| layout | title | categories | permalink |
|---|---|---|---|
page |
Scripting / Command-line |
notes |
/scripting/ |
- 0 STDIN - Input
- 1 STDOUT - Output
- 2 STDERr - Error
- Streams are redirected and piped with > >> & < |
- program.exe > textfile [create file; if file exists, it is clobbered or replaced]
- program.exe >> textfile [append file; if file not exists, it is create]
- prog1.exe | prog2.exe [pipe STDOUt to STDIN]
- program.exe < textfile [input from textfile]
- program.exe 2> null [only STDOUT displayed]
- program.exe 1> null [only STDERR displayed]
- program.exe > stdout.txt 2> stderr.txt [put STDOUT and STDERR in separate files]
- dir /a/b/s
- netstat -ano
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$host.version
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Execution Policy
- AllSigned will allow scripts to run, but they must be signed by a recognized key.
- Bypass will allow any script to run, nothing is blocked.
- Default is Restricted for Windows clients and RemoteSigned for servers
- RemoteSigned will allow scripts to run. However, they must be signed; config files must also be signed. Local scripts do not need to be signed.
- Restricted will not allow scripts to be run or config files to be loaded.
- Undefined defaults back to Restricted on clients.
- Unrestricted is default on non-Windows computers, warns on remote scripts and config files.
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Get-HotFix
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PSWindowsUpdate > Windows Update Service wuauserv > Get-WUInstall