This contains various regexes that I find useful.
Match any character except newline
Match particular first word of a string on a multiple lines
Match multiple lines of negative and positive floating point numbers with a value less than 1000.
Do not return result from a group
For example, do not return the year from this string:
You'll note that everything else is being captured, as well as the time being caputured by a specific group. However, this will not include 2015 or 2016.