/^1-9{3} ?(?!sa|sd|ss)[a-z]{2}$/i

Find a bunch of different types of email with this RegEx

This regexp can be used to separate words in common text.

Extracts from a PF file the summary table from the RAH command

For use with router layer 7 filtering, will detect intial connection or initial response

$12.34

Nice and understandable Version of youtubelink fields extraction.

idk

Grab all placeholder "tags" that are alphanumeric with optional underscores. In this example my placeholders are double curly braces e.g. {{MY_VARIABLE_NAME}}. Change out the braces for whichever symbol/character you are using or add/remove more. E.g. [[MY_VARIABLE_NAME]] would be matched with \[\...