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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
Please post any technical question in this forum.
Libraries developers questions
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1.3K
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8.1K
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8.1K
Java Question
i need "b4xdialog" library but can not find anywhere ! please help me
May 23, 2025
DonManfred
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Forum Etiquette
BillMeyer
Sep 17, 2018
2
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25K
Jan 15, 2019
Sandman
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For new(er) members: How to post a question/issue
KMatle
Sep 7, 2018
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43K
Oct 4, 2018
Erel
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Do not distribute applications signed with the debug key!
Erel
Feb 21, 2013
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23K
Feb 21, 2013
Erel
I
supported libraries for cobalt tools
invocker
Friday at 9:32 PM
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1
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38
7 minutes ago
walt61
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Filetransfer from Android device to Windows Server via WLAN usi
DirkH
Jun 15, 2025
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4
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182
Today at 4:38 AM
DirkH
D
B4X Table Column Currency Format
Ryan Pigeon
Yesterday at 3:06 PM
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1
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103
Today at 3:35 AM
teddybear
Help with Bluetooth classic and Android
Beja
Yesterday at 8:43 PM
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35
Yesterday at 8:43 PM
Beja
Solved
Best way using EditText and keyboard...
Magma
Wednesday at 12:28 PM
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15
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451
Yesterday at 2:55 PM
Xfood
S
Strange delay using onMediaButtonEvent when holding the Button
sandreas
Friday at 7:55 PM
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0
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39
Friday at 7:55 PM
sandreas
S
Locked
Android 9+ in 2025: why B4A's Starter service is needed ?
peacemaker
Jun 1, 2025
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5
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509
Friday at 6:42 AM
Erel
GoogleSpeechRec
petr4ppc
Thursday at 9:07 PM
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2
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101
Friday at 6:36 AM
petr4ppc
S
Creation of B4XPage did not create a file in the project folder
sathvi
Thursday at 2:17 PM
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1
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82
Friday at 6:05 AM
sathvi
S
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Seeking ChromeCustomTabs Solution Without android-support-v4 Dependency
Flavio SOuza
Wednesday at 8:35 PM
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3
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131
Friday at 3:58 AM
Flavio SOuza
M
Socket + AsyncStreams detect connection loss
Mike1970
Wednesday at 9:39 PM
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152
Thursday at 5:33 PM
Mike1970
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Incoming Phone Calls with GPS Service
bocker77
Wednesday at 7:49 PM
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202
Thursday at 4:17 PM
bocker77
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B4A 13.30 and bluetooth example
elektor18
Tuesday at 3:55 PM
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4
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276
Thursday at 4:04 PM
elektor18
E
share url files as Picture
ibra939
Jun 10, 2025
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450
Thursday at 3:57 PM
ibra939
A
casting to and from numeric EditText.Text
a n g l o
Thursday at 1:23 PM
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1
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88
Thursday at 2:13 PM
teddybear
M
TextChanged on TextFieldAdvanced
mayahandayani
Thursday at 8:34 AM
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0
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75
Thursday at 8:34 AM
mayahandayani
M
Array Expected?
tsteward
Thursday at 7:39 AM
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3
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132
Thursday at 8:21 AM
tsteward
A
UltimateWebView2 ClassNotFoundException
aqsight12
Thursday at 5:44 AM
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72
Thursday at 5:44 AM
aqsight12
A
C
MyFirstProject (and other apps) not compiling fully
coderovitch
Monday at 10:52 AM
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5
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231
Wednesday at 12:47 PM
Erel
Bal, Bjl and Bil are converted each others.
Theera
Wednesday at 5:01 AM
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2
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164
Wednesday at 9:05 AM
aeric
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