SED - Delete

Delete a specific line

Delete all instances of a character

Delete all lines of a file with N characters

Delete all lines with a specific string

Delete blank lines

Delete blank lines and insert one blank line after each line

Delete all CONSECUTIVE blank lines from file except the first

Delete all CONSECUTIVE blank lines from file except the first 2

Delete BOTH leading and trailing whitespace from each line

Delete duplicate, consecutive lines from a file

Delete duplicate, nonconsecutive lines from a file

Delete every Nth line

Delete everything after first blank line

Delete everything up to first blank line

Delete first N lines of a file

Delete from Nth to last line

Delete HTML tags

Delete last line of a file

Delete last line of each paragraph

Delete last 2 lines of a file

Delete last N lines of a file

Delete leading angle bracket & space from each line (unquote a message)

Delete leading blank lines at top of file

Delete leading whitespace (spaces, tabs) from front of each line

Delete leading zeroes from selected double quoted fields

Delete nroff overstrikes (char, backspace) from man pages

Delete range of lines

Delete trailing blank lines at end of file

Delete trailing whitespace (spaces, tabs) from end of each line

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