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Auto-Documenting Script Variables

PowerShell can automatically find and list all variables that you use in a script. This way, you can easily create variable documentation for your scripts (and also find variables that may be misspelled): Function Get-ISEVariable { $text = $psISE . CurrentFile...

Published Tue, Apr 09 2013 6:00 AM by powershelltips
Turning ISE into a Custom PowerShell Console

A lot of products come with their own PowerShell consoles. There are special PowerShell consoles for Exchange, for SQL Server, for Active Directory, you name it. In reality, all of these legacy PowerShell consoles are just plain vanilla PowerShell consoles...

Published Mon, Apr 08 2013 6:00 AM by powershelltips
Using the ISE Debugger

ISE has a simple yet effective debugger built-in that you can use to step through your code. The debugger does require that you save your script first. Unsaved scripts cannot be debugged. To start, add breakpoints to your script by selecting the lines...

Published Fri, Apr 05 2013 6:00 AM by powershelltips
Switching Between Console and Editor

In ISE 3.0, you can easily switch focus between the interactive console pane and the editor script pane by pressing CTRL+D (to go to the console) and CTRL+I (to go to the script editor pane). Likewise, CTRL+R toggles the script pane altogether, so if...

Published Thu, Apr 04 2013 6:00 AM by powershelltips
Finding Matching Brackets

Sometimes, in larger PowerShell scripts it is hard to find the corresponding opening or closing bracket or brace. One thing you can do, of course, is to write clean code by aligning opening and closing brackets where possible. Another trick in ISE 3.0...

Published Wed, Apr 03 2013 6:00 AM by powershelltips
Transpose Lines in ISE

To quickly move a line down in ISE 3.0, click into the line and press ALT+SHIFT+T. The line will move one line down, changing position with the line below. ReTweet this Tip!

Published Tue, Apr 02 2013 6:00 AM by powershelltips
Finding Built-In ISE Keyboard Shortcuts

Thanks to MVP Shay Levy from http://powershellmagazine.com fame, here's a quick way of dumping all ISE 3.0 keyboard shortcuts; a lot of them are undocumented: $gps = $psISE . GetType () . Assembly $rm = New-Object System.Resources.ResourceManager...

Published Mon, Apr 01 2013 6:00 AM by powershelltips
Secret Script Block Parameters

If you think you understand PowerShell parameter binding, then have a look at this simple function which exposes a little-known PowerShell behavior: Function Test-Function { param ( [ Parameter ( ValueFromPipeline = $true )] [ Int ] $Number , [ Parameter...

Published Fri, Mar 29 2013 6:00 AM by powershelltips
Get-Member Receives Array Contents

If you need to know the object nature of command results, you probably know that you can pipe them to Get-Member like this: Get-Process | Get-Member A less know fact is that the pipeline always unpacks arrays, so Get-Member will always receive array contents...

Published Thu, Mar 28 2013 6:00 AM by powershelltips
Removing Leading Zero from IP Addresses

Here is another (and very solid) approach to remove leading zeroes from an IP address using a regular expression: ' 010.012.000.101 ' -replace ' \b0+\B ' It looks for one or more "0" following a word boundary (\b) and not followed...

Published Wed, Mar 27 2013 6:00 AM by powershelltips
Pausing Console Output

When a command in the PowerShell console outputs lots of data, you can press CTRL+S to pause the output. To continue, press any key. ReTweet this Tip!

Published Tue, Mar 26 2013 6:00 AM by powershelltips
Get Fully Qualified Domain Name

There are two simple tricks to find out your current fully qualified domain name (FQDN). You can either resort to ping.exe: PS > ping -a localhost Or, you can use .NET Framework and ask DNS: PS > [ System.Net.DNS ] :: GetHostByName ( ''...

Published Mon, Mar 25 2013 6:00 AM by powershelltips
Finding Next Sunday

If you'd like to find out how long it is until next Sunday (or how many days have passed since last Sunday), simply use the property DayOfWeek. It is a number telling you the current day of the week. So it's easy to calculate the difference between...

Published Fri, Mar 22 2013 6:00 AM by powershelltips
Launching Applications with Alternate Credentials

If you must run an application with a different identity, Start-Process offers the parameter -Credential. This would launch the Notepad editor using the context of user mydomain\myuser: Start-Process -FilePath notepad -Credential mydomain\myuser However...

Published Thu, Mar 21 2013 6:00 AM by powershelltips
Manipulating Scheduled Tasks

If you need to change and adjust settings in a registered scheduled task, there is a COM interface called 'Schedule.Service' that you can use to access all registered scheduled tasks (Vista/Server 2008 or better). The sample code below accesses...

Published Wed, Mar 20 2013 6:00 AM by powershelltips

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Auto-Documenting Script Variables

Turning ISE into a Custom PowerShell Console

Using the ISE Debugger

Switching Between Console and Editor

Finding Matching Brackets

Transpose Lines in ISE

Finding Built-In ISE Keyboard Shortcuts

Secret Script Block Parameters

Get-Member Receives Array Contents

Removing Leading Zero from IP Addresses

Pausing Console Output

Get Fully Qualified Domain Name

Finding Next Sunday

Launching Applications with Alternate Credentials

Manipulating Scheduled Tasks