B4J Tutorials

XLUtils v1.05 adds support for conditional formatting.

A conditional formatting element is made of the applied range and one or more rules. A rule is made of a formula and...

 

I was making the switch from Java 8 to Java 11 and wanted to use the 'Integrated B4JPackager11' as explained by @Erel in...

 

Hello,

If youre creating apps that work with moving nodes (in my case D'n'D), you may als have seen that moving nodes sometimes results in ugly trails on the Parent Pane.

Heres how to fix that...

 

Hi

One is able to host Pocketbase on Railway.app. This deployment is based on Docker Image. You need a GitHub account.

1. Create an account on Railway.app and link to your Github.
2. Click...

 

Ola

The grouplist enables one to group elements added easily. Thanks to code that @Brandsum for code to unflatten a list of map records to a tree.

We create the grouplist...

 

Please start with this tutorial: https://www.b4x.com/android/forum/threads/nlp-sentiment-analysis.133922/
It is quite similar.

In this tutorial we will try to detect whether...

 

hello,

abmaterial provides this: ipaddressort/appname/

Is there a way to have this: ipaddress/

If you run your abmaterial application and you enter the ip address of the server, you need to...

 

Ola

Download



Related Content

Follow the Github on how to set up your IDE.

 

In ABMaterial version 4.95, @alwaysbusy introduced me to a new method of handling Rich Text Editing - in the form of an ABMCustomComponent called...

 

Hello to you all,
Here is an extremely simple example on how to easily recreate Google Trends results using B4XPages with B4j and the xChart library. In this example I used Google...

 

Upgrading from a non-tls connection to a tls connection only makes sense when dealing with a protocol that specifically requires it. It is much simpler and also a bit more secure to start with a...

 

The example here uses a Bezier curve which is one of a lot of possible curves.
But the text drawing routine works on any list of points.
The attached .zip has all the code (140 lines)...

 

Hi

Download PocketBase

By default, after configuring PocketBase, i.e. the SQLite WebServer, it can run on port 8090 when you start it and use it for your back-ends.

I...

 

Data from classes, types or any other object can be sent as a message to LogServer by writing a Sub to format the data in an easily readable manner.

The example app (B4j) shows this, and...

 

Hi there

[BETA]

Download BANanoVuetifyAD3 Library Source Code
Download BANanoVuetifyAD3 Package Manager Source Code

To avoid this topic being lost in translation, its standing...

 

Just for the fun of it....

Button Create = uses class dlx_generator to create a new puzzle
Button New Puzzle = use a variant of 1 of the 742 puzzles embedded in the code (randomly swapping...

 

Hi all.
I found this example in some old folders on my pc and decided to share here.
it is a simple Bomberman example game logic.

this example load a map based on txt file

...

 

Hi there

Let's explore how we can create a Morse code translator using Maps.

1. For this I have created a simple keyboard...

Related Content: http://www.learnmorsecode.com/...

 

Ola, #Dreams do come true

Download

The source code for this is in the Demos\3. LiveSwapping folder

Previsouly I explored the BANano LiveSwapping feautures with...

 

Disclaimer:
None of the techniques used here are new to our community and you may have seen the 'Trick' used by me before.

The Problem:
We are using classes more frequently, especially with...