Match date from calendar as string

Find all instances of a double dollar delimited centred LaTeX equation, for use with e.g. KaTeX

oneliner SOA record matching regexp. like "ns1.domain.com.ge. mail.ns1.domain.com.ge. (2014061613 3600 600 604800 1800 )" without @ IN SOA in begging, usefull when implementing something like DNS GUI.

Follow the instructions to match/don't match the following urls. Then post to comminity with title: [URL CHALLENGE]:

For Validating alphanumeric and numeric range

The second matcher will get EE tags from $tagdata.

I'm new to regular expressions and I've been searching high and low for this really simple date conversion from YYMMDD to DD/MM/YY e.g. 140923 to 23/09/14. Maybe I just didn't search hard enough, but here goes: Search/original string: (\d{4})(\d{2})(\d{2}) ...

Why this regEx not find all single character? Why not work Start of string and End of string in bracket?

Parses an R-Type Mips instruction. You can add and remove instructions in the list to support more R-Type instructions. Will detect only "add", "and", "nor" or "sub" as is

Parses an I-Type Mips instruction. You can add and remove instructions in the list to support more I-Type instructions. Will detect only "addi", "andi" or "ori" as is

Matches european dates (DD.MM.YYYY[ HH:MM:SS]) and MS-SQL Timestamp ({ts 'YYYY-MM-DD HH:MM:SS'})

Semantic Versioning regex pattern according to Tom Preston-Werner http://semver.org/ https://github.com/mojombo/semver/blob/master/semver.md ...

test

Hi there, I try to learn and improve my regex knowledge... I want to fetch all lines below the "="-line and between the "-"-lines and access them via $1 - $n. Is this possible? Or should I fetch the whole string below the "="-line and the last "-"-line, then seperate the lines after that in another...