Shared Classes
Do you want a simplified way to use shared objects, following the classic object syntax and automatically calling use/end use when needed? Fasten you...
May 2, 2024
1 min read
For Developers
Build better 4D applications with practical patterns and technical deep dives from our blog.
Singletons in 4D
4D 20 R5 delivers a powerful feature for developers: Singletons! The singleton design pattern creates a single instance of a class accessible through...
May 2, 2024
1 min read
Improved 4D Client Licenses Usage with Qodly Studio for 4D
Those of you who have started using Qodly Studio for 4D already know how powerful this new tool is for developing business web applications. If you h...
May 2, 2024
1 min read
4D keeps your selections of records consistent regarding deletion of records
Deletion of data should be handled with care. To prevent issues, we can use transactions or rely on backups and logs. Some improvements have been mad...
February 27, 2024
1 min read
Tailored Customization for Dates and Times
The manipulation of dates and times often requires specific formatting for various representations based on 4D's internal resources or operating syste...
January 24, 2024
1 min read
Non-blocking Printing
With 4D v20 R4, we significantly improved the management of print jobs inside 4D. 4D can now run multiple print jobs in parallel, significantly increa...
January 19, 2024
1 min read
Introducing Code Live Checker: Elevating Code Quality in 4D Development
4D v20 R4 introduces the Code Live Checker, an algorithm used during Compilation, Syntax Checking, and code typing in the Code Editor. In this blog po...
January 19, 2024
1 min read
A New Way to Handle Errors
We've recently introduced a new error-handling mechanism using the new throw() command. This marked the first step towards a new error handling syste...
January 18, 2024
1 min read
Streamlined Method Parameter Declarations
In the pursuit of efficient coding practices, 4D developers commonly configure compilation path settings to enhance syntax and typing checks, thereby ...
January 18, 2024
1 min read
Structure Definition Export in HTML
Sharing structure definitions with colleagues, users, or customers is simplified through HTML formatting. In 4D, structure definitions are presented ...
January 17, 2024
1 min read