If you want to help, don't teach developers to write unreadable source code - teach them to use a minifier instead.
I realize a minifier won't be able to use all of these patterns, but that's really no excuse either - if you know how to improve it, consider contributing new transforms to a minifier instead. (Probably a few of these would need to be marked as "unsafe" though...)
For further actions, you may consider blocking this person and/or reporting abuse
We're a place where coders share, stay up-to-date and grow their careers.
If you want to help, don't teach developers to write unreadable source code - teach them to use a minifier instead.
I realize a minifier won't be able to use all of these patterns, but that's really no excuse either - if you know how to improve it, consider contributing new transforms to a minifier instead. (Probably a few of these would need to be marked as "unsafe" though...)