B4J Tutorials

Tusi Couple

A nice Optical illusion when running the B4J project - the small yellow balls all move just in a straight line.

B4J Project attached
Jar and XML for CanvasExt by @klaus attached - copy them...
 

Attachments

  • jCanvasExt.jar
    5.1 KB · Views: 168
  • jCanvasExt.xml
    35.5 KB · Views: 156
  • b4jTusiCouple.zip
    2.3 KB · Views: 162
Last edited:
Click to expand...

[Web] Php-Wasm - this should be interesting...

Click to expand...

Athom Pre-Flashed TASMOTA Infrared Remote Controller with B4X (Home Automation)

Attachments

  • AthomTasmota.zip
    4.6 KB · Views: 237
Click to expand...

Anyone for a game of Snooker

Have compiled this Github project into a Jar so that it can be kick started from within B4J. Made some minor changes to the original code to that the /res folder could be embedded...
 

Attachments

  • b4jSnooker.zip
    2.2 KB · Views: 173
  • jSnooker.jar
    392.8 KB · Views: 174
Last edited:
Click to expand...

Colliding Balls

Converted this Github project to B4J - it is like watching snooker. A bit of physics in it to detect collisions and then change speed/direction

B4J sample project attached
Also...
 

Attachments

  • jCanvasExt.jar
    5.1 KB · Views: 161
  • jCanvasExt.xml
    35.5 KB · Views: 169
  • b4jBallCollision.zip
    4.1 KB · Views: 152
Click to expand...

[Web][SithasoGunDB] - SEA: Security, Encryption & Authorization using IndexedDB Back-End

Hi Fam

Demo on Vercel

Today we look at how we can perform user authentication using GunDB. GunDB uses localstorage / indexedDb / file / and other databases as back-ends through various...
 
Last edited:
Click to expand...

Bouncing Balls

Enjoy!



Comment/uncomment the code in class Ball(move) and see gravity, friction, damping changing the behavior of the balls.

Comment/Uncomment: 
Public Sub move
  
'    Dim damp As Double = 0.99...
 

Attachments

  • b4jBouncingBalls.zip
    2.7 KB · Views: 194
Click to expand...

B4XTable - B4XLocalizator

Attachments

  • B4XTableB4XLocalizator.zip
    13.6 KB · Views: 171
Last edited:
Click to expand...

Drawing "Waves"with Epicycles

Have converted this Github project to B4J. Sure you will figure it out:
1. Select from the ComboBox to draw Square/Triangle
2. Move the Slider to increase/decrease the number of...
 

Attachments

  • b4jFourier2.zip
    5.4 KB · Views: 163
  • jCanvasExt.jar
    5.1 KB · Views: 149
  • jCanvasExt.xml
    35.5 KB · Views: 156
Click to expand...

[B4X] FirebaseFirestore - Customer Support Chat Demo

Here is a customer support chat demo of FirebaseFirestore for B4J
  • It listens to
    1. Chats
    2. Chat
    3. Products
    4. Sales
    5. Customers


You can further add...
 

Attachments

  • Project.zip
    66.9 KB · Views: 210
Click to expand...

[Web] [Talk] IndexedDB that syncs to a REST API.

Click to expand...

Discrete-Fourier-transform-visualization

It is a shortcut wrap for this Github project. Will convert it to B4J when I have some time to do so.

Attached:
1. The jar - copy it to your B4J additional libs folder
2. the B4J...
 

Attachments

  • jFourier.jar
    165.8 KB · Views: 143
  • 1.png
    62.5 KB · Views: 173
  • 2.png
    78 KB · Views: 158
  • b4jFourier.zip
    394.9 KB · Views: 150
Last edited:
Click to expand...

[Web] SithasoIONIC7 - Let's create a Sticky Notes Mobile App using LocalStorage

Hi there fam.

Demo

Let's wireframe and create a Sticky Notes Mobile App.

1. One should be able to create and save sticky notes.
2. The sticky notes should be color coded. We use a FAB...
 
Last edited:
Click to expand...

HTMX + TailwindCSS + Freemarker

Hey there!
Attached you will find an example on how to use these technologies with our beloved B4x.

Find here the Freemarker library...
 

Attachments

  • htmx.zip
    61.4 KB · Views: 236
Click to expand...

[Web] SithasoIONIC7 - Mastering File Input

Hi Family

Here we use a hidden file input, to select an image and display it. On mobile this activates the camera.

 

Attachments

  • fileinput.zip
    2.9 KB · Views: 157
  • SI7UploadImage.zip
    217.5 KB · Views: 136
Click to expand...

[Web] SithasoIONIC7 - Mastering SwiperJS / Sliders

Hi Family...

Let's master the swiper / slider.




 

Attachments

  • SI7Swiper.zip
    13.4 KB · Views: 169
Click to expand...

JavaFX 3D spinning Earth and Galaxy

Change it to your liking - download it from here:

Main Code: 
#Region Project Attributes
    #MainFormWidth: 600
    #MainFormHeight: 600
#End Region...
 
Click to expand...

[BANano][8.19+] Special commands for inline JavaScript

In BANano 8.19+, there are some special commands that make it easier to integrate JavaScript code into your WebApp. Previously all this was (is still) possible with .RunMethod and .Get/SetField...
 
Click to expand...

[B4X] Code snippets

B4J v10.00 includes support for "code snippets". This feature will be added to the other tools in the next updates.
A code snippet is a piece of code that can be added to your code in very few...
 
Last edited:
Click to expand...

[BANano] [VuetifyAD3] Small solutions to development hitches (Tricks and tracks)

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...
 
Last edited:
Click to expand...
You must log in or register to post here.
Menu
Log in
Register
Cookies are required to use this site. You must accept them to continue using the site. Learn more…