B4J Tutorials

Online example: https://b4x.com:51041/qrgenerator/index.html

A question was posted about generation of QR codes in a server solution...

 

Starting from B4J v1.80 you can configure custom error pages. This means that instead of the default error page:

You can...

 

I recently tried to create a shared folder for an Ubuntu machine in Virtual Box with the host to transfer the jar files to be compiled and packed using the external (not integrated)...

 

INTRODUCTION

B4J has an excellent jetty based server: the jServer library. BANanoServer uses this lib and provides you with a lot of goodies to make building WebApps with B4J very simple...

 

Hi there

I'm working on something to enable me to show some stuff in kanban board format, just for displaying and nothing else. After a while I've managed to come up with this...

...

 

Not a tutorial exactly but a fast prototyping for basic Karplus-Strong algorithm realized by B4J and would like to share with someone who is interested.
I want to make my GuitarRhythm app...

 

Ola

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What is Electron?

Electron is a desktop application frameworks powered by Node.js. It allow developers to create cross-platform desktop apps using HTML, CSS, and...

 

Ola

This is a wrap of this github project. For the BANano version, we will demonstrate the following:

1. BANanoPromises
2. BANanoFirestoreDB
3. Routers & Transitions
4. Firestore Auth
5...

 

Hi All,

I am getting a " www.youtube.com refused to connect. " error when trying to connect to a youtube video, my code is as follows:

    Dim myModalVideocastVideo1 As ABMVideo...

 

As my research in the forum for this combination needed 2 hours, I offer here a tutorial for future newbies not to waste such a long time for a actually easy-to-solve problem.

A window...

 

Hello.

I see that many people are asking how to write an application using ABMaterial I created a small course on Youtube. I tried to convey the examples of creation by slowly using new...

 

Ola

DEPRECATED: This project is based on a very old version of BANanoVueMaterial and is NO LONGER MAINTAINED!!!

HOWEVER, YOU CAN FOLLOW THIS THREAD ON CREATING AN EXPENSE TRACKER USING THE...

 

My Aim: Extract the gps information from all images in a directory and generate a html file to view in a browser showing all images in google maps at the coordinates they were taken.


As a...

 

I recently found a thread on how to use raspburry pi as an mqtt server/broker. I was not until a few moments ago Raspbury Pi literal so I 've searched in YouTube for a tutorial on how to get it...

 

Ola

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BANanoCanvas - Find the replica there for use in all BANano Projects

DISCLAIMER: This is purely for fun and learning purposes.

Another pleasure, BANanoAPI. Why...

 

Ola

My code is returning NAN, however if I hard code the array elements it works and returns 1. What am I doing wrong?

'find the min of the list elements
Sub min1(args As List) As Double...

 

Ola

M sitting here and thinking if I can work with a "type" object as a "map" object and vise versa and or even "type to json". For example, I can define my stuff as a type variable, serialize it...

 

1. Check out this Nice and Clean Dashboard UI Tutorial for B4j
Whiles there, please SUBSCRIBE TO MY YOUTUBE CHANNEL...

 

Introduction:
The Raspbee (or Conbee, which is the USB version - the information here will only refer to the Raspbee) from Dresden Elektronik...

 

Ola

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We are attempting to create a chat application using BANanoFireStoreDB and BANanoVueMaterial.

What you will need:

1. BANanoFireStoreDB
2. BANanoVueMaterial...