Tips

ORDA – Genealogy – Episode three

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In the first  and second episodes of this trilogy, we demonstrated the basics of ORDA using list boxes, entities, and entity selections. We also showed the way to use similar list boxes with distinct data sources and how to use Meta info expression to improve the list boxes’ graphics.

Today we’re going to have even more fun, with less code!

Events

Make your solutions scalable with preemptive multi-threading – Add K. from 4D Summit 2018

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Preemptive processes are powerful since they allow your applications to take full advantage of multi-core computers; consequently, this results in faster global execution time and more connected users. With 4D v17, we went a step further by providing you 1,000+ thread-safe commands!

Watch the Preemptive multi-threading video from the 4D Summit 2018 Keynote. It features Add Komoncharoensiri, Director of Technical Services (4D USA), explaining how the preemptive support in 4D helps you take advantage of your multi-core machines, as well as the new concepts we shipped along the way to help you boost performance and efficiency.

Tips

Compatibility settings – or driving with the parking brake on(Part 1)

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In code kitchens, I usually spend some time with the database settings, especially with the Compatibility settings. Often certain settings don’t follow best practices and during discussions with the application developer, I hear “oh, I never changed these” or “I’m not sure about the impact, so better not touch them”.

Since they could drastically impact the performance or behavior of your applications, we’ve begun a series of blog posts to discuss some of these “secret” settings.

Tips

Banking app tutorial with 4D for iOS

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4D for iOS offers various templates which allow you to develop apps that fit your business needs. Following the Contact App tutorial, this Tip blog post demonstrates step by step how to create a banking app using graphs! A visual representation of your clients’ available credit, their credit limit, current balance, and so on.
Tips

ORDA – Genealogy – Episode two

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In the first episode of this trilogy, we demonstrated the basics of ORDA using list boxes, entities, and entity selections. Today, we’re going a bit deeper by running some queries that will take advantage of recursive relationships. We’ll also have a quick look at how to display list boxes nicely using the “meta info expression” property.

Tips

Find which Apple Developer Program you need

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Your iOS app is complete and you’re ready to deploy? Now it’s time for you to choose the appropriate Apple Developer Program. Apple provides various programs for you to choose from: for App Store deployment, in-house deployment, or just for testing.

Don’t panic, we’ve got you covered! If you’re still wondering which Apple Developer Program best fits your needs, then keep reading.

Product

Check out the Code Editor enhancements

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The 4D Code Editor just got more user friendly! Say hello to character completion for quote marks “ ”, parentheses ( ), brackets [ ], and curly braces { }, as well as command blocks (For…End for, If … End if, etc.). But that’s not all, bracket matching has also been added to help you manage your collections, and the syntax for user methods is now displayed in the status bar just like a 4D command syntax!

Product

New look for file and folder dialogs on Windows

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The dialog boxes created by Select folder and the dialog box opened by 4D have now been updated with the latest version of Windows File Explorer. The overall user experience is improved, as you can now easily select your file or folder from different sources such as your computer, network or even your OneDrive account!

Tips

ORDA – Genealogy – Episode one

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We can all agree that ORDA is a great 4D V17 feature. A kind of revolution in the way of thinking and programming. 4D databases will never be seen the same way as before.

ORDA allows you to conceive advanced applications in less time, with more readable and clean code. To show you the power of ORDA we’ve prepared a series of tips for you, divided into three episodes. In this first episode, we’ll demonstrate how links should now be considered more as entities and entity collections, and we’ll show you how listboxes can now be based on entity selections, rather than selections or arrays.

Product

4D Write Pro: A new bar is born!

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We couldn’t be more thrilled to announce the birth of a new element in the 4D Write Pro Family: a new toolbar for 4D Write Pro!

Thanks to a design on point, the user experience is even better for creating documents.