How to change the password in unix operating system?
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how to find multiple string?
A process is running for 1000 times.How to kill all processes except one i.e kill 999 processes?
What does sort do in unix?
What are a shell in unix and its types?
Explain superblock in unix.
Why does the server parent need to close the connected socket returns from accept in a concurrent TCP server? What may happen if it does not do so?
What are some common shells and what are their indicators?
I have one flat file,in this file how many columns are there i don't know,but one ename column is there , just i want to cut the surname, so how to cut the surname, any one know the answer please guide me ? ename ----- tapan kumar nayak bala murugan kutal chkrobarthy biswo My output is like that OUTPUT ------ nayak murugan chakrobarthy biswo
What is the explanation for protection fault?
How can you count the number of characters and lines in a file?
What unix is mac os based on?
Is it possible to restrict incoming message?