I'm having trouble getting Firebase notifications working. On iOS I was able to do it without much issues, but on Android I'm at a loss.
I followed the tutorial at https://www.b4x.com/android/forum/threads/firebasenotifications-push-messages-firebase-cloud-messaging-fcm.67716/ but when I...
This is my first attempt at B4J Apps.
I wanted to write a tool to help me with organizing/sorting functions for my b4a apps.
It can help you:
1. Sort Subroutines in lexicographical order (when you have too many subs which are in your code in no order)
2. Or order of your choice ( keeping...
I am trying to use Erel's code from https://www.b4x.com/android/forum/threads/solved-download-files-from-server-with-progress.126797/#post-793290 post #12 in my simple B4XPages example project. The download Progress Bar & Label showing the downloaded size out of the size amount in my project do...
I want to use b4j on vps for the first time.
I want to create a clip making program with b4a so that the user sends a series of information such as photos, text, etc. to the server and this information will be sent to b4j. In b4j and on the server, a series of changes may be made to the...
Yesterday I got meself thinking, what if I could ensure SSR (Server Side Rendering) be possible in the BVAD3 apps.?
Server-side rendering (SSR) is an application’s ability to convert HTML files on the server into a fully rendered HTML page for the client. The web browser submits a...
This a small class generator. The class use this concept, thanks to @Emme Developer.
Enter the Class Name
Enter the fields list (Name, Type and Default Value).
Click on the 'Copy' button
In your Project, add a Standard Class module with the same class name
I discovered today that when I use the Intent Camera on B4A the previous page "B4XPage_Appear" does not execute, not sure if it has something to do with the Bug that was discovered on iOS?
From page A, I navigate to a Page B, which takes the picture, this page shows the image to the user. Then...
under which License do you deploy a piece of B4X (and so Java) code,
assuming the following:
-your Source is written in B4X
-and so using (shipping with) OpenJDK11 or just the JRE, which is under GNU GPL
-no further 3rd Party libs ?
I want give it for free, free to copy and...
Who would like a few video tutorials on how to use the new Web3x library (as I learn each part)? I have been immersing myself in this technology and find it a potentially game changing tool. I completed the Blockchain Specialization from University of Buffalo (SUNY) via Coursera, so I have...
For B4A, B4J, B4i
depends on SD CreativeBackGround (0.05+) library which must be downloaded
MaterialIcon font for special characters must be loaded.
Use: SD_Keyboard1.SpecialKeyFont = xui.CreateMaterialIcons (16)
when I call my server with my library, it works only in Debug mode but crashes in Release mode.
And i added permission in manifest: AddPermission(android.permission.INTERNET)
The problem is on all my phones, they are with the following android version: 8.0, 9.0 and 11.0.
It’s a huawei...
I need some help, I don't know what is causing this error to appear.
Didn't make any big changes to it and now the app dont even open
Registro conectado a: Xiaomi Redmi Note 7
--------- beginning of system
--------- beginning of main
*** Service (starter) Create ***
** Service (starter)...
My app uses webviews to display lightly formatted HTML syncronised from a web server for things like help pages etc. In B4a I use the WebViewSettings library to reduce the text to a reasonable size, as when I add the <meta name='viewport' content='initial-scale=1.0' /> header, it displays very...
1. This is not an official survey
2. This is not even a guarantee of any sort that any of the features will make it to B4X
3. This is general chit chat to know what fellow developers "wish" for and its priority
4. Votes are anonymous
I have written a few Financial Calculators over the past couple of weeks, and one approach I've found extremely useful is Approximation and Guesswork.
So I figured, why not share the approach with the forum,
A) to hopefully inform and
B) to see if anyone else has any other intriguing...
This new view allows you to have an ordered and distributed list of images (left) and their name, description and info (right)
Or you can view the images in grid (if the screen size allows it, otherwise in column) where there will be related images with the name just below
There is an add button...
Hello, first post in any forums.
So basically I have a global variable of sql on B4XMainPage class, my idea is that once the application opens, the sql database is loaded in public and can be called by different classes upon their initialization. This is so I could prevent it from locking...
The title says it all. The API v10 info on which this class is based can be found at https://kodi.wiki/view/JSON-RPC_API/v10. Public methods:
- Initialize: Initializes the object
- Favourites_GetFavourites: Retrieve all favourites
- Favourites_PlayFavourite: Plays a favourite of type 'media' or...
I'm getting this error informed on firebase crashlytics, i can't reproduce it, so I don't know how to fix it or where's the problem.
Fatal Exception: java.lang.NullPointerException: Attempt to read from field 'java.lang.Object com.empresa.appname.b4xpagesmanager$_b4xpageinfo.B4XPage'...