I've been developing mobile application for over 25 years (Telxon, Symbol, Windows Mobile, Xamarin, CF.net). Up until now the barcode scanners were integrated into the mobile...
Here is the example of SlowMo video capture using Camera2 API and CamEX2 class. This is the code for recording slow-motion video which you can find at the bottom of CamEX2 Class of attached...
This tutorial is relevant for B4A and B4J.
During compilation B4A generates Java code which is then compiled with the Java compiler and converted to Dalvik (Android byte code format).
There...
Updated implementation, based on B4XPages of https://www.b4x.com/android/forum/threads/android-bluetooth-bluetoothadmin-tutorial.14768/#content. The code is much simpler compared to the previous example. Note that you can call Serial.Listen without making the device discoverable. This is useful...
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Tutorial was rewritten in April 2018.
We will create...
The attached project (VariousUtilities.zip) has a large number of Bitmap and String Utilities. There is also a utility that lists the sensors of your device in the Log. Three B4A classes are...
This is an old tutorial. It will not work on new versions of Android. You should either generate a random value when the app starts for the first time or use the advertising id...
In the thread BT Pages Example, a new version of the BT example was created using Pages. Since I'm just looking at Pages for the first time, I popped the new and old versions into a code...
Finally, I got my project completed. I learnt a lot of things about Android from this community. This community has generously provided source code to various UI's and more, without which I would...
ETP is a series of video tutorials about B4X. The purpose is to allow developers with any programming experience, including no experience, to learn how to program with B4X.