B4J Tutorials

[ABMaterial] CRUD generation, the next step in 1.09

I added a couple of new methods to the CRUD generator that allows code generation for an overview (similar to what you see in this feedback app):

B4X: 
' some new properties...
 
Last edited:
Click to expand...

Compile non-ui, but don't run it yet

Building a headless app that I will wrap into an exe and run as a service, all is well compiling in debug mode, but when switching to release I want to compile to .jar but NOT run it. Workaround...
 
Click to expand...

[ABMaterial] new component ABMTimeLine 1.09

ABMTimeline is a component to present a time line of events. Using the ABMTimeLineElement you can create events, with some assets like images.

Update: Ignore this, I've found a more recent...
 
Last edited:
Click to expand...

[ABMaterial] Inline table editing

I've had some questions about inline editing of tables in ABMaterial. There is one way to do this, however it has its limitations and will only work in certain cases. It only works for 'String'...
 
Last edited:
Click to expand...

Creating push-enabled android-apps on blackberry

I would like to share my experience with creating push-enabled android-apps for blackberry-devices. Many thanks to Erel, who supports my efforts decisively.

I have tried a lot of things to enable...
 

Attachments

  • BlackberryPushServercode.zip
    4.5 KB · Views: 635
Last edited:
Click to expand...

[IoT] Configure Raspberry without keyboard/WiFi at the start

It's not directly related to B4J but I find it very useful for new RaspBerry owners.

Just installed my 3rd RaspBerry. The ones I have are controlled via Putty (remote) so no keyboard is needed...
 
Click to expand...

[IoT] Raspberry: Use a IDE/SATA hd/ssd

Using a Raspberry to handle a lot of data will definetly corrupt/destroy the SD card after a while (e.g. if you use it as a webserver). SD cards are slow (in comparison to a hd or sdd). The best...
 
Click to expand...

Dump/zip/FTP-Upload a MySQL-DB

I use some Windows *.bat files to do backups, etc. Some things are quite difficult or crap to do (like error handling, messaging, etc.) so I decided to convert one of my scripts to a non-ui B4J...
 
Click to expand...

[Server] Screen Capture & FTP

Last edited:
Click to expand...

[Server] Screen capture server

This is a simple server that takes a screenshot of the current desktop screen and returns the image as the response.

For example if you call it from the device browser:



The handler...
 
Click to expand...

[ABMaterial] One Page, Many Uses



This example uses one ABM page to handle all tables listed under "Configure App".
In an effort to reduce code size (and maintenance), number of pages and duplicate methods, I am...
 
Last edited:
Click to expand...

[WebApp] Minimum Spanning Tree

Click to expand...

[IoT] Linux Embedded Boards - Gettings started

There are many Linux based, embedded boards available. Most or all of them support Java which means that they also support B4J.

In order to start development we need to install Java JRE 7+ (JDK...
 
Last edited:
Click to expand...

[ABMaterial] New component ABMPDFViewer in 1.08

A new component for ABMaterial in the next version (1.08): ABMPDFViewer. It allows viewing, printing, downloading, localizing, a side view to show pages and more.

Completely materialized...
 
Click to expand...

[ABMaterial] Animating about anything

I'm finalizing version 1.07, and one of the new things you will be able to do is animate ABMContainers (and ergo all its child components. Here is a demo animating a slide in/slide out of a...
 
Click to expand...

[ABMaterial] Using Google Analytics in 1.07



I've put a new tutorial post on my blog on how to use Google Analytics in the upcoming new version of...
 
Click to expand...

Install Bluetooth on Raspberry Pi with Raspbian Jessie

I have no idea where to post this, so please excuse if this is not the right place.

The installation of a bluetooth dongle on the new Raspbian Jessie is apparently different.

Common to...
 
Click to expand...

[ABMaterial] Infinite scrolling pages with 1.07

A new feature in v1.07 will be Infinite Scrolling Pages (like twitter, facebook, etc). It's going to be super simple to make

Demo video:

The code:...
 
Last edited:
Click to expand...

[Server] Table report with Export feature

Attachments

  • TableExample.zip
    5.7 KB · Views: 1,502
Click to expand...

[RPi] - PiFace Control And Display (CAD)

Attachments

  • PiFace_CAD.zip
    1.7 KB · Views: 1,032
Click to expand...
You must log in or register to post here.
Menu
Log in
Register
Cookies are required to use this site. You must accept them to continue using the site. Learn more…