B4J Tutorials

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...

 

This is the second part of the tutorial on some big changes I'm making to ABMaterial in 1.09. It should be fully backwards compatible so no (or very, very little) changes will be needed from your...

 

Hi there

27 March 2019 Update: Now updated to use version 1.06 of UOEBANano.

Download UOEBANano
Download SD Zip Library
Download ATM Source Code

#WithBANanoYouCan...

 

This is an old and irrelevant tutorial.

 

Using the new jBluetooth library it is possible to communicate with Raspberry Pi devices over Bluetooth.

Bluetooth can be very useful in places where there is no local network.

The...

 

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...

 

Ola

I just ran into this link, https://www.keycdn.com/blog/web-development-tools

And besides XAMPP, which I have been using for my personal web development projects, there is Laragon...

 

Hi

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...

 

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...

 

ModalSheets

what are they and what are they for?
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From ABMaterial Demo we can read:

An ABMModalSheet component is like a mini...

 

Ola

Download

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...

 

This is a simple example of a traffic light implementation using Raspberry Pi 2.

The red, yellow and green leds are connected to pins 27, 28 and 29 (see the numbering scheme...

 

Edit: It seems like there is an issue with Http/2 enabled with Conscrypt (https://github.com/eclipse/jetty.project/issues/2342). For now it is recommended to use Java 9+ without...

 

Ola

UPDATE 2020-05-19: Please use this library instead

[BANAno] MySQL CRUD with PHP - Part 2

Well, the Business College website I'm creating has a portion of where the...

 

Standard http communication is made of a request being sent from the client to the server and the server response sent back to the client.
As I'm sure you know you should use OkHttpUtils2 for such...

 

Hi there.

Update: This class is based on the JavaScript SDK available here, https://github.com/pocketbase/js-sdk
REST API calls are dont internal to the library, if you want to use pure...

 

I have just purchased this kit and have started to go through the examples. In an effort to help others like me with little or no knowledge of how to port the examples to B4J, I thought it might...

 

Hi there

My previous article, Creating Dynamic ABMSideBarItems from Database Records at Runtime, started this real world situation.

My next challenge was, when each ABMSideBarItem is...

 

Tried

aToggleButton.Style=":selected{-fx-background-color:black;}"

Not working for me. Any advice?
Furthermore, how can I relate the style of a node created by code with a css file?

 

The File methods in B4J are identical to B4A File methods.

Text file methods

File.WriteString - Writes the given text to a new file.
File.ReadString - Reads a file and...