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How do you make an existing file empty?
cat /dev/null > filename
UNIX Interview Questions
Write a command to print the second and third line of a file without using NR
How to remove blank lines in a file?
How to get the last word from a line in Unix file?
How to replace the second occurrence of the word “bat” with “ball” in a file...
How to print the squares of numbers from 1 to 10 using awk command
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