Only if needle is before target

This RegEx can be used to check whether a string (usually a commit message) matches the structure specified in the conventional commits specification and it allows to retrieve the sections of the structure via. named groups. The groups are the following: (? means, that this can be empty/nullable) ...

This REGEX can be used for, e.g., PHP scripts to filter out comments that are only important for development.

| Regex | Number | | :----------: | :-----------: | | 1?[1-9]?\d | 0-99, 110-199 | | 12\d | 100-149, 200-249 | | 25[0-5] | 250-255 | ...

Validate one URL HTTP and HTTPS

triple / double bottles

(?:https?:\/\/)?(?:www.)?instagram.com\/?([a-zA-Z0-9\.\\-]+)?\/([p]+)?([reel]+)?([tv]+)?([stories]+)?\/([a-zA-Z0-9\-\\.]+)\/?([0-9]+)?

T

Get NICs from string

This would appear to violate the premise of this famous StackOverflow answer, however this is not parsing as such, only matching or heuristic identification. Technically, all text is HTML if served to a browser in such a way that the browser chooses to interpret it that way, e.g. using a text/html ...

convert mikrotik rsc to one line as every rule

emoji-test.txt

Match emoji in emoji-zwj-sequences.txt

Or any other particular case where given any line that starts with the pattern "@apply" (or any other line heading) and it substitutes any word (list of characters without spaces), with or without puntuation in them, and it adds a custom prefix to all the words in that line but the line heading.

HGVS Nomenclature Check for ClinVar Submissions

Prepare batch job for opportunity close

This pattern finds a parameter (sst) key + value in a GET request URL. When replaced with an empty string, effectively removes the parameter. Works with both full URLs and isolated query strings. Works in PCRE and PCRE2. Full use case: if (isset($_GET["sst"])) { // validate...

i have paste \n after every 2-th comma using sed sed 's/\(\(*,\)\{2\}\)/\1\n/g'

Extract substitution parameters from python print strings works with fstrings old style format strings old style %(variable) strings

Get the python substitution strings from inside of print statements. Replace the whole substitution string with {{ ArgumentName }} for use in a Jinja2 rendering. Supports fstrings...