: A new indicator for the active item in the Activity Bar was added to improve readability.
The Visual Studio Code 1.40 release, also known as the update, was primarily a "housekeeping" iteration focused on improving stability and addressing the project's issue backlog. Core Focus: Housekeeping visual-studio-code-1-40
: Two new theme colors ( window.activeBorder and window.inactiveBorder ) were introduced to allow users and theme authors to customize the VS Code window border. : A new indicator for the active item
For detailed technical changes, you can view the official October 2019 (version 1.40) Release Notes on the Visual Studio Code website. also known as the update
While the focus was stability, several workbench and editor improvements were introduced: