b4a

Hello everyone, I'm currently making a 9x9 grid using 2d array for my school project on b4a. I always get a error when I'm utilizing it. Is there any way to make one using 2d array?

Hi. I'm trying to make a small app just for me that connects directly to our MySQL-database. I've tried multiple examples and libraries but with the same result every time. Now I'm beginning to think it might be my phone or if I'm missing some of them manifest-rows or whatever (yea, I'm kinda...

I read all the websocket and try with many tutorials but I cant't do it Please help

hello and sorry if this question is repetitive, I want to make an app with an image which it has some labels and radio buttons on it and what I want to know is: how can I make whole of this pic and all objects on it to pdf document in size A4, I read and took some examples in forum but none of...

hi, it was sent to me by a company that produces "UsbToIrda Device", its own library to be able to use this device. the problem is that i have no idea how to implement it given the files i have and the latter are -AndroidManifest.xml -evausblib-release.aar -sample.java -usb_device_filter.xml...

We would like to make the graphic layout of the application customizable for each object with a configuration file (e.g. font size, panel border thickness, colours, etc...) This file must be modifiable externally from the App. What would you recommend to do? Thank you

Hello everyone. I am glad to announce that my new game is released on Google Play. Google Play link "Soul Crusade" Soul Crusade - Launch Trailer The game feels good, for my taste. Project based on LibGdx with GPGS. I want to thank: @Informatix @Biswajit @Jack Cole @Erel for their great work...

Hi, I need to modify this attached project in B4A : It displays sliding panels with labels on each. The work I ask is for start : - I would like to add an image button on each panel instead of the label. - And if pressed I need each button to open a new panel. If you can do this, send me...

I need to modify this attached project in B4A : It displays sliding panels with labels on each. The work I ask is for start : - I would like to add an image button on each panel instead of the label. - And if pressed I need each button to open a new panel. If you can do this, send me your...

Hello, I had asked about my problem near week ago and it solved but when I made a new Activity and new layout with scrollview Unfortunatly I faced conecting scrollview and Sql table ,I couldnt figur out how to solve it even I tried so much thus I decided to ask if any body can give me hand in...

Hi I want to put a spinner inside my activity so that when the user touches the spinner, he can prioritize typing and searching among the options available in the spinner.

Hello friends, please help me. This error occurs to me, what should I do?

It would be very useful to implement a function in the B4a IDE that exports all the names of the classes in PDF with the relative properties and methods with any comments. Both for projects and libraries. Thank you

Someone knows or did on the past an app to make a Mini 2 or Mini SE doing a Follow Me mission with the DJI library? I can't get it right, I saw a "tutorial" with virtual sticks but I can't understand where should I put that code, help please.

I took Erel's BLE example and added (as on the ESP32 side) AES256 encryption. For some reasons I wasn't able to use SPIFFS and/or WiFi parallel to BLE on the ESP32 side. Maybe you find a reason why this doesn't word (I understand WiFi & BLE using the same antenna, but SPIFFS should work but...

Hello, I haven't needed SFTP for a long time, and now I see that Jsch library no longer works with the new version of the SFTP server due to deprecated algorithms. Is there a newer version or some other alternative for SFTP? I can't find anything useful...

I need to use the following inline java code in my B4A application: ////////////////////////////////////////////////////////////////////////////////////////////// ////////////////////////////////////////////////////////////////////////////////////////////// //This broadcast receiver...

Ciao a tutti , sono un principiante ho creato una semplice applicazione per una pagina web che ho già pubblicato su apple store e su Google Play. Riesco a mandare le PUSH direttamente dalla console di Firebase e con il codice b4j indicato da Erel nel tutorial, Ho visto che c'è un plugin di...

Hello I am building a browser with b4a for Android and b4j for Windows. I really don't know if it will be profitable to use Admob ads or to add vip subscription! That's why I ask a few questions, please answer them: 1- In addition to Android, will it be possible to use AdMob in b4j? 2- Can I...

I Want a code like Dim domain As String = "https://google.com" WebView1.LoadUrl(domain) if WebView1.Url = "https://b4x.com" then 'Do the Action End If Means if in google he open b4x.com then some action start I Don't know how I write it to its work pls help me:)