A little bit of background. Bluetooth is a wireless technology standard used for exchanging data between fixed and mobile devices over short distances using short-wavelength UHF radio waves in the industrial, scientific and medical radio bands, from 2.402 GHz to 2.480 GHz, and building personal area networks. It was originally conceived as a wireless alternative to […]
Every application need some kind of logging or monitoring system. Monitoring can be used for tracing errors and exceptions, for analyzing of app usage, for finding hard-to-trace bugs in “production environment”, for storing some other runtime data interested for later analysis, and similar. In general and very commonly, .NET desktop apps use some kind of […]
In general, I have never had big problems with localization and Xamarin Forms. Xamarin localization is straightforward to implement and it works. But, on one of my latest projects, my app was targeting also Brazilian market. I had problems with iOS and Brazilian language (pt-BR or in Apple context pt_BR). After a quick investigation, I […]
Xamarin Forms development stack is awesome framework for developing cross-platform mobile applications. On one hand, being Xamarin developer has many benefits over other mobile development stacks. But, on the other hand, developing cross-platform application can be frustrating, because I need to know internals and tricks for all targeting platforms. One of the tasks every developer […]
To start with – what is Android App Bundle (AAB)? According to Google, the Android App Bundle is Android’s new, official publishing format that offers a more efficient way to build and release your app. The Android App Bundle lets you more easily deliver a great experience in a smaller app size, which can improve […]
Android ecosystem has huge numbers of libraries which can be used in Android-based applications. Technically, these libraries are files with .jar or .aar extensions. When developing Android application with Java these libraries can be directly included/linked in the application and used. Of course, re-usage of these java-based libraries in Xamarin Forms is possible, but the […]
On Android, when pairing with Bluetooth device is in progress, popup form requesting pin is displayed. Everything is ok, except awkward message “Try 000 or 1234”. For some users this is confusing, because they simply type in what pairing popup is suggesting. Of course, pairing fails due to wrong pin entered. Let’s take a look how I fixed this issue.
A push notification is a message that pops up on a mobile device. Push notifications are messages send via application to directly address the end users. In this blog post, I will show how to use App Center Push service and show how to implement push notifications in Xamarin Forms. For now, I will focus […]
If you read my previous blog post how to create Bluetooth GATT server on top of UWP, then you should be familiar with basics of Bluetooth. In this post I will extend on other side of the “wire” of the Bluetooth communication. I will do this with Xamarin.Forms. In this post I will create simple […]
When unit testing Xamarin Forms, sooner or later you hit at “You MUST call Xamarin.Forms.Init()” problem. In this blog post I will investigate one way how to deal with this issue.