B4J Tutorials

[BANano] Using an external Editor like WYSIWYG Web Builder with B4J/BANano

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  • WYSIWYGWebBuilder.zip
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[jPOI] Migration to version 5 Mac

For Mac
as already suggested by the good @KMatle

I needed to remove the Packager property (The B4J-packager does it on it's own with the new version)

Note 1*
B4X: 
'#PackagerProperty...
 
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Tag management for UI Nodes

In B4XPages we rely heavily on tags to identify UI elements. Yet tags are valuable for connecting data to the UI, too, and it is easy to feel we are wasting tags for identification.
There is a...
 
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[BANano] Why it is important to use unique names for your elements when not using AutoID?

Ola

I just spent some time nearly sweating as to why my app was not working properly. Turns out that my element names are not unique and as such a conflict arose.



Background...
 
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[BANano] Creating PDF Documents with jsPDF using BANanoJsPDFAD

Ola

As you are aware, the BANanoJsPDFAD tool is out. Its developed using jsPDF and it uses the abstract designer for you to create pdf Documents.

You can insert text, triangles, images...
 
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[XLUtils] Word document with 200 charts

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  • 1.zip
    79.4 KB · Views: 637
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[XLUtils] Word - bookmarks, urls and page breaks



XLUtils v2.02 adds support for urls, bookmarks and page breaks.

A paragraph tag with the PageBreak attribute will start on a new page.
B4X: 
$"[p PageBreak=True]This will appear...
 

Attachments

  • WordExample.zip
    16.5 KB · Views: 618
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[B4X] Proxy Server Socks 4 and Proxy Http (Source Code)

Many years ago I needed to sniff a connection and I didn't have a free sniffer available and I didn't know how to create one .... So after a long reflection I decided to create a Proxy Server in...
 

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  • Sock4.zip
    5.6 KB · Views: 614
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[jPOI] Migration to version 5 experience (not a big thing)

Just a short note how my experience was migrating to JPOI5. Not worth a tutorial - more a "all easy note" when you migrate an important app (like mine which is used by a company).

I needed to...
 
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javafx charts / graphs - LineChart, PieChart, BarChart, AreaChart, Horizontal BarChart, Stacked BarChart, Stacked AreaChart

This is an "inline java code" example for the javafx line chart. It has very basic functionality at present.

You will need javafx.controls.jar. I found the jar on my computer at...
 

Attachments

  • LineChart.zip
    4.4 KB · Views: 685
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[XLUtils] Hyperlinks and Outlining / Grouping

XLUtils v1.03 adds support for grouping rows and columns and for adding links.



Grouping is done with XLSheetWriter.GroupRows / Columns.
By default the expand button is positioned at...
 

Attachments

  • CovidDataOutlining.zip
    9.9 KB · Views: 605
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jServer & SQLite [Multiple Request Stress Test]

Should I use SQLite as my web server database?

This has come up before and last week it came up again in the "Chit Chat" forum. The question has already been answered here before and there...
 

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  • StressSQLite.zip
    5.9 KB · Views: 794
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[B4J] - Lottery for Telegram (Source)

Hi all,
Used to make a lottery in Telegram.
You can expand the UI of this app and use it like TV lotteries.
for example: (Be sure to watch the clip)

this zip file has a...
 

Attachments

  • Lottery-V1.zip
    3.9 KB · Views: 680
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[BANanoVuetifyAD] vuetify.GetElementByID

Hi to all
it's probably not the right way, so I'm asking you where I'm wrong
This Sub is in pgIndex (about is another code module)
B4X: 
Sub btnlogOff_click(e As BANanoEvent)
    If about.login =...
 
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[WebApp] Web Apps Overview



B4J v2.00 adds support for web applications based on WebSocket technology. With WebSocket The browser and the server...
 

Attachments

  • ServerExample.zip
    75.1 KB · Views: 2,113
  • ServerExampleNoMySQL.zip
    71.8 KB · Views: 2,157
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[BANano] Creating & Using Renderless Custom Views

Ola

Say what? A render-less custom view? What on earth is this guy on about?

Well without overthinking what this is. A render-less custom view is basically a normal class, that is made into a...
 

Attachments

  • VListOptions.bas
    39.2 KB · Views: 510
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[BANanoVuetifyAD3] Creating the Nobel Prize Show WebApp using the Abstract Designer

Ola

Download

Attached please find the source code for the Nobel Prize Show WebApp developed using BVAD3. The source code of the app is inside the zip file. You will need additional...
 
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[XLUtils] Generate PDF reports



XLUtils v1.13 adds support for converting workbooks to PDF. This is a Windows only feature and it relies on Excel being installed on the computer.

Exporting to PDF is a matter of...
 

Attachments

  • Project.zip
    20.6 KB · Views: 1,093
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[BANanoVuetifyAD3] Beginning WebApp Animations with BANanoAnimeJS

Ola

This tutorial is related to BVAD3, however the library can be used separately outside of the BVAD3 namespace. As it is rather a specialized area for web development, we have created an own...
 

Attachments

  • BANanoAnimeJS.zip
    12 KB · Views: 480
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Using Sql Server 2008 with Advance Project Management of Saif

Hi Members.

This is continuation of below post

My struggle and win with Advance Project Management of Saif

Hi Members, Warning: This a first post I have written so long that it may cure insomnia of members. I tagged this post as tutorial as it has guidance for solving errors as I found. First I will like to thank Saif to giving me this amazing product for free...
www.b4x.com

Trying to restore the given...
 

Attachments

  • b4jpm_tables_2008_r2.sql.txt
    4.1 KB · Views: 498
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