Tutorials & Examples

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...

 

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

 

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

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

 

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...

 

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...

 

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

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

 

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...

 

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...

 

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...

 

Newer example: [B4X] [B4XPages] Intent based camera

This example uses an intent to take a picture with the default camera app.

It is based on this tutorial...

 

Yesterday I have found out something searching in Google and checking it, it seems that it worked for me (until ipv4 is deprecated). So this is by 50% a tutorial and by 50% a request for other...

 

Immersive mode means full screen mode where the navigation bar is also hidden.

The user can bring back the bars by swiping near the edges.

The required steps are:

1. Call setSystemUiVisibility...

 

How to Draw S-Curved Arrows Between Boxes / Rectangles

When I was building the spatial “tool for thought”, Jade, one frequently requested feature was drawing arrows between blocks, so we could make mind maps, flowcharts, etc. Here’s how I made it.

dragonman225.js.org

(Usually I think I tend to post things like this in Chit Chat, but that's not searchable from the forum search engine so I suppose it's better...

 

Recently for a web project I was forced to seek a solution in the use of Regex. I have found this site which teaches you and allows you to check the use of regex for matching strings etc. I...

 

The native use of B4x on M1 CPU is not possible. But using Parallels and Windows 11 Arm makes it possible to have a perfect working development environment. With one problem: there is no JavaFX...

 

B4A works fine in Parallels windows on M1 MAC.
Here are compilation times for same, fairly large project:
Could Erel comment on significant differences in time execution of various parts.
In...

 

Two great tools for testing webapps and webhooks

Researching the internet I have found two great tools that can be used for testing webapps and webhooks. The first is called ngrok. What it does is that it creates a tunel to your web app and makes it accessible from the internet through https without port forwarding. It acts as a kind of...

www.b4x.com

 

Hello to you all,
Here is a simple example on retrieving data from a REST API requested using the JSON Generator (you could also use http URL download), the same JSON library is also used to parse...

 

Disclaimer: I do not create/own the original project source code therefore please don't ask me to provide full support. I am just helping a member to make this project work. I do not get any money...

 

Disclaimer: I do not create/own the original project source code therefore please don't ask me to provide full support. I am just helping a member to make this project work. I do not get any money...