Automatic Refresh of OEM Build Licenses
4D automatically refreshes development licenses when they reach their expiration date. However, OEM build licenses (4D Server OEM and OEM XML keys) st...
May 20, 2025
1 min read
For Admins
Operate, deploy, and maintain 4D environments with control and predictability.
New class to handle incoming TCP connections
In 4D 20 R8, we introduced the TCPConnection class, allowing you to initiate TCP connections to remote servers. With 4D v20 R9, we're excited to bring...
May 16, 2025
1 min read
Formulas in Label Wizard
Starting with 4D 20 R9, the Label Wizard component has received update to enhance your experience with formulas. This improves security by preventing ...
April 25, 2025
1 min read
Enhancing macOS Privacy and Security with Application UUID
With the Sequoia update, macOS now relies on the UUID of applications for various privacy and security controls, such as network access. This new feat...
April 25, 2025
1 min read
Use class in embedded web area with $4d
With 4D 20 R9, 4D introduces new commands that allow developers to define an object context for $4d, ensuring only specific functions are exposed. Pre...
April 24, 2025
1 min read
Restrict data according to privileges or information saved in session storage
In modern application development, securing and finely managing data access are essential. Thanks to the restrict event in 4D, it is possible to dynam...
April 9, 2025
1 min read
Building evaluation applications
In previous versions of 4D, developers could request evaluation licenses for development purposes, but providing end users with evaluation versions of...
March 14, 2025
1 min read
Master HTTP Requests with 4D Request Handlers
In today’s web-driven world, servers process an overwhelming number of requests. Efficiently analyzing, counting, interpreting, and rerouting these re...
February 10, 2025
1 min read
New class to perform TCP connections
With the release of 4D 20 R8, a game-changing feature has arrived:: the TCPConnection class. This modern class leverages object-oriented syntax and su...
January 29, 2025
1 min read
4D Write Pro – Sign and secure documents
The purpose of this article is to show how, in an easy-to-implement way, you can sign and verify documents transparently. The obvious benefit of this...
January 28, 2025
1 min read