Tips & Tricks for your 4D Apps – May 2024 Edition



Tips

by Add Komoncharoensiri, Director of Technical Services at 4D Inc

Here we go with another set of tips and tricks.

The 4D Knowledge Base is a library of information about 4D technology where weekly tech tips and monthly tech notes 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:

      1. Utility Method to Compare the Digest of Two Inputs
      2. Disabling security calls when converting old SMTP commands
      3. Remember to declare a component namespace for component classes
      4. Utility Method to Obtain User Session Info
      5. 4D Versionings, Releases, and Branches
      6. Remember to close the form method before renaming the form
      7. 4D Write Pro Table border priority
      8. How to confirm the correct Unlimited Desktop license number for the build application
      9. Error: 4D Write Pro requires a valid license key
      10. Matching Clients and Servers
      11. Web and View Pro area will always appear on top of other form objects
      12. Loading a hierarchical list from a thread-safe execution
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Add Komoncharoensiri
Add Komoncharoensiri has been a key member of the technical support team since 2000. He started his career at the company as a technical support engineer before becoming a 4D evangelist in 2003, then internal applications manager in 2006, and finally director of technical services in 2007. Add earned a computer science degree from San Jose State University in 2000. He is passionate about user experience (UX) and user interface programming. He has been involved in the development and management of the 4D Knowledgebase and 4D Partner Central websites.