Double-clicking on the “.pkg” (1.6GB) resulted in a window that popped up saying this:
This “never” ended in my case. And I waited for more than 30 minutes. And I tried more than once. Then I turned to “Microsoft Office Online”.
Microsoft Office in a web browser.
He will be in Berlin again. I am looking forward to 2017-12-04.
The above articles (Stack Overflow) do not exactly answer my question, but they are rather close.
The key is using api.php and action=query.
Purpose: I want to compare articles of two rather close wikis, and the articles have a common ancestor.
Upgrading ran into an error:
An error occurred while updating Jetpack by WordPress.com: Could not copy file. jetpack/_inc/build/admin.js
I hope, my installation did not become unstable through this problem. I guess, they will prepare and provide a working upgrade rather soonish.
I hope this note will help me finding them again next time.