I want to delete specific line from hosts file in my home dir: ~$ echo "220.127.116.11 localhost" >> hosts ~$ echo "127.0.0.1 localhost" >> hosts ~$ cat hosts 18.104.22.168 localhost 127.0.0.1 ...
I have a list of pixel values in a file, and need each to be half its current value. The pattern for the value is always 123px where 123 varies drastically. How can I half each pixel value? I'm ...
Given the following find command: find . | xargs grep 'userTools' -sl How can I use sed on the results of that command? output: ./file1.ext ./file2.ext ./file3.ext
I have a very large file ~400G, and I need to remove the last 2 lines from it. I tried to use sed, but it ran for hours before I gave up. Is there a quick way of doing this, or am I stuck with sed?