tshiono questions

tshiono answers

• Using grep with a negative lookahead assertion
• I need a python re to match only if two strings are absent and two other strings are present
• Calculate difference in months between two dates in Unix?
• "The Best Regex Trick" in Raku
• nested dictionaries in bash
• how to "decdump" a string in bash?
• How to break while loop after 5 attempts?
• How to handle single quote/ apostrophe and space together in linux cat command?
• extracting specific words (not keywords) from a log file
• Grep PCRE Regex Non Capturing Groups