Regexp to add gcache.size to Galera cluster config, using Ansible's replace module

Accounts for any character 4 times and not 'null'

lua file name

Matching %d-%b date format with or without leading 0 in the day

[A-Za-z0-9]+@[a-zA-Z0-9_-]+(\.[a-zA-Z0-9_-]+) `

提取并分组： 题号 ABCD四个答案

Simple regex to split url

Regex para uso com Grafana Loki Log feito via Mangle, com prefix $user do freeradius.

/(^((\d{4}-(((0[13578]|1)-(0[1-9]|[1-2]\d|3[01]))))|((\d{4}-(((0[469]|1)-(0[1-9]|[1-2]\d|3)))))|((\d{4}-(0[2]-(0[1-9]|[1-2]\d)))))T(([01]\d|2[0-3]):([0-5]\d):([0-5]\d))?(+-\d:[0-5]\d)$)/gm

Matches CDATA sections while disallowing nesting

Extract the numerical ID of a VK Commmunity fromit's wall url.

Simple search of string length with the regexp

Detects UK postcodes (minimal edge cases)

Detects specific prefixes followed by number series

Detects specific word in a sentence

Stuff for a dnd thing

完形填空

非法发

Match Brazilian documents

Look for all entries of a country on a list that can have repeated values