MCPmag

Filtering Command Output in PowerShell

In which Adam demonstrates the truth in the old PowerShell adage: "The more you can limit the number of objects returned to the pipeline, the faster you code will run." Lots of commands will return ...
MCPmag

Introduction to the Where Method in PowerShell

If you have been using PowerShell for a while, or even just picked it up yesterday, you have no doubt used Where-Object and ForEach-Object at some point in your scripting experience. The beauty of ...
Computerworld

PowerShell: Learn to tap the pipeline

Microsoft PowerShell is a powerful scripting language and administrative framework for Windows, and one of the key elements that makes it so powerful is the pipeline — the assembly line of data and ...
Ars Technica

Powershell, get-winevent, and -filterhashtable

I'm writing a script to filter event log entries using the "Get-Winevent" cmdlet. I want to get events whose levels are greater than 0 (or where LevelName isn't "Informational"). I use the ...
Network World

PowerShell: Using a ByteArray within an LDAP filter

Lastly, if the search filter contains binary data, then that data needs to be represented such that each byte of the binary data is escaped using a backslash “” followed by two hexadecimal digits. For ...