Can't seem to find the solution for this. My current VSCode version is the latest, 1.29.1.
OS: Windows 10 Pro 64-bit
Bios: Phoenix BIOS SC-T v2.1
Processor: IntelCore i5-5300u
Memory: 8192MB RAM
As mentioned here, Visual Studio Code will remember opened files if the following settings are set:
files.hotExit: "onExit" window.restoreWindows": "all", Regarding the "open with" feature, see vscode issue 12147 for illustration:
You need to activate that option during the install process: