B4J Tutorials

Hi there, it's a pleasure to get this working...

My jFreeTTS is a library that I've just managed to cook for text to speech using the FreeTTS library.

1. Download the FreeTTS...

 

Hi there

Ok, I'm just a newbie when it comes to ABMaterial, my fourth week now. It's been a wonderful journey and very interesting too.

For a while now I have been struggling to understand the...

 

jPi4J library supports the PiFace Digital extension. However it doesn't support the CAD module as the...

 

What is a ESP8266?

It's a small Basic programmabe microcontroller with Wifi, TCP/IP stack plus server, GPIO's and... it's unbelievable cheap. For about 3€ you get it as a bulk version which you...

 

Hello

There has been a few tutorial & posts about this already, but most of them are outdated or buried somewhere. I found an updated tutorial which explains very well the steps for installing...

 

This is the B4J version of this B4A example: Network + AsyncStreams + B4XSerializator
Note that B4XSerializator is cross platform, so it should be simple to use similar code to communicate...

 

Attached you find an example of accessing a jRDC2 server. This is a conversion of the DBUtils example program (here...

 

Hello all,
As the title say, this is a quick tutorial on how to print on A4 or Letter sized paper using the follow information provided by Steve Laming (better known as @stevel05)...

 

Ola

The form builder should be run on a web server as it uses SQLite with php. We use xampp. (The WebServer for Chrome DOES NOT support PHP)

Development Servers you can use

1. XAMPP...

 

Please, see the following links for HD videos teaching B4J from the very beginning all the way through to a working application. The list will be updated in this first post as new videos are...

 

Hi there

NB: B4xTemplate & Example Project Attached

This example is a showcase of using the VFlexDialog with MySQL as a back-end using PHP.

By the end of this tutorial, you should have...

 

The purpose of this example is to demonstrate how you can interact with the server through ajax requests.

The server...

 

jServer v2.70 adds support for background workers (https://www.b4x.com/android/forum/threads/updates-to-internal-libaries.48274/#post-465493).

A background worker is a class instance that...

 

There are many Linux based, embedded boards available. Most or all of them support Java which means that they also support B4J.

In order to start development we need to install Java JRE 7+ (JDK...

 

At the request of several friends, I opened this Thread which explains some problems encountered when developing with Banano and VuetiiFy.

Obviously I will propose the solutions that I have...

 

As a helper to get started with B4J, some classical HelloWorld type of apps.
B4J offers many solutions in the way an app(lication) can be developed.

Status: 20150502

Below examples...

 

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...

 

This example is a simple Task Manager using HTML to access the server by the Client.
The tasks are stored in a SQLite database, which is managed by the B4J WebServer.
Read...

 

The Pagination container (added in B4J v5.0) is similar to TabPane and Accordion. It holds one or more pages. Each page is created from a layout file.

Sub AppStart (Form1 As...

 

Should I use SQLite as my web server database?

This has come up before and last week it came up again in the "Chit Chat" forum. The question has already been answered here before and there...