Tips
Add Komoncharoensiri
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Tips & Tricks for your 4D Apps – September 2024 Edition

by Add Komoncharoensiri, Director of Technical Services at 4D Inc

Here we go with another set of tips and tricks.

The 4D Knowledge Base is a library of information about 4D technology where weekly tech tips and monthly tech notes are actively published. If you missed the last tips on the KB, that’s fine; here is a compilation from the past few weeks.

This blog post covers 20 tips:

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Product
Roland Lannuzel
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PDF/A3 Attachment Extraction

In previous posts, we explored embedding documents within PDF/A-3 files using 4D Write Pro, including generating electronic invoices. As e-invoicing becomes mandatory in various European countries—such as France and Germany—the ability to extract embedded XML files from these PDFs is becoming crucial. But the utility of PDF/A-3 extends beyond invoices; these files can embed various document types that may require extraction.

While tools like Adobe Acrobat Reader offer manual extraction, this post introduces an efficient, automated method using 4D 20 R6 to easily handle the process.

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News
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QODLY STUDIO FOR 4D: WHAT’S NEW IN 4D 20 R6

With each release, Qodly Studio for 4D becomes a more powerful platform, a robust and user-friendly solution for building business web applications with minimal coding effort.

Integrated within 4D, Qodly Studio for 4D allows you to leverage existing business logic developed for desktop applications.

Qodly Studio for 4D 20 R6 introduces a host of intuitive features, making it easier than ever to bring your vision to life. 

Let’s dive into the details!

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Product
Nicolas Brachfogel
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REST and Qodly Support of Singletons

With 4D 20 R5, we released singletons. And with 4D 20 R6, we now allow you to directly call the exposed functions of your shared singletons through REST calls. Similarly, you can use the exposed functions of your shared singletons in events when designing your Qodly Pages. Let me delve deeper into these new capabilities.

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Tips
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How to Add Custom Components to your App

Qodly Studio for 4D is a powerful tool for creating full-featured, complex business applications. While its pre-built components are versatile, custom solutions are sometimes essential.

Custom components allow you to build a custom solution for your own project – and to benefit from many components built by 4D or the community to enrich your user interface.

This blog post, complemented by a video tutorial, will walk you through the process of integrating custom components into your Qodly Studio for the 4D project.

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