WebPython Regex Cheatsheet. Regular Expression Basics. Any character except newline: a: The character a: ab: The string ab: a b: a or b: a*: 0 or more a's \\ Escapes a special character: Regular Expression Quantifiers * 0 or more + 1 or more? 0 or 1 {2} Exactly 2 {2, 5} Between 2 and 5 {2,} 2 or more (,5} Up to 5: WebThis work is licensed under a Creative Commons Attribution-NonCommercial 2.5 License. This means you're free to copy and share these comics (but not to sell them). More details..
xkcd: Perl Problems
WebRegexTranslator - A web app to decode Regex into plain English. You can edit it and translate back. Explain.pl - Explain Regular Expressions. Exercises. HackerRank Regex Challenges - Regex challenges with varying levels of difficulty. Redoku - Little Regex Sudoku/Crossword thing (by @padolsey). Regex Tuesday - Challenges - Challenge list … WebIts 1111111 in binary, in case you didn't get it. rafabulsing • 6 yr. ago. It's the biggest number you can store in 7 bits (2 7 - 1). In binary, that would be 1111111. I personally would say that 128 (1000000) is a round number, not 127, but hey, it's close enough. Randall made the same joke on xkcd #1024, I believe. inches to tenths converter
xkcd 1739: Fixing Problems : r/xkcd - Reddit
WebJan 9, 2024 · My attempt to do this range is as follows: (99 [1-9] [0-9] [0-9] [1-9] [0-9] [0-9] [0-9]) This is supposed to match 99, any 3 digit number or any 4 digit number, but it does not work as expected. When tested it matches only numbers 99 and 3 digit numbers. Four digit numbers are not matched at all. If I only write the part for 4 digit numbers ... WebSep 9, 2016 · In regular expression syntax . represents any single character (usually excluding the newline character), while * is a quantifier meaning zero or more of the preceding regex atom (character or group). ? is a quantifier meaning zero or one instances of the preceding atom, or (in regex variants that support it) a modifier that sets the … WebJul 13, 2024 · Stick figure insights into fake AI, reverse Turing tests, superintelligence, and more. XKCD, a 15-year-old “webcomic of romance, sarcasm, math, and language,” ingeniously distills complex ideas, like AI, into simple strips. XKCD graciously allows re-printing with attribution, so here are 12 XKCD strips that show the truth about AI. inav optical flow calibration