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Pro Windows PowerShell by Hristo Deshev

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Chapter 3. The Object Pipeline

The primary use for a shell is to run commands. The shell interprets user input and launches one or more commands according to that. A user who wants to specify a complex action to perform has to invoke the right commands in the right order with the right data. Because creating a complex command that does many things and is flexible enough to meet everyone's needs is difficult, most shells move away from monolithic do-it-all commands and instead concentrate on providing small tools that can combine their power into something big. Each of those tools usually does one specific job extremely well. For example, a hypothetical command that searches through all files with the .txt extension in a project folder and displays ...

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