If you have any experience with the Linux command line, you’ve probably used a pipe to solve tasks by combining simple ...

Virtualization is a technology offering an abstraction layer between software and hardware. It can emulate a hardware platform in order to provide the operating system abstractions of various ...

The first line writes "hello world" to the file "output", the second reads it back and writes it to standard output (normally the terminal). A "here" document is essentially a temporary, nameless file ...