Linux Commands – Part 31 | 4 Powerful sed Options You Must Know
Learn how to master the sed command — the stream editor — with these powerful and essential options. Use sed to replace text, delete lines, and make in-place edits directly from the terminal. A must-know tool for any Linux or DevOps workflow!
sed 's/pattern/replacement/' filename # Replace first match per line
sed 's/pattern/replacement/g' filename # Replace all matches globally
sed '/pattern/d' filename # Delete lines matching pattern
sed -i 's/pattern/replacement/g' filename # Edit file in place (permanent change)
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