B4J Tutorials

Ola

I recently had an issue. My app was working perfectly on the desktop and any other device except the mobile devices.

Using google chrome i found this extension named Inspect Devices...

 

Ola

The world has changing at a very lightning-fast speed. Gone are the days when websites were static. Ajax came for dynamic websites and soon React, Angular, Vue, the list is long.

A couple of...

 

Before you start: You need some experience with php, Apache Servers, OkHttpUtils, Lists, Maps and JSON structures.

This is an updated example of how to

- communicate with a apache server via...

 

We had an elections yesterday and I saw a nice widget which can serve as a small example.

There are several parties each one with a...

 

Ola

I have about 125 questions and each question has 1 possible answer from 4 responses.

Let me depict everything like this...

1. Responses ( a user should only select one using a radio box)...

 

I couldn't find this on the forum but if you are looking to package your server (non-UI) app with Java 11 (OpenJDK) then you should be aware there is no JRE per se.

I came across an article (link...

 

Follow these steps to associate files, based on their extension, with your app. The user will be able to double click on a file and your app will be opened with the selected file.

Step 1: Make...

 

I was trying to get to grips with setting the column width in my Excel table. According to the help I tried:

number of characters x 256, but all my columns dissappeared!

Setting a...

 

Hi there

DEPRECATED: THIS WAS JUST A PROOF OF CONCEPT (now overtaken by BANanoWebix & BANanoVueMaterial)


Before you embark on this journey, you might first want to look at...

 

This little tutorial is about signing and verifying data you send/receive between apps (= all "programs", even websites). You can use it in B4A without a change (I don't know how B4i works, but I...

 

Ola

This is not a tutorial but just an off topic issue pertaining to BANanoWebix and the PRO widgets.

Webix besides the open source Webix offering, which BANanoWebix is based on, provides a...

 

Ola

BANAno4Dummies

TERMS OF ENGAGEMENT: Please DO NOT POST QUESTIONS ON THIS THREAD.

I AM ONLY DOING THIS DUE TO THE NUMEROUS REQUESTS I HAVE RECEIVED TO DO IT. I AM NOT A BANANO...

 

How to run ABMaterials on a Raspberry Pi

Using:
B4J v7.51
OpenJDK11
Raspberry Pi 3 and Asus Tinkerboard
DietPi image 6.25.3
Chrome, Firefox and Edge
The project 'Demo' from ABMaterial4.30.zip

1...

 

ModalSheets

what are they and what are they for?
​

From ABMaterial Demo we can read:

An ABMModalSheet component is like a mini...

 

Hi I have wrote this just in case someone needs to implement the jRDC2 on a VM on cloud, I know a lot of members already know this and it is definitely not a new information, but for someone that...

 

Ola there...

BANano3D

This is also part of my bucket list things... .Now that I'm a little comfortable with the html5 games outlook using BANanoCreateJS, today I thought why not...

 

Ola

Download BANanoWebix Things

Copy the 1.Libraries contents to your external b4j libraries folder. The project source code for this lesson is in BANanoWebixMultiPage

Part 5 here closes...

 

Hi All,

I went to use Rob's B4J How To's info (https://www.b4x.com/android/forum/threads/b4j-howtos.36350) and found like a few others that it wouldn't work in my web browser.

So I wrote a...

 

Ola

BANanoCreateJS

This is one of my bucket list things I've been wanting to look at, game development. So I have been looking for a simple js library to use.

As the lib BANanoCreateJS is...

 

Ola

Download BANanoWebix


Based on a request I received, the WixProgressBar comes handy for showing long processes. You just run the .SetProgressBar(elementID, config) and it will show a...