The “Hey, Scripting Guys!” blog has been retired. There are many useful posts in this blog, so we keep the blog here for historical reference. However, some information might be very outdated and many of the links might not work anymore.

New PowerShell content is being posted to the PowerShell Community blog where members of the community can create posts by submitting content in the GitHub repository.

Scripting Blog [archived]

Formerly known as the "Hey, Scripting Guy!" blog

PowerTip: Use PowerShell to Check String for a Match

July 16, 2013 Jul 16, 2013 07/16/13

Doctor Scripto

Summary: Learn how to check a string to see if it contains another string. (image) How can I use Windows PowerShell to check a string to see if it contains another string? (image) Use the –Match operator: PS C:\> $a = [string]"This string contains a number of letters" PS C:\> $a -match 'a number' True (image...

Query Multiple WMI Classes but Return One Object with PowerShell

July 16, 2013 Jul 16, 2013 07/16/13

Doctor Scripto

Summary: Microsoft Scripting Guy, Ed Wilson, shows how to query multiple WMI classes with Windows PowerShell and return a single object. (image) Hey, Scripting Guy! I have this script that I have been working on for a while. It queries three different WMI classes. The first two classes are no problem because they only return a single ...

PowerTip: Find PowerShell Cmdlets that Accept Hash Table Input

July 15, 2013 Jul 15, 2013 07/15/13

Doctor Scripto

Summary: Find Windows PowerShell cmdlets that accept a hash table for input. (image) How can I find what Windows PowerShell cmdlets accept a hash table for input? (image) Use the Get-Command cmdlet, use the ParameterName parameter, and search for HashTable information: Get-Command -ParameterName *...

Use PowerShell and a Filter Hash Table to Speed Boot Trace

July 15, 2013 Jul 15, 2013 07/15/13

Doctor Scripto

Summary: Microsoft Scripting Guy, Ed Wilson, talks about using a filter hash table with Windows PowerShell to speed up boot trace parsing. (image) Hey, Scripting Guy! I don’t get it. You wrote a script yesterday, and said that the performance was bad. You suggested that you could improve the performance, but then you did not do ...

PowerTip: Find the Largest Number in a PowerShell Array

July 14, 2013 Jul 14, 2013 07/14/13

Doctor Scripto

Summary: Easily find the largest number in a Windows PowerShell array. (image) How can I use Windows PowerShell to easily find the largest number in an array of numbers? (image) Pipe the array to the Measure-Object cmdlet, and use the –Maximum switch: PS C:\> $a = [array]1,2,5,6,3,2,9,1 PS C:\> $a | ...

Scripting Blog [archived]

July 2013 - Page 7 of 13 - Scripting Blog [archived]