What is the use of sequence ?
What is the use of string function sub(regex,replacement,string)?
Write a command remove all empty lines?
What is the use of numeric function exp ?
How add a first record and last record to the current file in linux?
What is the use of string function asort(string,[d])?
What is the use of sequence ?
What is the use of sequence v ?
What is the use of ERRNO?
What is the use of string function sub(regex,replacement)?
Write a command to print all line except first line?
What are Conditional expressions in AWK?
What is the use of RSTART, RLENGTH and match ?