Write a command delete all line except first line?
What is the use of FIELDWIDTHS?
how to run awk command specified in a file?
What is the use of numeric function sqrt ?
What are Trigonometric Functions in AWK?
What is the use of ERRNO?
What is the use of sequence f?
What is the use of format specifier %f ?
What is the use of FNR?
What is the use of string functiong sub(regex,replacement)?
What is the use of sequence ?
What is the use of format specifier %e ?
How to execute an AWK script?