Regex validate PIN code (Solution www.codewars.com) https://www.codewars.com/kata/regex-validate-pin-code/javascript

Lets modify a route dinamically from any word that starts with ':' until the next slash

This is used as a general rule to create an interactive link to JIRA

matches any letters or numbers '-' '_' '.' in prefix @ letters or numbers '-' in domain . 2 or 3 letters in suffix useful for getting emails from files that include emails

Regex to detect string of js

Regex for detecting lines that don't have a date before closing parentheses. It uses a negative lookahead.

Bind of x (y …) M

From: stackoverflow.com/questions/12870489/regex-to-match-a-word-with-unique-non-repeating-characters