Removing the broken links in the realworld users list. I checked the backlinks using,

https://www.deadlinkchecker.com/website-dead-link-checker.asp

and manually verified these urls to be invalid.

Adding Codiva.io Online Java Compiler and IDE to the existing users list.

This will highlight some of the advanced usage of Codemirror

- Multiple Tabbed editor
- Continuous compilation in the backend
- Autocompletion
- Mobile friendly
- Read-only mode

That overlay modes can use to access the underlying token info.

Improved the description of "make the problem occur", explaining that maintainers want to reproduce the error.

Issue #4929

Issue #4809

Issue #4800

FEATURE: Mouse button clicks can now be bound in keymaps by using
names like `"LeftClick"` or `"Ctrl-Alt-MiddleTripleClick"`. When bound
to a function, that function will be passed the position of the click
as second argument.

FEATURE: The behavior of mouse selection and dragging can now be
customized with the
[`configureMouse`](http://codemirror.net/doc/manual.html#option_configureMouse)
option.

Avoid duplicates for #4719

The URL for the official blog has changed
Also, there has been a terminology change in the Blogger interface, now 'template' has been replaced by 'theme'

We use Code Mirror for our code editor at Codevolve.