What is awk command used for?
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what is the cmd to remove the comment lines from a file and to display the original text without comments? thanks in advance......
what is the command to get help on a UNIX terminal?
What is the size of time_t?
What happens when we execute a unix command?
distinguish between paging and swapping?
Explain ‘system calls’ with respect to unix commands?
What is ctrl d?
What's a command word?
How does the user view the contents of a text file in UNIX?
what is the use of "fg" command ?
How to convert a hidden file to normal visible file?
Can you write a command to erase all files in the current directory including all its sub-directories?