What is the use of numeric function cos ?
Write a command to print the second and third line of a file without using nr?
Write a command to rename the files in a directory with "_new" as postfix?
What is the use of RSTART, RLENGTH and match ?
Write a command to print the fields in a text file in reverse order?
What is the use of sequence ?
What is the use of format specifier %x ?
Write a command delete all line except first line?
What are Associative Arrays?
What is the use of string function substr(string,position) in AWK?
What is the use of string function asort(string,[d])?
How to generate random numbers in AWK?
How to display even number of records into one file and odd number of records into another file?