Tutorials & Examples

Starting from v2.70, Basic4android includes a warning engine. The purpose of the warning engine is to find potential programming mistakes as soon as possible.

The warning engine runs whenever you...

 

Types

Basic4android type system is derived directly from Java type system.
There are two types of variables: primitives and non-primitives types.
Primitives include the numeric types: Byte...

 

In ChitChat...

https://www.b4x.com/android/forum/t...s-explorer-finder-using-smart-disk-pro.60980/

Regards

 

I found this nice tutorial

http://www.phpgang.com/how-to-integrate-payment-system-with-paypal_249.html

Will build a b4a-test app the next days and edit this post with an working example...

 

The attached project has 10 classes that create the following 1D and 2D barcodes:

1. QR Code - 2D
2. Datamatrix - 2D
3. Aztec Codes - 2D
4. PDF417 - 2D
5. Code 128
6. EAN8
7. EAN13
8. Code 39
9...

 

The hardback edition of the best-selling B4A book is now on offer at 25% pre-publication discount.
Books will ship after the...

 

A new edition of “B4A: Rapid Android App Development using BASIC” by Wyken Seagrave has been released covering B4A Version 5.50. More information about this book can be found here.

It is...

 

I am going to do this example in (at least) two posts. @BarryW has asked me about password protected QR codes - so, here we go.

The attached B4A project has two classes (all with the code...

 

To celebrate to the so-called "black Friday" sale, the paperback edition of the B4A book is on sale NOW at 40% discount...

 

Hi
If you use your device with usb debugging in b4a,maybe you love to mirror your device monitor in windows look like other android emulator
Don't worry
I found Android mirror
With this...

 

This short video demonstrates how anchors can be used to build a flexible interface.
The small white arrows show the anchors settings.


This layout will properly scale to any...

 

The Animation library allows you to animate views.
These small animations are really nice and can affect the user overall impression of your application.

The attached program demonstrates the...

 

I want to collect useful tips for developers who are starting to develop with Basic4android.
I'm deeply familiar with Basic4android and therefore not always aware of difficulties that new users...

 

Many developers face the challenge of sending data to remote devices. These devices can be at times offline, sleeping or without proper network coverage.
There are several possible solutions. The...

 

Hello all!
I've shared this example of the application of copyright 'application settings' together with the supplied library AppPreference version 1.02:
The main advantage of this version...

 

This is what I have done to be able to control the width/height of the scanning window in Nelson's project posted at...

 

First up, there is a fantastic library called 'Social API SDK Wrappers' written by a guru 'Periklis Koutsogiannis'. If you need Facebook or any other social media related integration, please...

 

Hi
I found a site that make icon for app in android and ios
Upload (jpg,png,..) file to site and export iOS and Android icon.png in standard size
http://makeappicon.com

 

A new version of the best-selling book by Wyken Seagrave is available covering version 5.20 of B4A.

In 601 pages, this book includes...

 

Introduction:

I came across this challenge about one year ago, when I was trying to integrate sprites that were designed to be displayed at 24 FPS on a 60 FPS game loop.
For the sake...​