The document introduces PowerShell, highlighting its ease of use and essential features for command line control. It covers topics such as syntax, command execution, real-world applications, and best practices. Resources for further learning and examples are also provided, along with a mention of upcoming PowerShell-related events.

1. 2014
Introduction to PowerShell
MICHAEL BLUMENTHAL
PSC GROUP, LLC

2. 2014
Who is Michael Blumenthal?
• PSC Group
• Sr. Solution Architect
• SharePoint Architect
• Speaker
• CSPUG Co-Leader
• 19 years in IT Consulting
• 7 years working with PowerShell

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Why PowerShell?
Command Line Control of
Product!
MICROSOFT

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The Road To Power (Shell)
• It’s Easy to Get Started!1
• Learn the PowerShell Syntax2
• Real World Examples3
• Best Practices4
• More Resources5

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Chapter 1

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Getting Started with PowerShell
2003
2008, R2,
2012, R2
7, 8, 8.1, +

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Windows Feature

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PowerShell V3&4 ISE

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Chapter 2

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Symbols, Keywords, and Syntax! Oh My!
• Variables1
• Commands2
• Piping3
• Comparisons4
• Flow Control5
• Filtering6

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Punctuation Pronunciation
$ _ : %
# [ ] ( ) ;
| . + =
{ } < > ! /,
“ -

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Pop Quiz…
1$#|

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Variables
• Case Insensitive, Dynamic typing
$foo
$true, $false, $profile, $null
$foo = “Hello, World”
1

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Commands are called cmdlets.
Verb-Noun
Built-in, Extensible
Get-Help & Help
Get-Member
2

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Help!

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The Power of Piping!
Output Of
Command 1
Input of
Command 2
3

19. Example

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Dial zero for an…4
Operator
-eq -le
-ne -like
-gt -notlike
-ge -match
-lt -notmatch

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Example

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Taking Control of the Flow
• For (Init;Test;Repeat) {Commands}
• for($i=1; $i -le 10; $i++) {Write-Host $i}For
• Foreach (Item in Collection) {Commands}
• Foreach ($web in $site.AllWebs) {$web.Title}ForEach
• If (Test) {Commands}
• if ($web.Title –ne “”) {Write-Host $web.Title}If
• While (Condition){Commands}
• while($val -ne 3){$val++; Write-Host $val}While
5

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Example

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Where-Object
•Where {<Test>}Syntax
• V1&2:Dir | Where {$_.Name –like
“B*”}
• V3:Dir | where Name –like B*
Example
6

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Executing Scripts
.filename.ps1
Set-ExecutionPolicy
Unrestricted

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Chapter 3

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Real World Examples
• Dell Service Tag
• Audio Alerts
• Flash cards
• MP3, MP4 Management
• Managing Microsoft Server Products
• File Conversion & Text Manipulation

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Get-DellServiceTag
• Get-WmiObject win32_SystemEnclosure | select serialnumber

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Audio Alerts
• Stick this at the end of your long running script:
$Voice = new-object -com SAPI.SpVoice
$Voice.Speak(“Deployment is done!")

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Flash Cards

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Managing Video
Files

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File and Text Wrangling
• Word
• Auto
DOCX
• RegEx
• PSObj
TXT
• Export-
• CSV
CSV

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Chapter 4

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Comment your functions
• <#
• .SYNOPSIS –a brief explanation of what the script or function does.
• .DESCRIPTION – a more detailed explanation of what the script or function
does.
• .PARAMETER name – an explanation of a specific parameter. Replace name
with the parameter name. You can have one of these sections for each
parameter the script or function uses.
• .EXAMPLE – an example of how to use the script or function. You can have
multiple .EXAMPLE sections if you want to provide more than one example.
• .NOTES – any miscellaneous notes on using the script or function.
• .LINK – a cross-reference to another help topic; you can have more than one
of these. If you include a URL beginning with http:// or https://, the shell will
open that URL when the Help command’s –online parameter is used.
• #>

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Find custom commands this way
Refresh the command list
Actions you can take once
you fill in parameters

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Self Announcing Functions
…

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Source Code Control

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More Good Ideas
• Always read scripts before running them
• Make yours safe when others don’t
• Check for valid parameter values
• get-help
about_Functions_Advanced_Parameters
• Do error handling
• get-help about_Try_Catch_Finally
• get-help about_CommonParameters
• -ErrorAction and -ErrorVariable

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Demo Time!

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Chapter 5

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46. 2014
Resources Summary
 PowerShell Product
Team Blog
 TechNet Script Center
 Manning Press Books
 Blog.BlumenthalIT.Net
• Jeff Hicks
• POSHCODE.ORG
• SPYam
• Michaelblumenthal.me

47. 2014
Script something today!
It’s Easy to Get
Started!
Learn & Use the
PowerShell Syntax
More Resources
In Review…

48. 2014
Raffle
• Two PowerShell E-books courtesy of Manning Press
• Windows PowerShell in Action, Second Edition
• PowerShell in Depth, Second Edition

49. 2014
Questions
• Michael Blumenthal
SharePoint Architect
PSC Group, LLC
• MBlumenthal@psclistens.com
• psclistens.com
• www.cspug.org
• Twitter: @MichaelBL
• LinkedIn
• Microsoft Midwest
Customers Yammer Network
Thank you for your time today.