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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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B4A - Android
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Android Questions
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Libraries developers questions
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Java Question
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Jul 29, 2025
Enxix
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Getting AndroidID
Peekay
Jun 24, 2020
2
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20
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4K
Jun 30, 2020
Gaxapu
G
Y
How to show Gif on Cross platform chat layout example
ykucuk
Jun 28, 2020
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2
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1K
Jun 30, 2020
ykucuk
Y
M
Open file with associated application
Mostez
Jun 30, 2020
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1
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2K
Jun 30, 2020
Erel
B4A Ide hangs every 20min...
Midimaster
Jun 30, 2020
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5
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1K
Jun 30, 2020
Midimaster
D
BLE 2 - WriteData
Declan
Jun 30, 2020
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3
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2K
Jun 30, 2020
Declan
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Use FTPServer.b4xlib in FTPServer
willk
Jun 30, 2020
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1K
Jun 30, 2020
willk
W
Download last version of sdk
uniplan
Jun 30, 2020
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5
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3K
Jun 30, 2020
DonManfred
LoadCSV delimiter - bug?
TyneBridges
Jun 24, 2020
2
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27
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5K
Jun 30, 2020
emexes
E
UNEXPECTED TOP-LEVEL EXCEPTION: java.lang.RuntimeException: Translation has been interrupted
uniplan
Jun 29, 2020
Answers
6
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2K
Jun 30, 2020
DonManfred
C
Is it possible to upload code that I already have or purchased?
CMP
Jun 30, 2020
Answers
1
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598
Jun 30, 2020
Brian Dean
B
How to set Text Size in BCTextEngine via code?
incendio
Jun 30, 2020
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1
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892
Jun 30, 2020
Erel
running the app with ROOT permission
yaniv hanya
Jun 24, 2020
2
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20
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14K
Jun 30, 2020
Erel
(Solved). Changing label text within loop
Roger Daley
Jun 30, 2020
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3
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2K
Jun 30, 2020
Roger Daley
P
How take picture vertical with size 640w , 480h
pcicom
Jun 30, 2020
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973
Jun 30, 2020
emexes
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S
Add B4XTable manually / programmatically?
swabygw
Jun 30, 2020
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4
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1K
Jun 30, 2020
swabygw
S
[SOLVED]Fix text size, possible?
incendio
Jun 30, 2020
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555
Jun 30, 2020
JohnC
Google Image Search API
Scotter
Jun 24, 2020
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2
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1K
Jun 30, 2020
drgottjr
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B4XComboBox1 Events
mechanicaltesla
Jun 29, 2020
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1K
Jun 30, 2020
mangojack
S
Two Apps with the same sourcecode
stephans
Jun 28, 2020
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4
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1K
Jun 29, 2020
stephans
S
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Android emulator to produce PDF file
JDS
Jun 29, 2020
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4
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989
Jun 29, 2020
makis_best
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