How to add content of one file into another file at the beginning
Answer Posted / boss
cat file1 file2 > tmp && mv tmp file2
| Is This Answer Correct ? | 1 Yes | 0 No |
Post New Answer View All Answers
Explain command to show the space allocation of files?
What is the command to compare two files in unix?
What command is used to switching between users in unix?
Which command is used to kill the last background job?
Explain ‘system calls’ with respect to unix commands?
Who command in unix operating system?
What do chgrp command do?
What are the dos commands?
What does the command ' $who | sort –logfile > newfile' do?
Who invented grep?
Enumerate some of the most commonly used network commands in unix?
Write a command that will display files in the current directory, in a colored, long format.
Can you explain a little bit about command substitution?
Using unix command how to display no of records in oracle?
What is grep short for?