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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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7.9K
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7.9K
Java Question
Help with creating a JavaPOS B4J library.
Tuesday at 7:33 AM
aeric
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Forum Etiquette
BillMeyer
Sep 17, 2018
2
Answers
31
Views
19K
Jan 15, 2019
Sandman
Locked
Sticky
For new(er) members: How to post a question/issue
KMatle
Sep 7, 2018
Answers
18
Views
39K
Oct 4, 2018
Erel
Locked
Sticky
Do not distribute applications signed with the debug key!
Erel
Feb 21, 2013
Answers
0
Views
21K
Feb 21, 2013
Erel
J
請問背景執行,跳離程序執行(Will background execution, jump away from program execution)
jamesllinux
Sep 25, 2021
Answers
1
Views
448
Sep 26, 2021
Erel
C
無法找到 Compiling resources Error
ch4984
Mar 28, 2024
Answers
1
Views
116
Mar 28, 2024
Erel
正在使用发音 The character is sent to the ASP page, the space and the string in the string are gone?
cxdzbl
May 3, 2017
Answers
6
Views
1K
May 8, 2017
cxdzbl
P
【Help】How can I set Activity.Background as the current wallpaper?
powerchen
Mar 23, 2012
Answers
11
Views
10K
Mar 24, 2012
powerchen
P
”Hey Android vendors, don’t kill my app!”
Sandman
Jan 15, 2019
2
Answers
34
Views
8K
Jan 29, 2019
Sandman
“WebSql” database - How to access ?
BillNoble
Dec 5, 2013
Answers
1
Views
2K
Dec 6, 2013
Erel
L
“Label” automatic resize text depending on length of input
luisftv
Jul 26, 2014
Answers
2
Views
3K
Jul 26, 2014
luisftv
L
M
Receiving Data Google Fit
mahdi720
Feb 23, 2020
Answers
3
Views
789
Feb 24, 2020
DonManfred
M
ِDuplicate activity
megzz
Nov 4, 2017
Answers
5
Views
963
Nov 4, 2017
tigrot
Сreating a web page using b4a?
Urishev
Mar 15, 2020
Answers
9
Views
2K
Mar 25, 2020
Urishev
Сolor of curtain icons and color of bottom buttons
red30
Feb 1, 2021
Answers
1
Views
844
Feb 1, 2021
Computersmith64
сheck the presence of Cyrillic or Kazakh characters in a string
Valeriy Lakhtin
Jul 10, 2016
Answers
7
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2K
Jul 13, 2016
Valeriy Lakhtin
Z
Β4Xtable autosize height
zeuspower
Dec 8, 2022
Answers
3
Views
760
Dec 8, 2022
Erel
¿Reflection?
CapReed
Sep 7, 2012
Answers
12
Views
5K
Nov 26, 2012
agraham
¿How to Synchronize Desktop App & Android App Databases? [ SQLite ] [ Android ] [ PC ]
Jausa
May 13, 2014
Answers
9
Views
4K
May 16, 2014
Jausa
¿How to solve "Missing Column" Problem?
Jausa
Jun 18, 2014
Answers
9
Views
2K
Jun 23, 2014
Jausa
¿how to choose gallery image?
Duque
Sep 12, 2018
Answers
5
Views
1K
Sep 12, 2018
ronell
R
J
¿Como puedo cambiar el idioma de una App de forma automática y en tiempo real?
Johan Andres
Feb 21, 2020
Answers
2
Views
956
Feb 21, 2020
Xicu
~w:1002,classname,96272385 displayed in Logs
Richard Goh
Mar 24, 2016
Answers
3
Views
831
Mar 24, 2016
Erel
A
~CameraEx : bug in preview
aeropic
Nov 23, 2013
Answers
19
Views
4K
Dec 10, 2013
aeropic
A
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