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Welcome to B4X forum!
B4X is a set of simple and powerful cross platform RAD tools:
B4A
(free) - Android development
B4J
(free) - Desktop and Server development
B4i
- iOS development
B4R
(free) - Arduino, ESP8266 and ESP32 development
All developers, with any skill level, are welcome to
join the B4X community
.
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Latest activity
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Latest activity
Star-Dust
replied to the thread
iOS Question
xSD_OpenMaps Creating a hole in a polygon
.
You can create a hole by creating a polygon similar to a closed (or almost closed) U, OpenMap involves the creation of polygons with a...
Mar 17, 2026
Gianni M
replied to the thread
Italian
[B4A] lettore barcode BT esterno (troppooooo veloceeeee!)
.
la AI mi dice che devo configurare il lettore in modalità B.L.E. e rimuovere l'associazione BT sul device android; poi tramite la...
Mar 17, 2026
D
Davisbc
replied to the thread
Bug?
B4i B4XDrawer with google maps
.
two separate issues. 1. b4xdrawer and google maps. the initialize function and the set Left and center functions process. the drawer...
Mar 17, 2026
D
Davisbc
replied to the thread
iOS Question
xSD_OpenMaps Creating a hole in a polygon
.
GoogleMapsExtra for B4A does have method to add a polygon hole. B4i does not, as far as i can tell. The question above was about...
Mar 17, 2026
KennyRong
reacted to
asales's post
in the thread
iOS Tutorial
[B4i] Admob Example
with
Like
.
To help the members to make money with B4i, I tried to compile all the relevant Admob code (except mediation, Native and Interstitial...
Mar 17, 2026
Johan Schoeman
replied to the thread
Android Question
The 2 RSA keys used by South African driver licences.
.
See this https://www.b4x.com/android/forum/threads/solved-need-assistance-with-rsa-decryption.118756/post-742890
Mar 17, 2026
pixet
reacted to
fernando1987's post
in the thread
Share My Creation
🚀 Sneak Peek: JMenuBar is coming to JDashboardUI!
with
Like
.
Hi everyone! I’m excited to share a preview of one of the most powerful features arriving in the upcoming update of JDashboardUI: the...
Mar 17, 2026
KennyRong
reacted to
Erel's post
in the thread
Android Tutorial
Signing your application before uploading to Google Play
with
Like
.
The result of compiling your application is an APK file. This is a package file that contains the compiled source code and the assets...
Mar 17, 2026
Star-Dust
replied to the thread
Italian
[B4A] lettore barcode BT esterno (troppooooo veloceeeee!)
.
Credo che hai frainteso
Mar 17, 2026
Alessandro71
replied to the thread
Android Question
Verifying in-app purchases outside the device that performed the transaction?
.
I'm also using this as a guide...
Mar 17, 2026
Alessandro71
reacted to
Erel's post
in the thread
Android Question
Verifying in-app purchases outside the device that performed the transaction?
with
Like
.
The process is explained here: https://developer.android.com/google/play/billing/security There is a developer REST API that you can use...
Mar 17, 2026
AnandGupta
reacted to
Maxcfgos's post
in the thread
Share My Creation
[B4X] ModernToggle Custom View
with
Like
.
Another custom view for those who love animated interfaces! This one was inspired by a web design I found and I've ported it over to our...
Mar 17, 2026
Erel
replied to the thread
Android Question
Parsing Error - Index Was Outside The Bounds Of The Array [RESOLVED]
.
Tough one. Check all modules. Maybe one of them is empty for some reason?
Mar 17, 2026
B
Big Dave
posted the thread
Android Question
Parsing Error - Index Was Outside The Bounds Of The Array [RESOLVED]
in
Android Questions
.
Hi Can anyone shed any light as to what this error could be: B4A Version: 13.40 Parsing code. Error Error parsing program. Error...
Mar 17, 2026
Gianni M
replied to the thread
Italian
[B4A] lettore barcode BT esterno (troppooooo veloceeeee!)
.
quindi???? scollego e disattivo il BT, e gestisco la comunicazione tramite ble2?
Mar 17, 2026
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