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We are proud to work with companies large and small. Together with our customers, we implement ideas of all kinds to make tomorrow's world a better place. In our blog, we would like to report on interesting experiences and insights from these projects.

Header image for Voice input facilitates documentation - A hackathon topic
Voice input facilitates documentation - A hackathon topic
From Julia Wollfarth   |   2023-12-30

Voice input makes it possible to intuitively record food eaten and drunk without having to look at a device or tap. Instead of laboriously entering everything by hand, users can simply record their meals and snacks by voice command. This approach can lower the inhibition threshold and encourage users to continuously document their eating habits. This saves time and encourages regular documentation.

Header image for Animations in Jetpack Compose
Animations in Jetpack Compose
From Igor Gridin   |   2023-10-26

Modern applications are becoming more design-centric and therefore end-user-centric. For the user, the technical side of the program is not at all interesting, but rather taken for granted. Attractive design, animation and ease of use, on the contrary, all other things being equal, can make the application more popular among competitors.

Header image for Jetpack Compose: Google's modern UI toolkit
Jetpack Compose: Google's modern UI toolkit
From Igor Gridin   |   2023-06-19

It's been almost two years since the release of the stable version of Jetpack Compose, but still many developers are skeptical about using this framework in their projects. To answer the question, is it worth using Compose in your projects, let's make a small comparison between Android Views and Jetpack Compose based on typical tasks when developing native Android projects.

Header image for App Design in 3 steps - an appealing ui design for a better ux
App Design in 3 steps - an appealing ui design for a better ux
From Julia Wollfarth   |   2023-03-16

Mobile apps thrive on an appealing and well-structured design that helps users achieve their goals. In this article, I'll show you how an old app design can be redesigned to make it look modern and clean. You'll learn more about the design process and design decisions made to provide users with a user-centric UI and UX that helps them achieve their goals.

Header image for Top 3 alternatives to Xamarin.UITest for .NET MAUI
Top 3 alternatives to Xamarin.UITest for .NET MAUI
From Flavio Goncalves   |   2023-02-22

UI testing is an essential part of mobile app development to ensure that the app delivers the best possible user experience and meets the needs and expectations of its users. But how do we do that in .NET MAUI when Xamarin.UITest is not fully compatible anymore? Let's look at 3 alternatives to Xamarin.UITest.

Header image for Combining Lottie Animations with Gestures and Scrolling
Combining Lottie Animations with Gestures and Scrolling
From Flavio Goncalves   |   2022-07-13

Matt Goldman revived XamarinUIJuly and renamed it to MAUIUIJuly, where each day in July someone from the .NET MAUI community publishes a blog post or video showing some incredible UI magic in MAUI. In this contribution I will show you how to combine Lottie animations with gestures and scrollable containers to spice up your .NET MAUI App UI!

Header image for Creating a .NET MAUI Maps Control
Creating a .NET MAUI Maps Control
von Sebastian Seidel   |   2022-05-12   |   2022-12-15 updated

I am currently working on porting a Xamarin Forms app to DOTNET MAUI. The app also uses maps from Apple or Google Maps to display locations. Even though there was no official support in MAUI until the release of .NET 7, I want to show you a way to display maps via custom handler.

Extend your Xamarin Android app with OpenStreetMap
von Sebastian Seidel   |   2017-05-31   |   2022-01-14 updated

In this article I want to show how to display OpenStreetMap map material in a Xamarin.Android app. OSMSharp is used for this purpose. For those interested in using OpenStreetMap in conjunction with OSMSharp and Xamarin.iOS, be sure to check out my [OpenStreetMap within your Xamarin.iOS app](https://blog.cayas.de/extend-your-xamarin-ios-app-with-openstreetmap) article.

How to workaround Xamarin Androids VersionCode limitation
von Sebastian Seidel   |   2017-02-02   |   2023-01-02 updated

Learn why your Xamarin Android build fails with "Error executing task Aapt: VersionCode is outside 0, 65535 interval" and how to workaround that issue.

Continuous Integration & Deployment with Bitrise
von Sebastian Seidel   |   2016-04-22   |   2022-04-12 updated

During a current project we needed to evaluate possibilities to easily set up a Continuous Integration and Deployment system. For several reasons we normally would suggest an In-House solution with TeamCity, but the customer preferred a cloud solution to shorten the procurement and installation process. In this post I explain why and how we set up Bitrise.

Automated UI-Tests made easy with Xamarin.UITest
From Sebastian Seidel   |   2015-12-07

As a developer we all know about that rumor of writing any kind of test is a costly task. In this post I would like to show you a better way for writing UI tests that even makes it fun when it comes to a very large mobile app.

Ein BeeWi Car mit Xamarin.Android steuern
From Sebastian Seidel   |   2014-10-18

Beim BeeWi Car handelt es sich um ein ferngesteuertes Auto der Firma BeeWi. Während meines Besuchs des gestrigen Workshops auf dem Developer Open Space in Leipzig zum Thema "Internet of Things", hatte ich den ersten Kontakt mit diesem kleinen Spielzeugauto.

Android Debug Monitor - Standort-Änderungen mit dem Android-Emulator testen
From Sebastian Seidel   |   2014-06-11

Bei der Entwicklung von Kartenfunktionalitäten ist es hin und wieder sehr hilfreich, wenn man Standort-Koordinaten an die App senden kann ohne umständlich eigene Feldtests durchführen zu müssen.

Header image for Cayas Software ist Xamarin Premier Consulting Partner
Cayas Software ist Xamarin Premier Consulting Partner
From Sebastian Seidel   |   2013-07-18

Xamarin benennt Cayas Software als erstes Deutsches Unternehmen zum Premier Consulting Partner. In dem Artikel erfährst du wie wir das geschafft haben.

Wie kann man Apps auf einer Vielzahl an Geräten testen?
From Sebastian Seidel   |   2013-07-15

Hin und wieder fragen mich Kunden, wie ich eigentlich die Apps testen kann. Manche sind sogar der Meinung das ich ein riesiges Arsenal an Geräten vorrätig haben müsste um besonders im Android-Umfeld alle möglichen Konfigurationen testen zu können.

Header image for Android Studio Designer
Android Studio Designer
From Sebastian Seidel   |   2013-06-03

Die Google I/O ist seit ein paar Wochen schon zu Ende und es gab einiges an Neuigkeiten. Unter anderem wurde das Android Studio vorgestellt, das auf JetBrains IntelliJ IDEA basiert und im Moment noch eine Early Access Preview ist. Die aufgeführten Features sind dennoch Grund genug um sich das Studio einmal näher anzusehen.