Showing archive results for 2006

PSMDTAG:FAQ: Are ScriptBlock parameters implemented for functions? Not in V1.  Functions do not use the same parameter binding mechanism as Cmdlets.  This is something we intent to address in a future release.  -- Jeffrey Snover [MSFT]Windows PowerShell ArchitectMicrosoft CorporationThis posting is provided "AS IS" with no warranties...

In the blog entry Listing all the COM automation PROGIDs http://blogs.msdn.com/powershell/archive/2006/06/29/650913.aspx . I showed how you could use the registry to get all the progids that you can use for COM automation. Here is a way to do the same thing via WMI (which allows you to do it to remote machines): Get-WMIObject Win32_ProgIDSpeci...

PSMDTAG:FAQ: How can a script determine what directory it was invoked from?PSMDTAG:FAQ: What is $MyInvocation?PSMDTAG:FAQ: Why is $MyInvocation.ScriptName empty? Create 2 scripts (First.PS1 and Second.PS1) to explore what is going on with $MyInvocation and how you can use it to determine what directory a script was invoked from: PS> cat first.ps...

PSMDTAG:FAQ: Why don't I see output when I use Write-Verbose and Write-Debug?PSMDTAG:SHELL: Use of Preference Variables to control behavior of streams. In Windows PowerShell, the WRITE-XXX cmdlets merely sends things to a Named stream.  You then have user-defined preferences for what to do when things appear on that stream.  Alex Angelopo...

<Edited 7/2/2006 to add tags and Categories> Ben Winzenz didn't like the fact that Windows PowerShell did not maintain history lists between sessions (http://winzenz.blogspot.com/2006/06/cool-mshpowershell-tidbit.html) .   We hear you Ben.  Back to my least favorite phrase, "to ship is to choose".  That said, we try t...

<edited 7/2/2006 to add categories and PSMDTAGs> Windows PowerShell allows you to program against COM automation.  The typical way to do this is : $x = new-ojbect -ComObject <PROGID> The question then is, how do I know what progids I can use.  Here are there 3 answers I'm lucky enough to be in category 3 so I'll share a...

<Edited 7/2/2006 to add categories and tags> In the previous entry, it showed how you could use the static method GetHostAddresses of the [System.Net.Dns] class to resolve a hostname.  This begs the question, how do you find the static methods of a class.  There are 2 answers to this: 1) SDK documentation.  (remember the trick ...

<Edited 7/2/2006 to add tags and category>Wei Wu provided a nice one liner in response to a query in our NewsGroup: Microsoft.Public.Windows.PowerShell about how to resolve a hostname into an IP Address: PS> [System.Net.Dns]::GetHostAddresses("www.msn.com") IPAddressToString : 207.68.173.76Address       &...

<Edited 7/2/2006 to add tags and categories>We have recently completed work on improved support for WMI including: Everyone that uses WMI owes a debt of gratitude to Greg Ramsey.  Greg did an MMS session and lab focused on Scripting SMS using VBscript and Windows PowerShell.  Jim Truher and I joined Greg to host a Birds of a...

<Edited to add categories>In our active, responsive, and useful newsgroup Microsoft.Public.Windows.PowerShell (SELL SELL SELL :-) ),  MVP Alex Angelopoulos recented posted the following: Although file extension changing is a common technique in administrative tasks, the System.IO.FileInfo class does not provide a direct Basename pr...