Tutorials & Examples

[B4X] Supabase - The Open Source Firebase alternative

Supabase is an open source Firebase alternative. It provides all the backend services you need to build a product. Supabase uses Postgres database with real-time capabilities. Basically, supabase provides an interface to manage postgres database that you can use to create table and insert, edit...

www.b4x.com

This is a very simple tutorial on how to use the CRUD options. A more detailed tutorial is coming soon...

 

For whom interested .. MQTT brokers list:

GitHub - Lightstreamer/mqtt-awesome-mqtt: A curated list of MQTT related stuff. :sparkles:

A curated list of MQTT related stuff. :sparkles:. Contribute to Lightstreamer/mqtt-awesome-mqtt development by creating an account on GitHub.

github.com

 

Updated implementation, based on B4XPages of https://www.b4x.com/android/forum/threads/android-bluetooth-bluetoothadmin-tutorial.14768/#content.

The code is much simpler...

 

Posted in the B4J forum: https://www.b4x.com/android/forum/t...-clv-with-sub-items-similar-to-a-tree.155113/

 

I wanted a freeware pdf viewer without ads, tracking, data collection, and what have you. Besides, it wasn't obvious (to me at least) how to make an app that would be offered as default to open a...

 

Two people have complained that the EPUB version of the B4A-Rapid book version 12-50 is corrupt.
We have not been able to reproduce any errors.
We can read the EPUB on a Windows 11 PC using...

 

Blue Stacks 5 adb connection is now more difficult for Android developers. It now randomly chooses the ADB port number every time it starts up. For those of you using Blue Stacks to develop, here...

 

Here is an app I knew it existed but I had never dared until now to try it and I regret this deeply. It is Postman. With this app available both on-line and as a local app (photo) you can check...

 

1. I use StringUtils library to import the CSV text file into the SQLite table. There are other ways to import like, such as CSVParser class module, RegEx.Split and TextReader, although TextReader...

 

[B4X] [XUI] AS CardSlider

A simple card slider with advanced customization options. I spend a lot of time in creating views, like this and to create a high quality view cost a lot of time. If you want to support me and further views, then you can do it here by Paypal or with a coffee. :) SideGap The width in dip, how...

www.b4x.com

Code

Private Sub B4XPage_Created (Root1 As B4XView)
    Root = Root1...

 

Hello everyone!

I thought I would share my experience on getting B4A running and Linux. I use Manjaro but this should work on any distro. Also, just to make managing your wine prefixes easier use...

 

This tutorial assumes that you already have FirebaseAdMob2 implemented in your app.

Implementation is tested in native Android app, not in B4A. You can test it if you want.

You need to...

 

Requires B4A V9.90 or higher.

Hello fellow B4X developers.
Here is my example of using a broadcast address to automatically find another devices IP address on a network, then to use that IP...

 

Hi

In case you are looking for this tool. Generate your app icon for mobile devices. It uses, clipart, text and images.

IconKitchen

Cook up app icons for any platform

icon.kitchen

 

Based on this posting:

How to Build a Simple Flashlight/TorchLight Android App? - GeeksforGeeks

A Computer Science portal for geeks. It contains well written, well thought and well explained computer science and programming articles, quizzes and practice/competitive programming/company interview Questions.

www.geeksforgeeks.org

#Region  Project Attributes
    #ApplicationLabel: b4aTorchNew...

 

Hello everyone, it's been a while since I posted here.
I had developed a conversation and research application in artificial intelligence, before publishing I offered two types of sales to see if...

 

[B4X] Supabase - The Open Source Firebase alternative

Supabase is an open source Firebase alternative. It provides all the backend services you need to build a product. Supabase uses Postgres database with real-time capabilities. Basically, supabase provides an interface to manage postgres database that you can use to create table and insert, edit...

www.b4x.com

Supabase Storage offers the functionality to transform and resize images dynamically. Any...

 

[B4X] Supabase - The Open Source Firebase alternative

Supabase is an open source Firebase alternative. It provides all the backend services you need to build a product. Supabase uses Postgres database with real-time capabilities. Basically, supabase provides an interface to manage postgres database that you can use to create table and insert, edit...

www.b4x.com

This is a very simple tutorial on how to download a file and show the progress in a...

 

[B4X] Supabase - The Open Source Firebase alternative

Supabase is an open source Firebase alternative. It provides all the backend services you need to build a product. Supabase uses Postgres database with real-time capabilities. Basically, supabase provides an interface to manage postgres database that you can use to create table and insert, edit...

www.b4x.com

This is a very simple tutorial on how to use the storage bucket options.

CREATE...

 

This solution is deprecated and applied to the previous billing version.

Please do not use it.





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Based on Erel's solution to the...