The fourth bird questions

The fourth bird answers

• Regex: Decimal with constraints and certain alpha characters allowed at the end
• Regex 4 characters and 1 space minimum anywhere position
• Regex that matches before and after certain characters
• Regex capture groups and use OR statement
• regex for allowing alphanumeric, special characters and not ending with @ or _ or
• Parse measurements (multiple dimensions) from a given string in Python 3
• How do I get find a word that contains some specific letter AND one in particular (using regex)?
• replace all comma seperated numbers to dot seperated numbers in string in javascript
• How to remove words with # or $ at the end of a sentence to be removed (Regex)
• Regex that captures a group with a positive lookahead but doesn't match a pattern