Question: How can you cause gawk (not awk or mawk) to neatly formatthat is, pretty printa gawk program file? (Hint: See the gawk man page.) Write
Write a sed command that copies a file to standard output, removing all lines that begin with the word Today.
Write a sed command that copies only those lines of a file that begin with the word Today to standard output.
Write a sed command that copies a file to standard output, removing all blank lines (i.e., lines with no characters on them).
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