Tutorials & Examples

This tutorial is no longer relevant. Google doesn't allow using WebView to access the server response. Updated tutorial...

 

B4A v6.8 adds support for MultiDex compilation.

Enabling MultiDex:

'main module
#MultiDex: True

With MultiDex enabled, the compiled classes are split into multiple dex files as needed...

 

Hi sir and maam I have a problem about our program. We need to put a video clips on it. Is there a tutorial or codes that can use to put a video on B4A Project? Thanks in advance

 

What is this?
As the title suggests, this tutorial shows you how to select an android theme based on what version of Android your app is run on.

Why do I need this?
You don't, but...

 

Slowly but surely, the official app stores of iTunes, Google Play, and Windows Phone Marketplace have transformed into a digital battlefield. App developers have to fight for recognition or...

 

B4A v3.80 adds support for conditional compilation.

From Wikipedia:

In computer programming, conditional compilation is compilation implementing methods which allow the compiler to...

 

I just wanted to say thank you. I am new to coding, and trying to learn it. There is a lot of useful information if you search and dig for it.. no pain no gain LOL

Also some cool guys I...

 

Hi experts,

This looks silly question but is it possible that I can receive/send a SMS while my phone is off using a program on a computer? And if it is possible what program or how to create a...

 

Hi there..

Eye Candy

To be able to do this, you need a good library that you want to wrap. A library like this will run inside a webview as its purely javascript, so some knowledge of...

 

jRDC version 2 is available here: https://www.b4x.com/android/forum/t...ation-of-rdc-remote-database-connector.61801/

Spoiler: Old and shouldn't be open

This tutorial covers a new framework named Remote...

 

I am happy to announce that the B4A tutorial and reference book "Rapid Android App Development using BASIC" by Wyken Seagrave has now...

 

This is an old tutorial. There are now simpler and better ways to achieve this effect.

For example...

 

The first part of this tutorial can be found here: http://www.b4x.com/forum/basic4andr...-gameview-create-2d-android-games-part-i.html

GameView features were...

 

This is a simple tutorial on how to search a place using Google Place API and with you keyword.
Hope this can help for those who are confused... Like ME

First you need an API Key(Browser...

 

The next versions of B4A (4.30) and B4J (2.80) will allow you to embed Java code inside your B4X code. B4i supports similar feature with Objective C.

The purpose of this feature is to make it...

 

EDIT: Use the PostString method as it can carry more data (5 MB is ok - it's a server parameter). Download2 uses the "get-method" which is limited. To retrieve the data in php use:

$json...

 

I had some issues with one of my apps receiving FCM messages correctly (when the phone was off and when it was swiped away/killed by the user). The other day I had a problem with my Google...

 

A short description using the MFColorMatrix class from my MFLib.

A color matrix is a 4x5 matrix for transforming the color and alpha components of a Bitmap.
The definition of...

 

First go to https://openweathermap.org/price and get APIKEY
Insert in the APIKEY in source code where are (INSERT_YOUR_APID_HERE).
Read the web for alternatives forecast options.


Create...

 

With the new Sip library you can make audio calls using Voip (Voice over IP) services.
Sip features were added in Android 2.3 (API level 9). Note that not all devices above Android 2.3 support Sip...