B4J Tutorials

This is not really a tip or a tutorial, more of a warning for others.

I made a small B4J program and wanted to distribute the program on a Windows 10 PC. As I was using jSerial, I followed the...

 

This is just a bit of fun, inspired by a recent question about the shape of buttons.
Given an image, how hard is it to make a specific area in the picture sensitive to clicks.

It turns out...

 

Ola

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Why the BANano Custom View Creator?

The beauty of BANano is that it enables one to use any front-end framework they want. This means that you can pick any...

 

Hi there...

With this piece of code...

vuetify.AddTranslation("en", "de", "hello", "Hello {name}!", "Guten Tag, {name}!")
    vuetify.AddTranslation("en", "de", "welcome", "Welcome!"...

 

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

 

Ola

DISCLAIMER: ALWAYS RUN YOUR PHP WEBSERVER ON TOP ON SSL

Download Source code to REPRODUCE (Extracted from the BVAD3 Library)

Whilst you might be secure when running PHP apps on...

 

If you use SQlite in your apps in you need to do backups. A bad decision is just to copy the database file:

- there will be more than one file when the database is online (e.g. *.wal and other...

 

Hello fellow B4X'ers,
Here is some example code for connecting your B4J projects to 5 different types of database engines, this tutorial is for learning purposes only and nothing else...

 

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)...

 

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...

 

Hi there

[BETA]

Download BANanoVuetifyAD3 Library Source Code
Download BANanoVuetifyAD3 Package Manager Source Code

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

 

In this thread, I explained how to build a weather station with a Wemos mini and an UDP Receiver to show the data. This is great for the present value but to be able to see a trend we need...

 

The next release of BANano (v7.15+) will support B4Xs cool 'Wait For' feature! BANano already has such a system with BANanoPromise, but it is a lot 'JavaScript' like and not 'B4X' like.

As I...

 

Ola

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Related Content

Follow the Github on how to set up your IDE.

 

Ola

For this exercise, you need the skeleton & sweet alert banano libraries. You will need to compile them (run + compile as library) using the latest version of BANano.

Why a PHP based Contact...

 

We can use #CustomBuildAction to archive some files and folders into a ZIP or RAR file (if you have WinRAR installed).

#If RELEASE
#CustomBuildAction: 2, C:\Program...

 

This is a very quick tutorial on the H2 database - https://www.h2database.com/html/main.html

The main features of H2 are:

• Very fast, open source, JDBC API
• Embedded and server...

 

Hi there

These are primarily used to guard navigations either by redirecting it or cancelling it.

Global Navigation Guards

You have beforeEach (page) and afterEach...

 

Hi there

I'm not going to kid you. Before BVAD3 shows the first page, it takes a lot of time to build and show the app e.g. calling all those .Initialize subs in each of the route pages, loading...

 

Hi there

In the Mashy Teaches Series we started creating forms, as a rewind to remind us how this awesome functionality works.

In part 7 of this Creating Vuetify Forms with...