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B4J Questions

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How to know when a resultset is empty?

Answers: 3

Views: 265

Oct 27, 2025

LucaMs

B4J web server project with UI

Answers: 3

Views: 250

Oct 26, 2025

aeric

Comparing or checking a String for "null" or Null

Answers: 12

Views: 632

Oct 26, 2025

JakeBullet70

B

Solved

Test jSerial library

Answers: 4

Views: 468

Oct 24, 2025

BogdanU

B

P

Solved

Standalone Compiled Run Error

Answers: 3

Views: 245

Oct 23, 2025

DonManfred

H

Change background-color by program code

Answers: 4

Views: 323

Oct 19, 2025

HinkePank

H

Solved

TextArea & Selection

Answers: 3

Views: 337

Oct 16, 2025

T201016

Inaccurate Drawing of Text using BCTextEngine

Answers: 6

Views: 334

Oct 16, 2025

xulihang

jWebSocketClient v1.13 Library

Answers: 2

Views: 259

Oct 15, 2025

aminoacid

E

Get Total value of a column in B4XTable

Answers: 1

Views: 245

Oct 14, 2025

Magma

[SithasoDaisy5] IndexedDB

Answers: 3

Views: 230

Oct 14, 2025

Mashiane

[SithasoDaisy5] Tutorial or Example?

Answers: 3

Views: 305

Oct 14, 2025

aeric

J

Error in Compile...

Answers: 2

Views: 208

Oct 14, 2025

aeric

Treeview.multiselect - there must be an easier way

Answers: 4

Views: 392

Oct 13, 2025

johnmie

[BANano] I need help with getting the root id of 'previousSibling' result.

Answers: 2

Views: 179

Oct 13, 2025

Mashiane

BBCodeView - selected part

Answers: 2

Views: 270

Oct 13, 2025

Erel

I have a problem: I compiled a program using B4J

Answers: 14

Views: 609

Oct 12, 2025

Cesar_Morisco

BCTextEngine's WordWrap Does not Work for Chinese

Answers: 3

Views: 252

Oct 12, 2025

xulihang

module javafx.base does not export com.sun.javafx.collections

Answers: 1

Views: 235

Oct 12, 2025

Erel

Solved

I need help calculating correct X-Webhook-Signature

Answers: 4

Views: 381

Oct 11, 2025

Gabino A. de la Gala

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