1. German Buchmuller

    B4J Question Run GUI on Raspberry PI OS Lite (No Desktop)

    Hi. I need to run a UI B4j App in a Raspberry PI. If I install openjdk11 in the RPI with Raspberry PI OS Full (with desktop), the app runs fine. However, I am trying to run the app with Raspberry PI OS Lite (no desktop environment). bj4-bridge runs fine, but when I try to compile and run a UI...
  2. janderkan

    B4J Tutorial [ABMaterial] How to run it on a Raspberry Pi

    How to run ABMaterials on a Raspberry Pi Using: B4J v7.51 OpenJDK11 Raspberry Pi 3 and Asus Tinkerboard DietPi image 6.25.3 Chrome, Firefox and Edge The project 'Demo' from ABMaterial4.30.zip 1. Copy the Demo folder from the zip-file to your B4J projects folder. To develop a good habbit, Goto...
  3. janderkan

    B4J Question [ABMaterial] Problem deploying to a Raspberry Pi

    I have OpenJDK11 on my PC and on the first deployment i got an error that my jar was built to a newer version. Then I followed instructions in this link and installed bellsoft jdk11 on the Pi ABMaterial did not run and the errors was /js/core.4.30.min.js Not Found /js/sessioncreator.js Not...
  4. E

    Floating point accuracy and calculate Pi

    This is from an offline conversation, but might be useful (and/or of interest) more generally. The BASIC code is PowerBasic dialect, but it's a short edit from that to B4X. You're not alone, except that mostly it is people doing financial accounting that discover it when using single-precision...
  5. Star-Dust

    [B4X] Today - Pi Day

    Today March 14 (3/14) is the day of the Greek Pi ù (https://en.wikipedia.org/wiki/Pi_Day) 3,14159 26535 89793 23846 26433 83279 50288 41971 69399 37510 58209 74944 59230 78164 06286 20899 86280 34825 34211 70679…