B4J Tutorials

Well, well, well.

It has been a long day. Due to the complexity of my app, I needed a few things.

1. For the various modules available, some users must have read only access and others can...

 

Hello fellow B4X developers.
Here is my example of using a broadcast address to automatically find another devices IP address on a network, then to use that IP address to play a game (in this case...

 

As I was developing a server application my client encountered problem when trying to connect to my server using cellular network. I wasnt able to find a solution for a whole week and I was near...

 

Follow these easy steps:

Create a file called Java11.bat and copy it to the c:\ directory

set JAVA_HOME=C:\Java\java-11.0.1 <--- you directory java11
set APP_PATH=%~p1
set APP_NAME=%~nx1

cd...

 

For new projects it is recommended to use B4XEncryption to create a cross platform solution.

RandomAccessFile library v1.10 includes the beloved ReadEncrypredObject /...

 

After a delay of more of a year working on other ABM stuff, I finaly got back on track with B4JS. I will make a series of tutorials explaining how it works. This post would be the main entry...

 

Next to the normal responsive page behaviour, in ABMaterial 4.25 you will be able to do this with containers too!

This may not sound special, but it's a biggie! There are very few frameworks out...

 

Introduction to Ngrok
This works because Ngrok is calling outbound, and meeting its other side on the internet.

ngrok is an application that gives you external (internet) access...

 

Ola

2010-05-09 Update

A Skeleton based demo is attached.

I was checking the BANanoPromise example code as I needed a way to get a text file contents without having to upload...

 

Hi All

I wanted to share some facts which was very fuzzy for me and perhaps it may help those who are new to the Mac publishing world.

I will limit my focus on how to successfully share or sell...

 

Ola

Download

This thread is to be about handling events in BANanoVueMaterial (aka BANanoVuetify). This is something that has been requested for me to explain some more.

So I will start by...

 

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...

 

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...