From 6e709b1b27e2c1b4cd93b1820e5eac2dbf92166e Mon Sep 17 00:00:00 2001 From: ronny abraham Date: Wed, 14 May 2025 13:43:27 +0300 Subject: [PATCH] update --- _subsections/lesson-04.org | 15 +++++++++++---- 1 file changed, 11 insertions(+), 4 deletions(-) diff --git a/_subsections/lesson-04.org b/_subsections/lesson-04.org index c00daf3..407ac07 100644 --- a/_subsections/lesson-04.org +++ b/_subsections/lesson-04.org @@ -10,8 +10,7 @@ - [[https://www.youtube.com/playlist?list=PLyzOVJj3bHQuloKGG59rS43e29ro7I57J][Playlist: Missing Semester]] - [[https://missing.csail.mit.edu/2020/data-wrangling/][class notes]] -- Curr: https://youtu.be/sz_dsktIjt4?si=0WESCuewbWY5mJiv&t=622 - +- Curr: https://youtu.be/sz_dsktIjt4?si=oVhYD6bPPM6FzWSL&t=1325 *** timestamps :PROPERTIES: @@ -24,12 +23,12 @@ + [[https://www.youtube.com/watch?v=sz_dsktIjt4&t=456s][07:36 - Replacement Expressions]] + [[https://www.youtube.com/watch?v=sz_dsktIjt4&t=538s][08:58 - Regular Expression]] + [[https://www.youtube.com/watch?v=sz_dsktIjt4&t=560s][09:20 - Regular Expressions]] -+ [[https://www.youtube.com/watch?v=sz_dsktIjt4&t=620s][10:20 - Square Brackets]] *current* ++ [[https://www.youtube.com/watch?v=sz_dsktIjt4&t=620s][10:20 - Square Brackets]] + [[https://www.youtube.com/watch?v=sz_dsktIjt4&t=693s][11:33 - Add Modifiers]] + [[https://www.youtube.com/watch?v=sz_dsktIjt4&t=776s][12:56 - Alternations]] + [[https://www.youtube.com/watch?v=sz_dsktIjt4&t=1029s][17:09 - Anchoring the Regular Expression]] + [[https://www.youtube.com/watch?v=sz_dsktIjt4&t=1138s][18:58 - Capture Groups]] -+ [[https://www.youtube.com/watch?v=sz_dsktIjt4&t=1215s][20:15 - Regular Expression Debugger]] ++ [[https://www.youtube.com/watch?v=sz_dsktIjt4&t=1215s][20:15 - Regular Expression Debugger]] *current* + [[https://www.youtube.com/watch?v=sz_dsktIjt4&t=1450s][24:10 - Regular Sessions]] + [[https://www.youtube.com/watch?v=sz_dsktIjt4&t=1561s][26:01 - Match and Email Address ]] + [[https://www.youtube.com/watch?v=sz_dsktIjt4&t=1743s][29:03 - Sort]] @@ -69,3 +68,11 @@ sed 's/.*blahblah blah//' - uses regular expressions - way of matching text + +*** sed modifiers +- (ab)* - remove zero or more of 'ab' +- -E use new replacement +- (ab|bc)* - remove 'ab' or 'bc' + +** regex debugger +- regex101.com