Author: Andreas Lüdemann

Automation

iOS Continuous Integration Using Travis CI and Fastlane

Continuous Integration (CI) is a powerful practice to keep any app in a stable state throughout its development. Here’s how you set up CI for iOS apps to automatically perform code validation and testing whenever your code changes.

Automation

Automate Screenshot Framing with Text Using Fastlane

Framing your App Store screenshots greatly improves your store listing. But doing it manually takes hours away from perfecting your app. Instead, here’s how you automate the process of adding device frames and text to your screenshots.

Automation

Automate Screenshots for App Store Using Fastlane

Save yourself from spending hours on screenshots for the App Store. Here’s a step-by-step guide on how you automate the process of taking screenshots for all supported screen sizes and languages.

Swift

Learn RxSwift From This Production App

QCards is an app built with RxSwift for creating smarter cue cards. Take a look through the source code as it’s ultimately the fastest way to learn new things from a practical perspective.

Process

How Do I Work?

Over the past few years, I’ve been exposed to various ideas and processes that have affected my way of working in software development teams. From my experiences, here’s what has helped me work as efficiently as possible as a software developer.

Design

How to Make Animated 3D Mockups in Seconds

As an individual app developer, you need to bring attention to your published apps. Companies of top-selling apps agree on how this is executed successfully. They create stunning and professional-looking animated 3D mockups of the apps. I’m here to tell you how you can create these for yourself in a matter of seconds.

Swift

Start Your RxSwift Journey in Less Than 10 Minutes

RxSwift is well known for having a steep learning curve. But taking the time to learn it can easily be the next significant leap in your development abilities. We’ll cover the basic concepts of the library to quickly get you up to speed.

Swift

7 Useful Filtering Operators in RxSwift

After using RxSwift for several months now, I can safely say that filtering is a key feature that has saved me plenty of lines of code. To know which filtering operators to use when, requires a basic overview, so let’s look at 7 of my favorite filtering operators this library has to offer.