Object notation to handle files and folders
4D already provides commands to handle files and folders, but what about new commands that take advantage of the power of object notation? Objects ha...
May 2, 2019
1 min read
4D Language
Design application logic with strong typing, object oriented principles, structured error handling, and modular class architecture. Write clear, maintainable code that works consistently across desktop, web, REST, and client server environments.
Read 4D object fields with SQL Engine
A 4D object field is a persistent database field type, stored as binary content. Previously, reading this type of field by an ODBC driver wasn't possi...
April 19, 2019
1 min read
Formula: More power behind simplicity
The Formula command is available since 4D v17 R3. So far you might have thought of assigning a formula as a method to an object or building smart obje...
March 26, 2019
1 min read
Easily synchronize your processes
Preemptive processes are very useful for performing extensive calculations in parallel, using all of the cores in your CPU, but sometimes you need to ...
February 8, 2019
1 min read
New server administration commands
4D continues to deliver features to help you create your own applications to monitor your servers. From programmatically retrieving information about ...
February 6, 2019
1 min read
Preemptive processes on 4D remote
Do you need to run complex calculations or exports on the client side? Use preemptive processes and start these actions without slowing down users and...
January 17, 2019
1 min read
Get info about the running application
4D v17 R3 takes your database analysis a step further by enabling you to create a customized server administration dialog. Following the ability to re...
November 5, 2018
1 min read
Write your own methods for objects
A new command is at your disposal allowing you to use formulas in your code. You can now encapsulate them in objects and call them when needed. There'...
October 17, 2018
1 min read
Make your solutions scalable with preemptive multi-threading – Add K. from 4D Summit 2018
Preemptive processes are powerful since they allow your applications to take full advantage of multi-core computers; consequently, this results in fas...
August 27, 2018
1 min read
Preemptive Web Services Server and Client
Preemptive Web Services allow your applications to take full advantage of multi-core computers resulting in faster responses for simultaneous requests...
July 16, 2018
1 min read