Category: linux shell

As we know, the JPEG can be appended data at its end without causing troubles in displaying its image content. Under Linux OS, we can use the following two …

We know that the ls command under Linux displays the list of files and directories under the current directory. If you want to display the directories by excluding the …

Open any linux command line shell, and type in the following and hit return (remember to substitute the domain URL). curl -o /dev/null -s -w %{time_total}\\n http://helloacm.com Example response: …

At the annual meeting of Board of Directors of Acme Inc, every one starts shaking hands with everyone else in the room. Given the fact that any two persons …

This puzzle reveals that you don’t need to write a few lines of shell scripts, you would just need one line (using pipes) to achieve complex tasks. See below: …