Delete text between patterns occurring in different lines
44459
How to Remove Strings between two Parenthesis in Unix
105275
What is the efficient way to find some pattern in a big text?
56368
How to use PHP to delete X number of lines from the beginning of a text file?
70955
Reduce number of consecutive lines with hyphenation
128116
How to find patterns across multiple lines using grep?
49190
Remove line of exactly n characters
4497
Delete specific line number(s) from a text file using sed?
123412
How to remove newline character between two strings \n in unix?
104266
Specifying string patterns in DeleteCases
12278
How to select lines between two marker patterns which may occur multiple times with awk/sed
100478
How can I exclude the lines which matche the range patterns in sed?
90779
awk, sed, or other text processing suggestions, please
27633
Delete all lines in Notepad++ except lines containing a word I need?
25857
Remove lines based on duplicates within one column without sort
22740
Delete the nth line from a matched string (which only occurs once in the file)
117829
Extract random sample of N lines based on pattern
53794
Notepad++ Deleting everything apart from 40 variables, putting them on their own line, combining regex