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  • Finding WMI Class Static Methods

    In a previous tip, we illustrated how to use Invoke-WmiMethod to create a network share locally and remotely. Today, you dive a bit deeper and find out which WMI classes actually provide methods, and what their arguments and argument orders are. Note...

  • Converting Date from French to Taiwanese

    Date and Time formats are highly culture-specific, so often you need to convert date and time from one cultural format to another. That's pretty straight-forward. All you need to know are the culture IDs to convert from and convert to. This line will...

  • Create File Shares Remotely

    To create a new file share remotely, you could use the WMI class Win32_Share and its Create() method. Invoke-WmiMethod helps you run WMI methods locally and remotely. To create a new share locally or remotely, try this: $Path = ' C:\ ' $Name ...

  • Displaying WMI Inheritance

    In PowerShell 3.0, the (hidden) object property PSTypeNames shows you the complete inheritance tree for WMI objects: PS > $os = Get-WmiObject -Class Win32_OperatingSystem PS > $os . pstypenames System.Management.ManagementObject # root \ cimv2 ...

  • Auto-Discovering Online Help for WMI

    Get-WmiObject is a great and simple cmdlet to retrieve WMI information, and the parameter -List returns all available WMI class names that you can specify: # search for WMI class name: PS > Get-WmiObject -Class * Share * -List # retrieve all instances...

  • Using MemberSets

    In a previous tip you learned how PropertySets can create groups of properties for easier access. Yet another (hidden) feature of PowerShell objects is MemberSets. Objects can contain a MemberSet called PSStandardMembers which normally is hidden (along...

  • Using PropertySets

    PropertySets are lists of properties, and PowerShell sometimes adds PropertySets to result objects to make picking the right information easier. Get-Process for example returns process objects, and these contain two PropertySets: PS > Get-Process ...

  • Getting Weather Forecast from an Airfield near You

    PowerShell can access web services and automatically retrieve information such as weather forecasts. New-WebServiceProxy does all the work for you, and you only need to submit the web service URL. Note however that New-WebServiceProxy requires direct...

  • Checking System Uptime

    In a previous tip we explained how you read date and time information from WMI and convert it into a regular date and time information. With this technique, you can then manipulate and calculate with the regular date and time functions. So, this piece...

  • Converting Date to WMI Date

    WMI (Windows Management Instrumentation, Get-WmiObject ) uses a specific (DTMF) format for date and time. You can easily convert regular date and time information into this format: PS > $date = Get-Date PS > $wmidate = [ System.Management.ManagementDateTimeConverter...

  • Accessing PowerShell Host Process

    With this line, you always get back the process object representing the current PowerShell host: PS > [ System.Diagnostics.Process ] :: GetCurrentProcess () This is the equivalent to: PS > Get-Process -ID $PID Either way, the process object returned...

  • Using Specific Error Handlers

    If you want error handler to handle specific error types, you can add the error type after the keyword trap or catch . However, this will only work with so-called "terminating" errors. Any error that is handled by PowerShell internally (non...

  • Finding Popular Historic First Names

    To find popular first names for given decades, check out the function Get-PopularName . It accepts a decade between 1880 and 2000 and then uses the new and awesome Invoke-WebRequest in PowerShell 3.0 to visit a statistical website and retrieve popular...

  • Why Using Here-Strings?

    To create multi-line text in a script, you can simply enter the multi-line text into your script using quotes: $text = ' First Line Second Line Third Line ' $text Why should you ever bother using the so-called here-strings? $text = @' First...

  • Identifying .NET Framework 4.5

    PowerShell 3.0 can run both on .NET Framework 4.0 and 4.5. .NET Framework 4.5 adds additional objects and members, so for example this line will list the members of an enumeration such as System.ConsoleColor in .NET 4.5, but not in .NET 4.0: PS > ...
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