The first video showed you the power of system workers and the flexibility they bring along.
This sequel will focus on the actual usage by going through a ready-to-use component that simplifies cURL (included in Mac and Windows OS) and enables file transfers with a wide range of protocols or servers. Download or upload files and receive directory listings; everything you need to perform a file transfer.
The component provides a progress bar (for one or more parallel operations), including an optional cancel button, allowing the end-user to abort long-running operations.
The 15-minutes video explains how to use the class:
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 more than just the LAUNCH EXTERNAL PROCESS command. Besides simple usage, it also shows how to use callbacks to receive information from a running external application, such as a progress bar:
by Add Komoncharoensiri, Director of Technical Services at 4D Inc
As you know, 4D Knowledge Base is a library of information about the 4D technology where weekly tech tips and monthly technotes are actively published. If you missed the last tips on the KB, that’s fine; here is a compilation from the past few weeks.
This blog post covers 12 tips:
ORDA/REST performance is a strategic matter; that’s why we shipped many features related to this topic, such as the ORDA/REST request optimization in Client/Server and when working with a remote datastore. Lately, we also gave you complete control over the ORDA/REST request optimization.
This blog post gives you the plan to follow in order to ace your ORDA/REST performance game. It includes other blog posts to read, videos to watch, and a demo to play with to increase performance in your applications quickly and easily.