linux using Docker

   Step-by-step instructions how to set up set up a Docker container to test your Swift packages on Linux. More >

   March 31, 2017

4. Keeping XCTest in sync on Linux

   When you write a cross-platform Swift library, itʼs a good idea to test it on macOS/iOS and Linux. Unfortunately, XCTest on Linux lacks a mechanism for test discovery, which makes it too easy to accidentally omit running certain tests on Linux. I present a way to discover such accidental omissions when they occur and not weeks later. More >

   March 30, 2017

5. Swift releases have themes

   Message from the Swift Core Team: each Swift release should focus on a small number of themes. Proposals that support these themes have a much higher chance of being accepted. More >

   March 20, 2017