Determine user if the user has a pending request
8835
Restrict user to create leave request with other employee
25117
php username check on database when user already taken
52972
Detecting request type in PHP (GET, POST, PUT or DELETE)
19994
What's the best way to check if person accounts are enabled via Apex Code?
96982
Uncommited work pending when callout in @Queuable,
50556
Force Accepted Answers on Questions by Inactive Users
91504
Ask a question and notify users on specific users list
154056
Length of time before reconsidering feature requests
96308
Check if Cookie Exists
80402
How to resolve 'Fields pending deletion' and force deletion of said field?
70616
How to find the query that is still holding a lock?
156269
Show if a user is online, idle, or offline on their account page?
98123
How can I use JavaScript to detect if I am on a cached page
126638
How can I determine if a jQuery object is deferred?
42172
Determining user's reputation as of particular date?
64851
How do I programmatically log in a user with a POST request?
96137
In hook_user_login is there a way to know if this is the first time the user has logged in?