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One of the golden rules of optimization is to regularly re-read your code to identify possible improvements, while taking into...
Discover best practices for securing data access in 4D Qodly Pro. During the session, you’ll learn how to protect your...
Learn how to transform a 4D project into a complete executable application, ready to be delivered to your users.This course...
Welcome to this 4D Qodly Pro course!In this series, we’ll explore the essential features of Qodly Pro by building a...
From semantic search to intelligent search in your applications Join Mathieu Ferry, to discover how 4D 21 LTS is transforming...
This module introduces 4D’s synchronization mechanisms: signals and semaphores.These tools enable you to coordinate several processes working in parallel, avoid...
In the beginning, there were processes, which enabled us to carry out several actions in parallel and to multi-window. Then...
With associative arrays, you can use the power of a data dictionary in 4D. Associative arrays, also known as catalog...
In a very short space of time, objects have become an essential part of the 4D language and form the...
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