How to remove blank lines from a file - sample.txt in a single command

1.	How to remove blank lines from a file - sample.txt in a single command line ?
Answer» sed '/^$/d' sample.txt Here “^” symbol represents the STARTING point of a line and “$” represents the END of the line. Whereas “^$” represents the EMPTY lines , d stands for DELETE .

How to remove blank lines from a file - sample.txt in a single command line ?

Answer»

sed '/^$/d' sample.txt

Here “^” symbol represents the STARTING point of a line and “$” represents the END of the line. Whereas “^$” represents the EMPTY lines , d stands for DELETE .

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How to remove blank lines from a file - sample.txt in a single command line ?

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