How to write a tail command that will print the last 10 lines of a file.
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Can you give me an example of how to use awk?
1. What would you do if are unable t login to the server. 2. What could be issue if the user is unable to create files on FS
If we have a string : "abc ef 12 g", write a function that takes the pointer to the string reorganizes the string to be: "g 12 ef abc". Note that there are 3 spaces after abc, 2 spaces after ef, and 1 space after 12 in the original string, but the spaces are reversed. So in essence, write a function to reverse a string and then put the words between the spaces back in order. And the string length can be known or not.
write a function to check if an unsigned integer is a power of 2. if it is a power of 2, return the power. otherwise return 0.
convolution of a positive signal with itself many number of times will result in what kind of waveform?
name 5 steps you take to troubleshoot network?
rwx---r-- I am not the owner of this file, but I am a member of the group of this file. My question is: do I have read access to this file?
How many traffic lights are there in London?
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