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PowerShell is a task automation and configuration management program from Microsoft, consisting of a command-line shell and the associated scripting language.Initially a Windows component only, known as Windows PowerShell, it was made open-source and cross-platform on August 18, 2016, with the introduction of PowerShell Core. [5]
In the Windows PowerShell language, a script block is a collection of statements or expressions that can be used as a single unit. A script block can accept arguments and return values. A script block is an instance of a Microsoft .NET Framework type System.Management.Automation.ScriptBlock.
Mandatory arguments/parameters are arguments/parameters which must be assigned a value upon invocation of the command, function or script file. A shell that can determine ahead of invocation that there are missing mandatory values, can assist the interactive user by prompting for those values instead of letting the command fail.
T4 is used by developers as part of an application or tool framework to automate the creation of text files with a variety of parameters. These text files can ultimately be any text format, such as code (for example C#), XML, HTML or XAML.
Windows Script Host may be used for a variety of purposes, including logon scripts, administration and general automation. Microsoft describes it as an administration tool. [5] WSH provides an environment for scripts to run – it invokes the appropriate script engine and provides a set of services and objects for the script to work with. [5]
Screenshot of a sample Bash session in GNOME Terminal 3, Fedora 15 Screenshot of Windows PowerShell 1.0, running on Windows Vista. A command-line interface (CLI) is a means of interacting with a computer program by inputting lines of text called command-lines.
President-elect Donald Trump and Elon Musk have big ambitions for making the federal government leaner and more efficient by reviewing its budget and operations from top to bottom.
These are shorthand forms for the del/era/erase command with an assumed /Q parameter (for 'Query') given as well. [15] THEOS/OASIS [16] and FlexOS [17] provide only the erase command. In PowerShell, del and erase are predefined command aliases for the Remove-Item cmdlet which basically serves the same purpose.