stream editor

SED – Stream Editor Used to display & editing data Editing options are – Insertion/Updation/Deletion 2 Types of Operations ——————— – Lines Addressing – Context Addressing Line Addressing- Command 1: Display line multiple times sed '2p' file.txt sed -n '3p' file.txt (specific line => -n) sed -n '5p' file.txt Command 2: Display last line[$] sed '$p' file.txt (includes last line again along with original) sed -n '$p' file.txt (Specific) Command 3: Range of lines sed -n '2,4p' file.txt Command 4: Do not display specific lines sed -n '2!p' file.txt sed -n '2,4!p' file.txt - do not display specific range of lines(!) Context Addressing: Command 1: Display lines having a specific word sed -n '/Amit/p' file.txt sed -n '/[Aa]mi...