No, WordPress passwords are not stored in plain text. They’re stored as hashes generated by an old version of PHPass, which I think does multiple rounds of salted MD5 hashes. You cannot extract the original password from this, by design. See Why shouldn’t I store passwords in plain text? on Information Security StackExchange. If you … Read more
Multisite Login Access Restrictions
No, WordPress passwords are not stored in plain text. They’re stored as hashes generated by an old version of PHPass, which I think does multiple rounds of salted MD5 hashes. You cannot extract the original password from this, by design. See Why shouldn’t I store passwords in plain text? on Information Security StackExchange. If you … Read more
What MySQL query can I use to get a list of users who have never logged in to WP? None. WordPress does not store this information so this is not something you can do, you would need to add code for it but that would also require going back to 2015 to add the code … Read more
Editing the core files is not recommended. You may try downloading a clean install of WordPress files. If you can, set the current theme to TwentySeventeen so your database is ready to work with a clean install. Make sure to back up your database if you have not already. Follow the codex instructions to delete … Read more
determine active user browser at the same time
How to have a WordPress user profile just having one button and one input textbox?
Front-end ajax problem all users and guests getting a 302 redirect when accessing wp-admin/admin-ajax.php
Background Gating unauthenticated end-user’s ability to view site content based on the activity of such users is a difficult problem to solve reliably, owed to the design of web technologies as a whole. To the best of my knowledge, WordPress core provides no features which require any such functionality, and so there are no core … Read more
Update: as @Mark Kaplun pointed out. once you let a developer in there is no way to restrict him. If you don’t trust someone for good reason, than don’t let him in as there are more than enough privilege escalation exploits going around for him to make himself admin. So the solution I provided needs … Read more