B4J Tutorials

How to OCR image text

1.Download the following .jar files:
lept4j-1.19.0.jar
slf4j-api-1.7.32.jar
jai-imageio-core-1.4.0.jar
jna-5.14.0.jar

tess4j-5.10.0.jar
Place then in addLibs ( or...
 

Gemini AI example using REST API (UI)

This is a simple example to make API call to Google Gemini using OkHttpUtils2 and Json libraries.
Streaming is not implemented.
Get API Key: https://aistudio.google.com/api-keys
Learn more...
 

Attachments

  • Gemini_UI.zip
    3.7 KB · Views: 102
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[Web][SithasoDaisy5] Low Code Generator - Let's create a stunning DashBoard

Hi Fam

SD5 LowCode Generator

Let's say your app need a dashboard with charts and some stats. We got you!

In this example we have create a page with some rows and columns. We then added...
 

[Web] SithasoDaisy5 Low Code Master Class - Let's create a Medical History Manager

Hi Fam

SithasoDaisy5 Low Code

🚀 Let's create a Medical History Manager! 🚀

The purpose of this master class is to learn how to create a fairly large web app using SithasoDaisy5 Low...
 

[Pakai] Creating a Blog

Introduction

This tutorial is a continuous to [Tutorial] Pakai framework v6
I assume you already have the default project successfully running on development.
In this tutorial, we...
 

Pakai framework v6

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MiniORM example working with custom type

This example is created from MiniORM project template but product table is removed.
Category table changed to Cassa, id column (Int) changed to idCassa (String). Autoincrement is...
 

Attachments

  • Cassa.zip
    24 KB · Views: 106
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SignalTower

It comes from here. Have compiled it to a Jar (no XML) and using it with JavaObject. The Tower lights are switched via a B4J Timer. Switch them on whatever condition(s) you want them...
 

Attachments

  • signalTower.jar
    46.6 KB · Views: 125
  • b4jSignalTower.zip
    4.4 KB · Views: 111

[Web][MiniHtml] Quick Scaffolding with Code Snippets

This tutorial is obsolete for latest version of MiniHtml

MiniHtml v0.20 has a big update!

With embedded Code Snippets, this is a new beginning of using reusable...
 
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[Web][SithasoDaisy5] LowCode Generator - Let's create a CRUD App using PocketBase (SQLite WebServer)

Hi Fam

By the end of this tutorial, you would have used the SithasoDaisy5 LowCode Generator to create a CRUD App using PocketBase (SQLite WebServer).

If you have not got yourself up to...
 

[Web][SithasoDaisy5] LowCode - Creating your Own User Interfaces

Hi Fam

1759791080388.png


We are breaking Free from Rigid Templates


Most low-code tools lock you into drag-and-drop interfaces that limit your creativity. In our previous...
 

[Web][SithasoDaisy5]🚀 Building Responsive Low-Code Web Apps with BANano in B4X

Hi Fam

Experience it for yourself

In today’s fast-paced world of software development, low-code platforms are bridging the gap between ideas and working apps faster than ever before...
 
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[Web] Beginning WebApp/WebSite Development with SithasoDaisy5

Hi Fam

Demo

Open Source B4xLib...
 
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[B4X] Create B4xLib (only 1 easy click)

Creating a b4xlib is easy.
You only need a B4X code (class or code module) with .bas file extension compressed into a file with the file extension .b4xlib.
You can add a...
 
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A* Search Navigation demo

based on the current discussions happening across the different threads.

have fun
 

Attachments

  • 1760343038461.png
    1760343038461.png
    249.8 KB · Views: 172
  • B4JNavi.zip
    12.6 KB · Views: 91
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A* Search Algorithm

It is based on this web posting.

"......To approximate the shortest path in real-life situations, like- in maps, games where there can be many hindrances......"

It is done with some...
 

Attachments

  • b4jAStar.zip
    4.9 KB · Views: 122
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? Printing on A4 and Letter sized paper

Hello all,
As the title say, this is a quick tutorial on how to print on A4 or Letter sized paper using the follow information provided by Steve Laming (better known as @stevel05)...
 

Attachments

  • Pint on A4.pdf
    51.2 KB · Views: 1,152
  • Print on Letter.pdf
    49.9 KB · Views: 913
  • PrintA4Letter.zip
    69 KB · Views: 1,283
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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...

1748183185280.png


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

So far...
 

Mini-Tutorial Creating a B4J Jar Library in Java

Overview
This repository is a mini-tutorial that shows how to create a simple B4J library (jMathLib) written in Java and use it inside a B4J application.

It’s not meant as a...
 
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MenuBar Icons on MainTitle Menu

Hello,
my Task was to substitute the Title Menus with an Icon or to add an Icon to the text.
I found a good solution in the Forum as a base and modfied it to solve the task.

Place this code in the page with the menubar:
private Sub...
 
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