B4J Tutorials

v10.0 - October 16, 2023 - https://www.b4x.com/android/forum/threads/b4j-v10-0-is-available-for-download.155241/

• Code snippets...

 

B4J v2.00 adds support for web applications based on WebSocket technology. With WebSocket The browser and the server...

 

New video tutorial:


Resumable subs is a new feature added in B4J v5.50 / B4i v4.00 / B4A v7.00. It dramatically simplifies the handling of asynchronous tasks.
(This feature is a...

 

Edit: Web Apps tutorial: http://www.b4x.com/android/forum/threads/webapp-web-apps-overview.39811/

The server implementation is based on a popular and powerful Java server library...

 

Ola

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Feb 2024: BVAD3 RoadMap

[BANanoVuetifyAD3] 2024 RoadMap

Hi Fam BVAD3 is currently based on VueJS 2 and Vuetify 2. As you might be aware, VueJS 3 is now the standard and VueJS 2 has come to end of life when it comes to support. Vuetify 2 will also be coming to end of life when it comes to support. There has not been any upgrades to BVAD3 to work...

www.b4x.com

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It is recommended to use B4JPackager11: Integrated B4JPackager11 - The simple way to distribute standalone UI apps

Spoiler: Older tool

B4J Packager is a small utility that uses javapackager to...

 

B4J jSQL library is similar to Basic4android SQL library.

This tutorial will cover the differences between the two libraries. You can read more about the library methods here...

 

This example shows how to make your B4J server application accessible over the internet.

The implemented server is a simple file server that allows you to upload files from your B4A application...

 

This tutorial is no longer relevant. Use B4JPackager11: B4JPackager11 - the simplest way to distribute UI apps

Spoiler

When you compile in Release mode the complete app is packed as an executable...

 

Edit: See this page for more information about B4J: https://www.b4x.com/b4j.html

 

Custom views are implemented as B4X classes or in a library.
A custom view includes a set of properties that can be set...

 

TableView is useful to show data in a tabular view.

The data is held in a List. Each item in this list is an array of objects. The length of each array equals to the number of colums.

For...

 

Better to start with the integrated packager: https://www.b4x.com/android/forum/t...-way-to-distribute-standalone-ui-apps.117880/
B4JPackager11 is a...

 

When you create a new UI project, the project starts with a single code module with the following code:

#Region  Project Attributes
   #MainFormWidth: 500
   #MainFormHeight: 500
#End Region...

 

B4J development tool is similar to Basic4android. The language and IDE are mostly identical.

The APIs (methods, keywords and libraries) are identical in some cases and different in other cases...

 

B4J v1.80 adds support for remote debugging using B4J-Bridge, a tool similar to the beloved B4A-Bridge.

The purpose of B4J-Bridge is to allow you to connect the IDE to a remote machine such...

 

FontAwesome and Material Icons are two free icon sets including more than 1500 icons.
They are implemented as regular font files which means that each icon is a regular character...

 

Edit: Most updated instructions are available here: https://www.b4x.com/b4j.html

 

It is mostly impossible to run non-notarized and unsigned apps on new versions of Mac.
MacSigner tool will help you with the various steps required to convert the app jar to a...

 

What is MQTT?

"MQTT is a Client Server publish/subscribe messaging transport protocol. It is light weight, open, simple, and designed so as to be easy to implement. These characteristics...