Tutorials & Examples

PhilipBrown · Mar 7, 2015

The Launcher icon always shows as 48x48 dip, but when translated into pixels on screens with different resolutions, this can become 48, 72, 96, 144 or even 192 pixels square. You should ideally...

OliverA · Aug 24, 2020

This demo is a slight modification of @klaus's B4XPages SQLiteLight2 demo...

XToolsGroup · Sep 25, 2021

Hello Community!
This is the second UI Example by XTools Group and more examples are on the way
You can find our first UI Example Here :

[UI] [B4A] Camping App UI Example + Source...

thedesolatesoul · Jul 19, 2013

Tasker is a pretty legendary app that allows you to automate everything on your phone:
https://play.google.com/store/apps/details?id=net.dinglisch.android.taskerm

Developer reference...

Jack Cole · Oct 27, 2020

This is for advanced users only. Please see Erel's important cautions about using this approach below.

This post and examples demonstrate how to extend B4XPages to allow orientation...

Erel · Mar 24, 2014

The attached project is a port of this example: [Server] Google Charts service to Basic4android.
A similar example with more charts is available here...

KMatle · Mar 25, 2022

Here's a small example how to show/share file(s) from the internal storage (benefits: no permissions are needed)

What it does:

- creates a folder called "shared" (under File.DirInternal)
- this...

yo3ggx · Mar 23, 2022

Hello,

Maybe this can be useful for others.
You can get the exact screen diagonal size (in inch) using the following simple routine.

B4X:

Sub GetDevicePhysicalSize As Double
#If JAVA
import...

swChef · Mar 26, 2022

Not long ago Don provided example Provider Requester Activity based communication via Intents.

Although that Activity version had some hints in it for Service based version, it took several...

Andris · Jun 5, 2021

In debugging my current app I needed to reset back to basics to debug some code. I ended up creating this simple app which contains all the basics of a long-running background service (taken from...

LucaMs · Mar 17, 2022

I save the SQLite DB used by my apps in the directory corresponding to File.DirInternal, which is the app's exclusive space.

This, however, prevents you from accessing the DB from outside...

Almora · Mar 11, 2022

the huawei map kit will hopefully be integrated into the B4A soon..

i have opened a topic here, and huawei teams will provide support...

Erel · Mar 8, 2022

B4XCollections v1.13 includes a new sorting feature named B4XComparatorSort.
This feature allows sorting using a custom comparator class.
The comparator class is a class that you create and it...

KMatle · Oct 4, 2018

Last weekend I migrated my XAMPP test environment (Apache/PHP/MySql). It came with PHP 7.x. Yesterday I wanted to test one of my Apps using AES and Mcrypt for it in PHP but it didn't work no more...

Erel · Nov 10, 2020

You download a project from the forum and when you run it, you get an error message similar to:

B4X:

B4A Version: 10.2
Java Version: 8
Parsing code.    (0.11s)
Building folders structure...

Johan Schoeman · Jan 30, 2022

Sample 1

A wrap for this Github project. Posting:
1. B4A sample project
2. Java Code - check the code inside the wrapper vs the Java sample code.
3. B4A lib files

A nice...

yiankos1 · Jan 30, 2022

Hello team,

If you recieved an email about submiting Data Safety form at Google Play Console and your apps using Admob, you can watch this video to guide you.

More infos you can find...

epiCode · Jan 27, 2022

Sometimes it is really annoying to have keys we use so often to be lying in most inaccessible parts of keyboard.
And to make the matter worse they might also involve combination of shift etc...

Johan Schoeman · Dec 14, 2014

This is for people like me - B4A libraries for Dummies 101 (via SLC). I will attempt to explain it the best I can (there is nothing in this library that one can't do via B4A code. This is purely a...

OriginalPaladin · Oct 12, 2021

I've made this (new thread) post because I just went through all of this and scoured these forums and the Internet and could not find any complete step-by-step instructions that worked, and the...

Tutorials & Examples

Show only:

Implementing Launcher Icons using MipMap

B4A UCanAccess Demo (works under B4J - see notes)

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[UI] [B4A] Online Course App UI Example + Source Code

[UI] [B4A] Camping App UI Example + Source...

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How to write a tasker plugin

Edge Case use for B4XPages: Changing Orientation for Many Pages

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Add Charts With Google Charts Service

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Share/Show file(s) from internal

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Get real display size in inch

Custom Intent Provider Requester Services, updated for Android 11 (API 30)

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Long-running background service example: AutoCount

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My way to work with local DB

integrating huawei map kit into the B4A platform

[B4X] Sophisticated sorting with B4XComparatorSort

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[B4x] AES Encryption (lessons learned & best practice)

[B4X] Tip - ROBOCOPY error related to shared files folder

min3D framework Samples

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Data Safety Admob

Create Custom Keyboard Layout for Coding

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Creating a Library with Simple Library Compiler (SLC)

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B4A-Bridge --> How to Install and Get it Working! (Solution - Windows 10 & Android 10!!)

Tutorials & Examples

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[UI] [B4A] Camping App UI Example + Source...​

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Privacy & Transparency

Privacy & Transparency

[UI] [B4A] Camping App UI Example + Source...