b4a

This is a very crude version of the code I'm using in a project to create a jigsaw puzzle. What it basically does is cut square images into jigsaw pieces. It's not very cleaned up, but feel free to use and extend as you want. What you can do with this code: Specify the puzzle row/column...

I'm from Germany and there are electricity meters there where you can query the consumption figures. To do this, you have to light up a diode and thereby enter the code so that you can access the device. I wanted to trigger this "blinking" via APP. So I press a button and the LED (of the...

https://www.b4x.com/android/forum/threads/b4x-class-mjpeg-decoder.73702/#content It works well b4j but in b4a android very bad and refresh rate very slow What can be done to be as fast as b4j ?

Can anyone help in coding a basic stopwatch?

hello everyone, Is there any libraries for B4A so you could have a WebView but with address bar & authenticity of internally opened Chrome browser like the way Instagram & Telegram do it? the ChromCustomTabs library is not the answer because of two reasons: 1- you have no controls over it like...

hi everyone, does anyone know what #DebuggerForceStandardAssets: True means & what it really does?? when should I use it?

Hi every one I have a VB.Net program but i can't translate this part of program to B4A In this program connect to the server with NtripCaster and NtripPort and then send username and password and then request for answer from Server (Server response) How can I send and receive this information...

hello everyone, I like to know when using git, which directories or files I should ignore? should I commit backup zip files? what about "Objects" directory? a .gitignore file would be really helpful, thanks in advance :)

How can I change a spinner item by item index (not selected item/index) MySpinner.Add("a") MySpinner.Add("b") MySpinner.Add("Z") MySpinner.Add("d") MySpinner.Add("e") MySpinner.Items(2)="c" '<--

Ho to all, i have a strange problem, of i install the biometric example and set the title of application off, the title don't disappear, instead of i commenti the code in this mode #AdditionalJar: androidx.biometric:biometric '#Extends: android.support.v7.app.AppCompatActivity #AdditionalJar...

Hello, first post in any forums. So basically I have a global variable of sql on B4XMainPage class, my idea is that once the application opens, the sql database is loaded in public and can be called by different classes upon their initialization. This is so I could prevent it from locking...

Hi, I'm looking for b4a developer in Klang Valley Malaysia. Have an interesting short term project, PM me if you are interested.

Hello. I'm trying to use the Stickerview2 library to use two or more images that I can move, rotate and resize, but I can't find much detail. I need a small example with only that part and thanks for your support since I have several days trying to find the solution. If that library is no...

Hello, is this old threads still valid? https://www.b4x.com/android/forum/threads/server-ssl-connections.40130/#content if so then where should these scripts be put? in jRDC server project created in B4J or in the B4A project which is requesting the data? For me it is not clear in that thread...

Hello Community! This is the third UI Example by XTools Group and more examples are on the way :) You can find our UI Examples Here : [UI] [B4A] Camping App UI Example + Source Code [UI] [B4A] Online Course App UI Example + Source Code In this example we've used CustomListView & XUI Views...

FlowMenu Gives a sleek modern animated look to your Menu/Tab. Can be used as Menu / Tabs / Pager / Cards or Simple Info Display. Swipe up, down, left, right to expand or move back and forth between info panels. All panels are exposed and can support any custom layout, custom color or...

Hello! I'm getting this error informed on firebase crashlytics, i can't reproduce it, so I don't know how to fix it or where's the problem. Fatal Exception: java.lang.NullPointerException: Attempt to read from field 'java.lang.Object com.empresa.appname.b4xpagesmanager$_b4xpageinfo.B4XPage'...

Hi im vb.net Devolper and im new to b4a i want to send my App(Debug) to a friend phone how i can do that? like for example in vb.net there is a file called Debug and you can send it to someone but i dont know how to send an app to another android device without the phone being plugged. Thanks...

Does Anyone Know How i can Make News Feed in B4A like in Facebook for Example...Other People online can post stuff...Thanks In Advance

Ciao a tutti. Devo caricare un csv composto da 140.000 righe in una tabella. Ci riesco ma il caricamento è molto lento. Ho provato con la libreria DBUTILS ma mi dà l'errore : Uncaught translation error: min-sdk-version >= 26) Esiste un metodo rapido e veloce per caricare tutti i dati? Al...