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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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8.1K
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8.1K
Java Question
CalendarView's CalendarLayout java.lang.NullPointerException
Thursday at 7:43 AM
aeric
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Class com.google.firebase.auth.FirebaseAuthRegistrar is not an found.
Alberto Michelis
Mar 17, 2020
Answers
2
Views
2K
Mar 18, 2020
Alberto Michelis
I
Take a camera pictures with service background
invocker
Mar 15, 2020
Answers
4
Views
3K
Mar 18, 2020
invocker
I
Can't get Wait For to work on two different ZIP libs
JohnC
Oct 31, 2019
Answers
16
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Mar 18, 2020
Informatix
A
Set part of the label text to bold
Alex_197
Mar 17, 2020
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4
Views
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Mar 18, 2020
Erel
H
Firebase Maven artifact not found: com.google.firebase/firebase-ads
hasexxl1988
Mar 18, 2020
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2
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2K
Mar 18, 2020
hasexxl1988
H
[SOLVED] B4XTable not working after update to 1.21
makis_best
Mar 16, 2020
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13
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3K
Mar 18, 2020
Erel
(solved) Main activity with local webpage does StartActivity2?
anOparator
Mar 18, 2020
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7
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Mar 18, 2020
anOparator
android.system.ErrnoException: connect failed: ETIMEDOUT (Connection timed out)
Nokia
Mar 16, 2020
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3
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6K
Mar 18, 2020
Nokia
Problems with Camera2 on older devices
Cadenzo
Mar 17, 2020
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4
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3K
Mar 17, 2020
Cadenzo
Google Play presence and package name
Martin Larsen
Mar 17, 2020
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1
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2K
Mar 17, 2020
DonManfred
XUI Views 2.24 and csbuilder
MarcoRome
Mar 17, 2020
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4
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1K
Mar 17, 2020
MarcoRome
[B4X]PreferenceDialog items' height
udg
Mar 16, 2020
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6
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4K
Mar 17, 2020
Erel
M
How to Load Layout in landscape mode
Makumbi
Mar 17, 2020
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4K
Mar 17, 2020
Makumbi
M
manifest is missing named version - Diawi error
aminoacid
Mar 17, 2020
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0
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2K
Mar 17, 2020
aminoacid
Service can "start" even though it is already running?
JohnC
Mar 17, 2020
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3
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1K
Mar 17, 2020
Erel
M
Retrieving Type Data From File.ReadMap Gives Imcompatible Types Error
Mahares
Mar 17, 2020
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10
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4K
Mar 17, 2020
DonManfred
O
Play sound stops playing
ozofnash
Mar 17, 2020
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3
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2K
Mar 17, 2020
Erel
J
Permission Denial: starting intent..........with revoked permission android.permission.CALL_PHONE
Jakes72
Jan 11, 2020
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7
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8K
Mar 17, 2020
DonManfred
New B4a installation compile errors
Alberto Michelis
Mar 16, 2020
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9
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2K
Mar 17, 2020
Erel
W
Regex string contains some letter
WimS
Mar 16, 2020
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13
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4K
Mar 17, 2020
OliverA
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