Tutorials & Examples

Based on Erels SlidingPanels example I created another version which is a bit more "touch friendly".

My changes:

• Move panels while touching the screen and moving your finger...

 

The attached project has a dual purpose:
1. Send Morse Codes with the camera flash
2. Serve as a Torch

The Morse Code functionality might be useful when you are lost in mid ocean and need to...

 

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...

 

The attached C# project, implements the new stream protocol of AsyncStreams.
Relevant tutorials:
AsyncStreams Tutorial
FileTransfer - Send and receive files with AsyncStreams...

 

Android 5.0 Lollipop is a pretty big update hence the major version number upgrade.
I wanted to make a thread to combine Android 5 SDK related resources since it is such a big update.
At the...

 

See the attached project. It uses a library that wraps a project that you can find here. There are files in the Objects/res/drawable and Objects/res/values folders that this...

 

I recently ran into some issues after an update to my Galaxy S3 and after seeing a related post, I decided to write this quick tutorial. I didn't see information on this elsewhere in the forum...

 

Hi!

Since I've been messing around with trigonometry this week, I decided to give you guys an analog clock example. Enjoy!

#Region  Project Attributes
    #ApplicationLabel: Analog Clock...

 

Panels that blinks vertically and horizontally. Changes color/button/label/or any view for that matter.

EDIT 14 Nov 2014
Added modification to original Sliding Panels project by @Erel in...

 

Lib files are in the /files folder

 

Hi, there is attachment with example on how to get the method (b4a function - sub) name using Inline Java.
This can be useful in many cases, especially for error reporting - debugging, but there...

 

Hi expert
i'm trying B4A coming from Appcelerator.
It is very fast and simply

I try to use a scrollview populated from a sqllite db cursor with many records
my scrollview is very slow when...

 

Given the following class and code someone new to B4A might expect a different result to the one which is actually produced by the following code and class definition.

The Pleistocene_Mammal...

 

A video demonstrating several common programming mistakes:

 

I came across the attached project here and thought it is quite nifty. It is a post by a B4A member (@Lyndon Bermoy )

Have added an additional imageview to animate a second image...

 

It only prints to the log. Change the "message" in Sub Activity_Create

 

Done just for fun...work through the java code and you can create various derivatives for yourself by changing some of the code in some of the methods - eg add code to pass...

 

Good Day!

I've test this code to retrieve sms message, from my samsung, and it works.

' ------------------------------------------------------
Sub Process_Globals
Dim sms_idkey As Long...

 

Hello.
I have the following problem: I can not find an example of code written to run a remote connection to a SQLite DB.
I used the DRC to connect to a DB MS-SQL.
I do not understand if the DRC...

 

Introduction

This final tutorial has some explanatory comments about the two programs running on the Arduino and the Android device. Those programs should be largely self-explanatory as...