Peter Friese

Firebase Developers on Medium — 2020 in Review👋🏻 Hello everyone!As we’re on the final stretch of this year, we, the Firebase team, wanted to take a moment to reflect on the past year and express our...

Firebase Developers Quarterly — Q3/2020👋🏻 Hello everyone!We’re well into the final quarter of the year, and we wanted to send a quick roundup of some of our favourite articles we’ve published in the past...

Goodbye AppDelegateImage based on Rocket by Icongeek26 on The Noun ProjectFor the longest time, iOS developers have used AppDelegate as the main entry point for their applications. With the launch of SwiftUI2 at WWDC...

Get those important strings out of your code and into PLIST filesImage is based on Security by Komkrit Noenpoempisut from the Noun ProjectMany APIs require developers to provide an API key and/or API secret to be able...

Application Architecture for SwiftUI & FirebaseLearn how to easily map Firestore data in SwiftLast time, we looked at how to connect a SwiftUI app to a Firebase project and synchronise data in real time. If you...

Application Architecture for SwiftUI & FirebaseSwiftUI is an exciting new way to build UIs for iOS and Apple’s other platforms. By using a declarative syntax, it allows developers to separate concerns and focus...

Functional Reactive ProgrammingLearn something new by copying something you already knowAt WWDC 2019, Apple announced its declarative UI framework, SwiftUI. By now, most of you probably have had time to take SwiftUI...

Developer ProductivityAccelerate Your Coding WorkflowAs developers, we spend a considerable amount of time in our IDE, so it’s worth becoming an expert in using it. Simply being able to edit code doesn’t cut...

Functional Reactive ProgrammingWhy SwiftUI and Combine will help you to build better appsOne of the biggest announcements at WWDC 2019 was SwiftUI — its declarative approach makes building UIs a breeze, and...

Why SwiftUI and Combine will help you to build better apps One of the biggest announcements at WWDC 2019 was SwiftUI - its declarative approach makes building UIs a breeze, and it’s easy to see why people are so...

Bringing Java to the iOS is somewhat of a mobile holy grail. But there‘s one developer who wants to give it his all. In this interview, Peter Friese speaks to Niklas Therning, the man behind the RoboVM open-source...

Code Generation 2011 is just around the corner and if you haven't booked yet, you should hurry up - a few places are still available! Quite a number of my colleagues at itemis have been busy preparing for this...

Filtering data is one of the essential tasks in computing. With all the data available today, we need to apply certain limits and constraints to actually make it usable. What use is it to be able to scroll down a list...

I just had an app rejected because of violation of the Google Maps terms of service. While it certainly is kind of funny Apple rejects an app because you're violating Google's terms of service, I was wondering what in...

Yesterday, HP introduced the Touchpad, an iPad-like tablet device that is programmed with web technologies. While this certainly isn't the first attempt of a vendor to compete with Apple on the tablet market, I...

If you take part in a beta test for an iPhone app, the app developer will likely ask you to send him the UDID of your iPhone. If you've been asking yourself "what's this number, and where do I find it?",...

As I'm writing this, Eclipse Summit Europe 2010 is merely hours away and everyone is getting excited to get there and meet Eclipse family. I think the program committee have done a great job at putting together an...

A few days ago, Apple made some small, but very important changes to the iOS Developer Program Agreement - a document which you must agree to before you can download the iOS SDK and start developing software for the iOS...

I've been doing all sorts of software development over the past few years, from closed-source in-house software for companies to closed-source product development to open-source frameworks and tools development to...

Strangely enough, simple things tend to be more flexible than complex things. I bet you too have seen people go to great lengths to ensure a certain solution provides utmost flexibility. Often, this flexibility isn't...

In this post, I'll show you how to create a simple OSGI-based servlet. Later, we will deploy this servlet to an Amazon EC 2 instance - this should be fun! First of all, some preliminary steps. We need to create a new...