B4J Tutorials

In this tutorial you can learn how to make a codeviewer application.
The application uses a webview for the viewing part and a textarea for the search part.
In the webview the code is presented...

 

Hi there

The VFlexDialog is inspired by the ease of use in the PreferenceDialog. It exists to enable the ease of creating forms by developers. Its baseline are the VDialog, VForms and VFields. If...

 

However we may wish, data may not always be correct - either through user input, program logic or device corruption.

This form allows management to ensure / correct the proper paid...

 

This is an example project of how to add an context menu on appointment right click.

This Example project are working with the DayView, MonthView and AgendaView on B4J...

 

In my search for a good PDF file viewer in B4J i came across a few examples.
DonManfred wrote a PDFBox (2.0.17) wrapper. Spsp wrote a ‘clsPDFViewer’.
The thread from knutf...

 

This is an example project of how to add an info card when hovering over an Appointment.

This Example project are working with the DayView, MonthView and AgendaView on B4J.

You need...

 

change location
You will surely have noticed that xui.Msgbox2Async places the alert in the center of the last form shown that depends on its Owner.

Sometimes there is a need to place...

 

Hi
I'm very happy to share you my discovery today, I found this mine of Machine Learning data models, more than 60K models for various text, image & audio data analysis.
But...

 

PREFACE:
As some may know, ABM has some basic JavaScript functionality build-in called B4JS. It was the predecessor of BANano. However, because of the design of ABM, B4JS could never...

 

Here is a nice trick for those of you that develop with B4J for Ubuntu Linux which I found searching for my needs. This code runs a File explorer with priviledges of root. All you have to do is...

 

Hi there

As a start to anyone interested in BANanoVuetifyAD3 and its webapp/website development eco-system, creating powerful webapps / websites, I greatly recommend the kitchen sink.

So you can...

 

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)...