Tutorials & Examples

Android development starts here. Please do not post questions in this sub-forum.

Very simple push service with a txt file

With this service, you can make some push notification with a .txt file.
 

Attachments

  • verysimplepush.zip
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Simple ComboBox concept: WORKS!

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...
 

Attachments

  • MyComboBox.zip
    7 KB · Views: 1,117

Debugging android applications

Tutorial covering the new "Rapid Debugger" deployment mode is available here:
Rapid Debugger


This tutorial explains the debugging features added in Basic4android v1.50 as well as the...
 
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Create your layouts based on percentages

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  • lm PercLayout.zip
    16.6 KB · Views: 664
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Android based Closed Circuit TV (CCTV) example

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  • CCTVServer.zip
    30.1 KB · Views: 4,612
  • CameraCCTVClient.zip
    10.3 KB · Views: 4,459
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game scailing (ui game objects ... etc)

So Erel pointed out to me about my question about ui and scailing. He said to use percentages. So I did some research. I looked up how to do it in html5 and verious other languages. So I was...
 
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BitmapMeshView

You can play around with this. Posting the following:

B4A project (BitmapMeshView.zip)
Java Code (src.zip)

Amend the Java code to your liking.
Click on the blank screen once the project has...
 

Attachments

  • BitmapMeshView.zip
    209.8 KB · Views: 698
  • src.zip
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Broken LCD Source code

Hi to all,special Erel :)
I have a source code that i gift to forum and all programmer in this forum
It is look like the Broken LCD App in Android app store.

you can see tutorial from below link...
 

Android In-app Billing tutorial

ASMX Soap call,automatic call,response,parse and redirect to activity/service.

Attachments

  • B4A_WSNET_Sample.zip
    71.3 KB · Views: 1,009
  • WSNET_VS2012.zip
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Alternative way to create Progress Indicators

gifProgressIndicator.png


The attached project is a "short cut" that will enable you to create Progress Indicators for your projects. It makes use of GIF files to simulate the progress indicators. The B4A...
 

Attachments

  • JHS GIF LOADERS.zip
    433.2 KB · Views: 1,131
  • 27.zip
    309.5 KB · Views: 914
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Simple Pong Game

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...
 

Attachments

  • Pong.zip
    355.4 KB · Views: 1,696
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Google ARC Welder

Embedding files in compiled libraries

It is possible to embed files directly in the compiled libraries by following these steps:

1. Add the attached class module, JarFileLoader, to your code (Project - Add Existing Module).
2...
 

Attachments

  • JarFileLoader.bas
    837 bytes · Views: 1,153

Protect your Database against SQL Injection

Hi guys!

This might not the sexiest nor the most elegant piece of code, but it works for me.
Hopefully, someone will find it useful... :)

SQL injection is a code injection technique, used...
 
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User Password Security

A couple of good advices, especially for beginners. :)

 

Creating a Prototype Mobile App Using JQuery Mobile

I have been working on a tool to create a prototype app using JQuery Mobile inside B4A. Currently the only way to create a prototype is via code. You can later distribute this prototype as an apk...
 

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  • login.png
    login.png
    74.6 KB · Views: 941
  • add site.png
    add site.png
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  • register.png
    register.png
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  • sites.png
    sites.png
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World Time - 7 segment digital clocks x 6

WorldClock.png


The attached project creates 6 x digital clocks (simulating 7 segment display). It will display the default time of your device on all 6 the clocks when the app is launched. Click on...
 

Attachments

  • DigitalClockWorld.zip
    64.1 KB · Views: 1,396
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make your app more flexible AND/OR compatible with ios (b4i)

Here's a little sample skeleton for using classes vs activities and making your app more compatible with b4i ;))

It's more flexible (i.e. create multiple "pages" of the same form, a good example...
 
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libGDX and Parallax (scrolling) background with multiple layers

Hi.

This is example with two simple classes "ParallaxLayer" and "ParallaxBackground".
It help us to make scrolling backgrounds very easily in just few lines of code and
"unlimited" number of...
 
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