In our previous post, I explained how to hook up our new CLManagerDelegate publishers for CLAuthorizationStatus to the ObservableObject using Combine. In this post, we be transforming the CLLocation publisher data into something useful using flatMap and the built-in publisher, Sequence.
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In our previous post, we talked about how to build a Publisher Factory or Publicist. In this post, we’ll talk about how receiving and handling Events in our ObservableObject from our new Publicist class.
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Most of the APIs from Apple come from an era of Objective-C and the Delegation Pattern. With this in mind, the challenge is figuring how to adapt for SwiftUI. Specifically we want to create Publishers from delegates using Combine.
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In a previous post, I already talked about how to setup your Swift package for CI success. However, I recently came across how to run your CI in Travis and GitHub Actions to test on Linux ARM machines. In this article, I’m going to go over how to setup your Linux CI for ARM architecture as well as how to install Swift on those ARM machines.
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A while ago I did an article on the basics of Optionals and how they work in Swift. However, it seems there’s some confusion as to how one particular method works in Swift when it comes to a collection of Optionals: flatMap.
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Swift packages offer an easy manageable way to share code and functionality. If you wish to create your own package, it’s important to make sure your code works where it’s supposed to and the quality is good. Most importantly, continuous integration is a great way to ensure that. If you are interested in learning why continuous integration is important, check out this article on avoiding merge hell. Therefore, in this article I am going to show you how to setup Swift package continuous integration.
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In this episode, Leo is joined by Paul Hudson of hackingwithswift.com about how to upgrade your skills and your team’s skills in 2020.
Over the last 15 years, CPU clock rate has plateaued due to thermal limitations in processors. As a result, CPU manufactures have instead chosen to add more cores or processing units. Therefore nearly every device has multiple cores: from a Mac Pro to the Apple Watch. For this reason, Swift developers should take advantage of asynchronous methods.
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In the development of my latest app which is an Independent Watch App that uses HealthKit, I ran into an issue with App Store Connect. App Store Connect will complain about missing Purpose Strings, that is the messages display to the user when access permission is asked for health information.
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Last month I spoke at SwiftTO in Toronto, a great conference with some great speakers. If you get a chance, check out all the talks here. My topic of choice was Vapor and how to get started.
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