Tutorials & Examples

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

Accessing remote DBs with B4A using HttpUtils2, Classic ASP, IIS 5.1 and MSAccess

Note: the attached project contains CLASSIC asp scripts and NOT asp.net scripts.


I have a propriatary PC app that uses MSAccess.
The author is good enough to leave the MSAccess .mdb tables...
 

Attachments

  • HttpUtils2withASPandMSAccess.zip
    24.9 KB · Views: 1,481
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Very light and simple to use SQLite database browser, editor and creation

I used this simple and free Windows app tool to create my android SQL databases.

SQLite Database Browser

windowsxp.jpg
 

Your own content - chooser

Hi!

some days ago i shared my ahaShareLibrary and if you like to do your own library with your own code, this small tutorial may help you..

The project need following:
o) Reflection
o)...
 

Attachments

  • shareExample.zip
    44.8 KB · Views: 777

How to make screenshots!

I think one of the easiest way is using Android SDK tools. I'll explain this method using Windows, but in Linux or Mac should be similar. This is what you have to do:
-Connect your mobile to...
 

Keep app from closing on back key press

I have an app that opens web pages from a menu. Having trouble getting it to NOT close every time you click the android back button (drops out of app).

Tried this code:

Sub...
 

B4AServer tutorial

I have recently 'discovered' both Android and Basic4Android. I am really enjoying the experience.

The documentation for B4AServer is in a number of forum threads. I have summarised these...
 

Design News B4A Online Class

Online classes featuring B4A-based Android Accessory, Bluetooth and TCP/IP applications will be offered by Design News beginning June 24, 2013. The 5-day run of classes will be presented by EDTP...
 

Google Elevation API Service Code

Hi,

Further to a post I made in another thread. Below is a service code that can be called to get the elevation data from the google API.

B4X:
#Region  Service Attributes 
   #StartAtBoot...
 

Arduino ADK IDE Installation

Introduction

This tutorial deals with installing the Arduino IDE onto the PC and ensuring that we can compile a program. We are following the “Installing the Arduino software and necessary...
 
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Convert you MySQL database to SQLite fast and simple (Linux / Debian 6 - ok)

Hi,

i would like to share a code to transform and compress a database of MySQL to SQLite. I use it in Cron (automated task) to create a clone of my main database. It's hard to find a real good...
 
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The super quick way to knock-up a test app!

With thanks to NJDude who helped me with the designer script.

Say you have a function or a class that isn't working right and you need some help from the forums. Its a good idea to include a...
 

Attachments

  • QickTestApp.zip
    7.1 KB · Views: 787
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Variables and Subs visibility

Basic4android v2.00 adds two new access modifiers: Public and Private.
This tutorial will cover the rules which determine when a variable or a sub can be accessed from outside.

Note that the...
 

The application failed to initialize properly

I have installed the trial (b4a-trial.exe 3215KB) on WinXP and get error :
"The application failed to initialize properly (0xc0000135)"
Can somebody help?
thks
 

byref mimic and performances

Hi all,
I've found and interesting article posted by Erel inside the "bugs & wishlist" section that deserves to be post in this section (and maybe as evidence article inside tutorials"). It deals...
 

Implode - Converting String Array to String

Needed this for my program, maybe it will be of some use to others, too:

B4X:
Sub Implode(glue As String, pieces() As String)
   Dim result As StringBuilder

   If pieces.Length = 0 Then Return ""...
 

Finding random RGB colors

In building apps, content and appearance are both important, as it is in the design of most everything.

Unique colors make your apps pop and look different from the run of the mill stuff out...
 

Attachments

  • rcol2.png
    rcol2.png
    38 KB · Views: 920
  • rcol3.png
    rcol3.png
    76.5 KB · Views: 767
  • rndColors.zip
    86.7 KB · Views: 928
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How do I read the content of a basic web page into a text variable?

Super-fast alternative to emulator -> x86 Android

Hi all

*EDIT3*

For a much easier to set up and faster Android emulation please now look at this thread:

GeanyMotion...
 
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B4A: Getting Started for Delphi Developers

B4A: Getting Started for Delphi Developers

Borland introduced the Delphi programming environment in 1995. At the time Delphi was a revolutionary new tool for Microsoft Windows-based application...
 

List folder content and show selected image.

Attached is a little program shows how to read a directory content, show the filenames in a listview, and showing an example of the selected image file in imageview.

Duplicated from the...
 

Attachments

  • ListviewDircontentImagebox.zip
    6.1 KB · Views: 2,052
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