Managing HTTP Requests with HTTP Agents
In 4D 19 R6, we introduced HTTP classes to modernize syntax and enhance functionalities for our HTTP client commands. Building on this foundation, 4D ...
July 17, 2024
1 min read
Internal Classes
New 4D remote session object with Client/Server connection and Stored procedure
In 4D applications, four types of sessions exist 4D Remote session, Stored Procedure session, Mobile session, and Web session. The Session command al...
May 3, 2024
1 min read
Injecting Custom Data In Websocket Client Headers
Customizing WebSocket client headers lets you inject specific information, preferences, or requirements into the WebSocket connection establishment pr...
October 20, 2023
1 min read
Websocket Client
In today's interconnected world, the need for real-time updates is paramount for websites and IoT applications. A way to deliver information instantl...
July 17, 2023
1 min read
New Built-in Websocket Server
In an increasingly connected world, websites or IoT applications must be updated in real-time. A way to deliver information instantly to your sites i...
April 27, 2023
1 min read
Latest Improvements of the HTTP Client
With 4D v19R6, we brought you a new way to perform HTTP requests: HTTP classes. At that time, some of the HTTP classes functionalities were not final,...
October 18, 2022
1 min read
Files, Folders… and now File Handles!
The File and Folder commands, which appeared in 4D v17 R5, enable you to manage folders and files on disk in a modern and efficient way. When it come...
October 14, 2022
1 min read
HTTP classes: A New Way to Perform Asynchronous HTTP Requests
In our constant effort to improve 4D syntax and functionalities, we have decided to bring you new commands to perform HTTP requests in 4D: the HTTP cl...
July 19, 2022
1 min read
System Worker Vs. LAUNCH EXTERNAL PROCESS
System Workers might look like LAUNCH EXTERNAL PROCESS — but they're way more powerful. This 15-minute video explains how to use System Workers with ...
May 18, 2022
1 min read
Launch an external process asynchronously
Sometimes you have to run processes in the background, and as soon as one finishes, perform some actions according to its exit code. From the v19 R4, ...
January 14, 2022
1 min read