Regular Expressions 101

Text to sentence is easy, but not when there are URLs or website names inside the text.

replace-last-comma with semicolon similar to http://stackoverflow.com/questions/3829483/how-to-replace-last-occurrence-of-characters-in-a-string-using-javascript

validate a url with or without query string and scheme

if you want to validate user mail

Extract the usernames out of a log dump from IRCCloud

A password regex that has to have at least 1 uppercase caracter, 1 lowercase caracter, 1 special caracter and a digit

validate 14,9 decimals

A password regex that has to have 6 characters at minimum, not spaces allowed, and at least 1 special character, 1 uppercase letter, 1 lowercase letter and a digit

Get the ID from the multiple Giphy URLs

Выражение осуществялет поиск процента в строке вида: 10% 5-17% 25-74,3% 41,6-48% 3,5-27,9%

Splits words for title casing; $0[0].toUpperCase(); `

Find fasting range in lab result text

Find range in lab result text

aaa

Señala el comienzo de un string en modo multilinea

matches only lines that do not contain the string uses negative look arounds appends the new item always to the back suffers from a leading comma in case the list was empty