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MirKml/windows-admin.md

Last active June 30, 2026 11:59
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Windows Admin tasks
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windows-admin.md

Mostly Windows Powershell task

Search files

Get-ChildItem -Path "C:\Directory" -Recurse -File -Filter "*filename*"

Find strings in logs

Mostly Select-String, Powershell is case insensitive by default, case sensitive with option -CaseSensitive. Regexp is supported with -Pattern

  • -Pattern '\d+'
  • -Pattern '^ERROR'
  • -Pattern 'error|warning|fatal'

grep with 3 lines before and after
Select-String -Path ".\file.txt" -Pattern "error" -Context 3,3

grep recursively in directory
Get-ChildItem "C:\logs" -Recurse -File | Select-String -Pattern "error" -Context 2,2

View online logs with grep (something line tail -f | grep something Get-Content "C:\logs\app.log" -Tail 1 -Wait | Select-String -Pattern 'Exception|ERROR'

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