regex 567 python 213 javascript 203 regexp 174 regular-expressions 136 python3 81 java 71 nodejs 52 pandas 49 typescript 47 parser 40 nfa 39 html 38 regex-pattern 38 dfa 36 validation 35 php 34 nlp 32 regular-expression-engine 30 css 30 json 29 html5 28 automata 28 swift 27 string 26 cpp 26 c 26 golang 25 parsing 24 regex-engine 24 pattern-matching 24 library 24 numpy 23 node 23 matplotlib 22 filter 20 machine-learning 20 bash 19 beautifulsoup 19 search 18 compiler 18 rust 18 grep 18 sql 18 react 18 beautifulsoup4 17 cli 17 text-processing 17 js 17 glob 17 match 17 replace 17 go 16 csharp 16 natural-language-processing 16 nltk 16 finite-state-machine 16 regexes 16 webscraping 16 css3 16 string-manipulation 15 string-matching 15 functional-programming 15 utility 15 mysql 15 data-structures 14 pcre 14 form-validation 14 lexical-analysis 14 command-line-tool 14 seaborn 14 pattern 13 data-science 13 regular 13 tokenizer 13 web-scraping 13 linux 13 formal-languages 12 grammar 12 haskell 12 nlp-machine-learning 12 requests 12 functions 12 ruby 12 es6 12 re 12 validator 11 object-oriented-programming 11 database 11 hacktoberfest 11 lexer 11 text 11 api 11 tutorial 11 android 11 context-free-grammar 10 cheatsheet 10 file 10 flask 10 git 10