B4J Tutorials

[B4J+B4A] CCTV example (updated)

This is based on the original example

B4J CCTV example

This example is similar to the previous example: http://www.b4x.com/android/forum/threads/android-based-closed-circuit-tv-cctv-example.23601/#content The server is now implemented in B4J. In order to run this example you will need to allow incoming connections on port 17178 (or other port)...
www.b4x.com

GitHub:
https://github.com/pyhoon/CCTV-example-B4J...
 

Attachments

  • CCTV-B4J.zip
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  • CCTV-B4A.zip
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[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...
 
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Beginning Bootstrap 4 with OneEvery

Hi

B4J App
User Manual


What is OneEvery?

This is a work in progress app that one can use to learn the different web frameworks available. Currently this...
 
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PocketBase: Why you should ABSOLUTELY AVOID using getFullList when Querying large tables

Hi Fam

There are a variety of ways to get data from Pocketbase, one of them being getFullList. Remember, you can specify the fields you want to show in your end result and even filter your...
 
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PocketBase: Speeding up your App with Views / Own SQL Commands even at Run-Time.

Hi Fam

The nice thing about views in PocketBase is that they allow one to feed their own sql statements and create views which are read only representation of your underlying sqlite data. They...
 
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Using Google OR-Tools in B4J

Go here:

Google OR-Tools

Someone allready worked with Google OR-Tools in B4J?
www.b4x.com
 
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Create a minimum Hello World Server using B4J


This is a basic introduction video to demonstrate how we could write a hello world server project from scratch.

Hope this can help someone to understand on how to write the...
 
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Pakai framework v5

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Pakai framework v4

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[Web] EndsMeet Server (Getting Started)

You can download the project template from:

[Project Template] EndsMeet Server

Version: 1.01 This is a project template for EndsMeet server library. It depends on EndsMeet, MiniHtml and WebApiUtils libraries. GitHub: https://github.com/pyhoon/EndsMeet-Server
www.b4x.com

Steps:
  1. Just drop the template into B4J additional...
 
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37 extremely simple Turtle pattern examples

Hello all,
In the past I wanted to learn the basics about Turtle which is also great learning aid for getting kids into programming, they learn Turtle in secondary schools here in the UK (my...
 

Attachments

  • Turtle collection.zip
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[ClassFromLayout] Why provide a Map interface for data in ClassFromLayout?

Relates to Project: ClassFromLayout

​

It may seem a little over the top to provide a map interface to set and get data from a class using a map, but there are several good...
 
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The precious JxBrowser imported to B4J

JxBrowser is a powerful Chromium based browser.
Features:
  • it displays modern web pages built with the latest web standards
  • it calls Java code from JavaScript and vice versa.
  • it...
 
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[B4X] Using/running B4A and/or B4J on 64 bit Linux Mint 20.2 Cinnamon with 64 bit Wine

*** Contents ***
Intro
Acknowledgements
Disclaimer
Environment
Conventions used in this post
Making it work
Compiling and running your programs
A semi-automated way to get your B4J UI...
 

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  • linuxify screenshot.PNG
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  • linuxify screenshot.PNG
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  • CopyFilesForLinuxify.zip
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  • Linuxify.zip
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MQTT: Mosquito over websockets

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[Server] Pakai example (backend only)

This is an example project generated from Pakai framework project template without frontend.
Hence the project is smaller to start with.
You can then use other tools like Curl...
 

Attachments

  • Backend.zip
    13.4 KB · Views: 185
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[Web] PHP-CRUD-API Dynamic Database Connectivity at RunTime

Hi Fam

With just a few tweaks, one is able to use the php-crud-api to access different databases at runtime. I have updated the api.php file to use HEADERS to ensure that this happens.

One...
 

Attachments

  • api.zip
    70.2 KB · Views: 181
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[Example] Updated MinimaList API Server

Still remember MinimaList API Server?

Features:
  • It is now based on to Pakai with all the features like JSON and XML support
  • MinimaList API Server uses MinimaListUtils...
 

Attachments

  • Minimalist400b8.zip
    434.9 KB · Views: 170
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[PyBridge] Accessing MTP devices



MTP - Media Transfer Protocol, is an important protocol that wasn't accessible from B4J...
 

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  • mtp.zip
    238.1 KB · Views: 186
  • MTPExample.zip
    5.8 KB · Views: 199
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[Web] [SithasoDaisy5] Using LeafLet Maps

Hi Fam

The next update of SithasoDaisy will have Leaflet Maps. These will be available via the abstract designer...



One will be able to trap both map and marker events...

So far...
 
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