Tutorials & Examples

SVN (source control) and Basic4android

• By Erel
• Jul 26, 2011

Large projects and especially projects maintained by a group of developers usually require a source control system.
Using SVN with Basic4android is quite straightforward with a client tool such as...

 

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Testing your app on real devices: pCloudy.com

• By Mashiane
• Sep 20, 2016

Hi there

I'm hoping there are other methods of doing this..., if so, let's please share.

Anyway, a client was indicating the app I just sent does not work on their S7 samsung phone. So me, #bang...

 

Attachments

• pCloudy.png

  97.8 KB · Views: 607
• googlecrash.png

  18.2 KB · Views: 499

Last edited: Sep 20, 2016

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CuteR - with inlne Java Code

• By Johan Schoeman
• Sep 23, 2016

This is the same project as what you can find here wrapped by @somed3v3loper - but only converted to inline Java Code. It was originally posted here

Copy...

 

Attachments

• CuteR.zip

  313.2 KB · Views: 371
• core-3.2.1.zip

  483.9 KB · Views: 533

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Simple time calculation based on EditText

• By AHilberink
• Sep 22, 2016

On your form you use an EditText to input time. If you want to calculate with this, may be the following example will help:

B4X:

Sub AddTime(OriginalTime As EditText,HoursToAdd As Int,MinutesToAdd...

 

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ScrollCoins - Using GameView to implement a scrolling grid

• By Erel
• Sep 21, 2016

 

Attachments

• ScrollingCoins.zip

  7.5 KB · Views: 1,229

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Using App Deeplinking in your app (based on json Config file)

• By DonManfred
• Oct 16, 2015

In this tutorial i will show a way of using MobileDeepLinking in your app.

To use App deeplinking in your app to you need to setup your manifet to do so

Lets start with it:

Edit your...

 

Attachments

• MobileDeeplinkingExample.zip

  8.4 KB · Views: 699
• libMobileDeeplinkingV1.0.0.zip

  11.9 KB · Views: 749

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[IoT] XBee (ZigBee) Communication between Android and Raspberry Pi

• By Erel
• Jan 20, 2016

Digi XBee modules are a great solution for wireless communication. Using two or more XBee modules you can create a wide area wireless network. The maximum range depends on the antenna and...

 

Attachments

• RPiXBee.zip

  2 KB · Views: 1,361
• AndroidXBee.zip

  10.6 KB · Views: 1,810

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RDC: How to load blob and fill in to the imageview

• By rad
• Sep 17, 2016

Hi All,

With RDC i try to load blob and fill in to the imageview, but not success. Can anybody help me to find what is wrong wih my script :

B4X:

        If Job.JobName = "DBRequest" Then...

 

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Praise to the data type Map.

• By LucaMs
• Aug 18, 2014

As you know, Map is a kind of list of pairs of data; each pair is composed of a key and a value which can be of any type.

An example that I believe can be useful:

You have a beautiful table...

 

Last edited: Aug 18, 2014

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Mashy's Overview

• By Mashiane
• Sep 8, 2016

This intends to be a collection of my work here in b4x, this will cut accross the areas.

Code Snippets

MSMySQL_SelectHelper
MSMySQL_DeleteHelper
MSMySQL_InsertHelper...

 

Last edited: Dec 3, 2017

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INFO: AdMob v6.4.1 deprecation from 15th September 2016

• By Computersmith64
• Sep 6, 2016

Some more information regarding the deprecation of the AbMob SDK v6.4.1:

The email you have gotten about the SDK needing to be higher than v6.4.1 refers to a legacy, standalone Mobile Ads SDK...

 

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For vs. While

• By wonder
• Sep 2, 2016

While usually interchangeable, we should all be aware of one very important difference between these two cycles.
The For...Next cycle caches the "goal", the Do...Loop does not...

 

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Automatic backup of source files to zip after each compilation with Custom Build Action and 7zip

• By sunish
• Aug 30, 2016

Here' s a batch file that will back up all your source files and zip it with 7zip with the datetime stamp on each successful compilation. Only external prerequisite is 7zip which is free.

It...

 

Attachments

• Auto7Zip4B4A2016-08-31.zip

  1.1 KB · Views: 374

Last edited: Aug 31, 2016

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Protect your Android application with the Licensing library

• By Erel
• Sep 11, 2011

The licensing library allows you to use Android market licensing service to verify that the user is allowed to access your application.

Your applications sends a request to the local market...

 

Last edited: Jan 24, 2018

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Slide Switch - On / Off

• By Johan Schoeman
• Apr 2, 2015

This is a very, very simple project implementing a slide switch with B4A code only. Track flag1 and flag2 to know the state of the two switches (i.e are the switches on or off)...

 

Attachments

• JHSswitch.zip

  12.4 KB · Views: 996

Last edited: Jul 7, 2015

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Localize your app using AndroidResources

• By warwound
• Jul 1, 2012

Here's a short tutorial showing how you can add support for multiple languages to your B4A application using my AndroidResources library.

Native Android applications have built in support...

 

Attachments

• Localization.zip

  7.6 KB · Views: 1,488

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Bluetooth Printing to HP Deskjet 100 Mobile

• By Robert Valentino
• Dec 26, 2013

I took the BTPrint.zip and modified it to print to my HP Deskjet 100 Mobile using Bluetooth

Attached find a new Zip BTPrint-2.zip (did not want to confuse it with the other one) and a PNG files...

 

Attachments

• BTPrint-2.zip

  6.9 KB · Views: 915
• PrintOutExample.png

  38.1 KB · Views: 819

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FileTransfer - Send and receive files with AsyncStreams

• By Erel
• Jun 24, 2013

Newer example based on B4XSerializator: https://www.b4x.com/android/forum/threads/72149
AsyncStream v1.50 (part of RandomAccessFile library) includes support for sending and receiving...

 

Last edited: Jun 7, 2020

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B4A Book Updated

• By PhilipBrown
• Jul 30, 2016

I am happy to announce that the B4A tutorial and reference book "Rapid Android App Development...

 

Last edited: Jul 31, 2016

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B4XObject - B4A /B4J / B4i objects serialization

• By Erel
• Dec 16, 2014

The RandomAccessFile libraries (B4A, B4J and B4i libs) include two new methods: WriteB4XObject and ReadB4XObject.

These methods are similar to WriteObject and...

 

Last edited: Aug 11, 2016

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