B4J Tutorials

Ola

Message boxes provides alerts, confirmation and the normal modal dialog that one can create..

Here we have notifications, alerts, confirmations. We have created buttons on a...

 

Hello All,
After looking on the forum and finding basically nothing regarding using B4J for CID (Caller ID) via home or basic business phone lines, I took out my V.92 USB modem and created this...

 

I am working on app where I need the B4XTable.
With the help of this forum I learnt a lot already.
The following functions are very handy to me, maybe you can use them too.

1) Getting the column...

 

Ola

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

Download

You can get Part 1 here.

In Part 1 of this tutorial we looked at how we could create, read, update...

 

This is a cool new feature I'm working on to preview your ABMaterial WebApps on all kind of different device sizes.

Using this is very simple. Adding this line AFTER you started the server will...

 

BANano v3 will support a more modern alternative to Ajax calls using promises: Fetch

The Fetch API provides an interface for accessing and manipulating parts of the HTTP pipeline, such as...

 

Starting from B4J v2.00 the server can listen to two ports, the standard insecure port (http) and a secure port (https).

The default port for http is 80 and for https is 443. These ports are used...

 

Better to start with the integrated packager: https://www.b4x.com/android/forum/t...-way-to-distribute-standalone-ui-apps.117880/
B4JPackager11 is a...

 

Ola

Whilst this is being tested with BANanoVueMaterial, the LOGIC is applicable for any related code like this. We are loading an autocomplete input based of a fetch results from a...

 

Hi,

using it as a non-ui program works well, but I prefer using it as a ui program.
Therefore, I have now changed the application as ui program.
This wrapper is derived from "B4JPackager11 v1.14"...

 

Is there a way to catch this error “java.lang.OutOfMemoryError: Java heap space”?

When the error happens it just seems to close the app.. I don’t want the app to close just display the error to...

 

Ola

NB: First set up BANanoVueMaterial The code for this tutorial is under the folder 4. Examples\6. Form Utilities


This tutorial will take you through the process...

 

FontAwesome and Material Icons are two free icon sets including more than 1500 icons.
They are implemented as regular font files which means that each icon is a regular character...

 

https://www.b4x.com/android/forum/threads/b4x-b4x-programming-technics-track-changes-tool.112452/

 

In a previous example we shown you how you can use B4J to create a desktop application that connects to a number of devices and shows the camera frames: B4J CCTV example

In this example we...

 

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 procedure starts from a freshly installed AWS EC2 Linux instance and installs a B4J server, named B4J.jar, configured as a daemon.
This tutorial assumes a basic knowledge of a Linux...

 

Sharing my first experience on how to develop a B4J UI application using the B4J-Bridge, in a window on Ubuntu 18.04.3 LTS (Codename bionic) running on an ACER Aspire.
My aim is to develop...

 

Ola

NB: Update browser settings to view PDF internally!!!

Test Drive

We started with BANanoPDFMake, which was a coding based approach to creating PDF Documents. To be able to...

 

Ola

The newest version of BANano comes with a lot of enhancements and some very interesting stuff. There's so much to learn.

So I decided to check one interesting thing out, Getting / Executing...