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The term "ansible" was coined by Ursula K. Le Guin in her 1966 novel Rocannon's World, [4] and refers to fictional instantaneous communication systems.[5] [6]The Ansible tool was developed by Michael DeHaan, the author of the provisioning server application Cobbler and co-author of the Fedora Unified Network Controller (Func) framework for remote administration.
A dry run (or practice run) is a software testing process used to make sure that a system works correctly and will not result in severe failure. [1] For example, rsync, a utility for transferring and synchronizing data between networked computers or storage drives, has a "dry-run" option users can use to check that their command-line arguments are valid and to simulate what would happen when ...
The Unix philosophy is documented by Doug McIlroy [1] in the Bell System Technical Journal from 1978: [2]. Make each program do one thing well. To do a new job, build afresh rather than complicate old programs by adding new "features".
The test command in Unix evaluates the expression parameter. In most recent shell implementations, it is a shell builtin, even though the external version still exists.In the second form of the command, the [ ] (brackets) must be surrounded by blank spaces (this is because [is a program and POSIX compatible shells require a space between the program name and its arguments).
The book is narrated through the eyes of Pat Peoples, and occasionally Tiffany's through letters. A former history teacher who has moved back to his childhood home in Collingswood, New Jersey, after spending time in a Baltimore psychiatric hospital, Pat believes he has been away only a few months, but soon realizes it has been years, and struggles to piece together his lost memories and what ...