Tutorials & Examples

[B4X] Supabase - Storage Image Transformations

• By Alexander Stolte
• Sep 13, 2023

[B4X] Supabase - The Open Source Firebase alternative

Supabase is an open source Firebase alternative. It provides all the backend services you need to build a product. Supabase uses Postgres database with real-time capabilities. Basically, supabase provides an interface to manage postgres database that you can use to create table and insert, edit...

www.b4x.com

Supabase Storage offers the functionality to transform and resize images dynamically. Any...

 

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[B4X] Supabase Storage - Download file with Progress

• By Alexander Stolte
• Sep 11, 2023

[B4X] Supabase - The Open Source Firebase alternative

Supabase is an open source Firebase alternative. It provides all the backend services you need to build a product. Supabase uses Postgres database with real-time capabilities. Basically, supabase provides an interface to manage postgres database that you can use to create table and insert, edit...

www.b4x.com

This is a very simple tutorial on how to download a file and show the progress in a...

 

Attachments

• Supabase Storage Progress Example.zip

  11.9 KB · Views: 545

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[B4X] Supabase - Storage Bucket

• By Alexander Stolte
• Sep 11, 2023

[B4X] Supabase - The Open Source Firebase alternative

Supabase is an open source Firebase alternative. It provides all the backend services you need to build a product. Supabase uses Postgres database with real-time capabilities. Basically, supabase provides an interface to manage postgres database that you can use to create table and insert, edit...

www.b4x.com

This is a very simple tutorial on how to use the storage bucket options.

CREATE...

 

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[outdated] Perform GooglePlayBilling Subscription Up/Downgrade

• By fredo
• Nov 6, 2019

This solution is deprecated and applied to the previous billing version.

Please do not use it.





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Based on Erel's solution to the...

 

Attachments

• BillingTestApp011.zip

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• 2019-11-06_14-56-50.png

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• 2019-11-06_14-51-00.png

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Last edited: Oct 3, 2022

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Connect B4A to Bluestacks 5

• By Random.Information
• Jun 22, 2022

Step 1. Copy the adb file path

- Locate the adb file in the SDK folder.
- Copy the adb file path

Path example: C:\B4A\sdk\platform-tools

Step 2. Connect the B4A adb with the emulator IP

- Open...

 

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B4A Rapid book updated to B4A 12.50

• By PhilipBrown
• Aug 9, 2023

I am happy to announce that both the paperback, PDF and EPUB versions of the B4A tutorial and reference book “B4A Rapid Android App Development using BASIC” by Wyken Seagrave have now been updated...

 

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[B4X] Supabase - Authentification SignIn with Google

• By Alexander Stolte
• Aug 31, 2023

[B4X] Supabase - The Open Source Firebase alternative

Supabase is an open source Firebase alternative. It provides all the backend services you need to build a product. Supabase uses Postgres database with real-time capabilities. Basically, supabase provides an interface to manage postgres database that you can use to create table and insert, edit...

www.b4x.com

In this example, we will take a look at how we can implement authentication using Google...

 

Attachments

• Supabase Google Auth Example.zip

  10.4 KB · Views: 506

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[B4X] [B4XPages] Intent based camera

• By Erel
• Jul 30, 2020

This solution will not work with Android 14+. Please use the more powerful MediaChooser instead: [B4X] MediaChooser - cross platform videos and images chooser

B4A + B4i project that...

 

Attachments

• CameraIntent.zip

  125.1 KB · Views: 994

Last edited: Jul 23, 2024

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[B4X] AS Settings with AS TimePickerDialog

• By Alexander Stolte
• Aug 13, 2023

In this example it is shown how to realize time entries with the AS_Settings library.

You need AS_Settings V2.00+ and AS_TimePickerDialog V1.02+ for this...

 

Attachments

• AS Settings with AS TimePickerDialog.zip

  179.3 KB · Views: 400

Last edited: Feb 10, 2024

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[B4X] AS Settings with AS BottomDatePicker

• By Alexander Stolte
• Aug 13, 2023

In this example it is shown how to realize date entries with the AS_Settings library.

You need AS_Settings V2.00+ and AS_BottomDatePicker V1.01+ for this example...

 

Attachments

• AS Settings with AS DatePicker.zip

  179 KB · Views: 377

Last edited: Feb 24, 2024

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Full private chat and multi-chat (similar to Whatsapp)

• By Serge Nova
• Aug 17, 2021

NovaChat is a private chat class module (Multi-User in next version) that has almost all the functionality of instant messaging.


NovaChat uses the phone as a...

 

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[B4X] AS TextFieldAdvanced Password Strength Indicator

• By Alexander Stolte
• May 26, 2023

This is a Example project for the AS_TextFieldAdvanced, to show the password strength indicator...

 

Attachments

• AS TextFieldAdvanced Password Strength Example.zip

  72.4 KB · Views: 593

Last edited: Feb 24, 2024

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Print Made Easy

• By Hamied Abou Hulaikah
• Jul 25, 2023

After understanding this approach, printing will be painless for you forever.

Requirements:
- Any pdf file generation tool, I used HtmlToPdf lib.
- Any base64 converting tool, I used...

 

Last edited: Jul 25, 2023

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android.jar / targetSdkVersion / minSdkVersion

• By Erel
• Dec 24, 2017

There are several versioned components that affect the compilation process and the runtime behavior of our apps.
The purpose of this tutorial is to explain the differences between them and help...

 

Last edited: Oct 18, 2023

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Share a PDF with a specific WhatsApp number.

• By Zirfer
• May 16, 2023

Hi everyone, i've been working with B4A since 2016 or maybe 2015 and today, after a request from a client. I needed to send a PDF to a specific number in whats app.

After two days, i finally...

 

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BBCodeView Example (Non B4XPages Version)

• By superkan
• Jul 1, 2023

The standard example just converted. Don't know If someone did it before (so far). Might be happy to remove this post.

 

Attachments

• BCTextExampleNonPages.zip

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Full Chat (NovaChat)

• By Serge Nova
• Sep 16, 2021

Download the Library for free here : Download

 

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✅ Part 2 Examples - Creating long lists using xCustomListView with Lazy Loading - Newer developers

• By Peter Simpson
• Feb 10, 2020

Hello All,
If you're not experienced with using xCustomListView (xCLV) with Lazy Loading (LL) when it comes to loading long lists of data, then I strongly suggest that you read the following post...

 

Last edited: Apr 28, 2020

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[B4X] AS TextFieldAdvanced Text Validation/Required Fields Example

• By Alexander Stolte
• Jun 3, 2023

This is a exmaple project to show the required field feature in the AS TextFieldAdvanced...

 

Attachments

• AS TextFieldAdvanced Text Validation Example.zip

  72.9 KB · Views: 662

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Running B4A Apps in Split Screen Mode

• By agraham
• Jul 2, 2020

Tutorial – Running B4A Apps in Split Screen Mode

I’m learning this as I go along so there may be errors of fact. If so then post a correction below and I will modify this tutorial...

 

Attachments

• SplitScreenTest_1.0.zip

  11.7 KB · Views: 820

Last edited: Jul 3, 2020

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