What is the use of sequence ddd ?
What is the use of sequence a?
How to execute an AWK script?
What is the use of string function strtonum(string)?
What is the use of systime function?
What are the Autoincrement and Autodecrement Operators?
What is the use of numeric function sin ?
What is the use of string function substr(string,position) in AWK?
What is the use of format specifier %s ?
What is the use of string function match(string,regex)?
Write a command to find the total number of lines in a file without using nr?
Write a command remove all empty lines?
Write a command delete all line except first line?