Tutorials & Examples

This is just a proof of concept to show that Device A behave like a server hosting a database and Device B connects to it accessing the "shared" database. It is a response to this question...

 

Here's a small example how to show/share file(s) from the internal storage (benefits: no permissions are needed)

What it does:

- creates a folder called "shared" (under File.DirInternal)
- this...

 

Edit: shared modules are still supported however more powerful options are available in newer versions of B4X: https://www.b4x.com/android/forum/threads/86587

B4A v3.80 adds support...

 

Example was updated based on FileProvider class: https://www.b4x.com/android/forum/threads/class-fileprovider-share-files.97865/
See the above link if you are interested in sharing...

 

Forward Word​

So, while I'm building my first app, suddenly I came over this example from Erel. Great for my app but, as you may know, even though 75% of the worlds...

 

Hi,

Below some sample code to show directly Turn by Turn navigation instead of map:

Sub ShowNavigation (Latitude As String,Longitude As String)
'google place, just show map
Dim...

 

In this example you can find a short example which shuffles a playlist (mp3´s for ex.).
Here i´m using the alphabet (A to Z)

Sub Process_Globals
    'These global variables will be declared...

 

Several developers were interested in adding support for signature capturing in their Android application.
The attached code module makes it easy to capture the signature and save it to a file...

 

Hi everyone:

After several test, now I can use the jSignature javascript plugin I was using in my web, in my B4A app, in order to update my database from b4a the same way I'm doing in my web. I...

 

The result of compiling your application is an APK file. This is a package file that contains the compiled source code and the assets files.
The APK file must be signed before installation...

 

Someone asked me to do something like FloatLabeledEditText.

I made this example. It is not identical, but it is a track or a point of partenzs for those who want to create a similar one

 

First, someone post nice simple demo for bluetooth printing(BTPrint.zip) but unfortunately I can't find this again for giving credits, but who ever is , thanks.
Now, here is also demo based on...

 

Type=StaticCode
Version=6.48
ModulesStructureVersion=1
B4A=true
@EndOfDesignText@
'******************************************************************************************************
'*...

 

hey guys... since we cant enter text but only select in spinner...
i have a small simple concept that can make it like our old VB combo box

its got to do with... aligning an edittext and a...

 

Have done this just for the fun of it. Have wrapped this posting. The B4A code is short and sweet:

#Region  Project Attributes
    #ApplicationLabel: Compass
    #VersionCode: 1...

 

Hi all.
I found this example in some old folders on my pc and decided to share here.
it is a simple example of how to get values from a website, on this example we get the bitcoin and dolar...

 

Good afternoon, I contribute to the community with a small example of the class B4XDrawer with material icons and fontawesome icons.

Thanks to the whole...

 

Hi all.

This example shows the images contained in a certain directory, with pinch zoom and smooth scroll -when image is zoomed- capabilities (provided by JSTouchImageView library, from...

 

hi,

this is a simple example that shows how you can use a scrollview and create a photo gallery.

(source code is included)

have fun

 

Hey guys!!

Here's a simple example of a 2 player Pong game, using nothing more than the core library.
Please keep in mind that this is just the frame-work for what could be a more advanced game...