Швейцарский коллега Frank Koch порадовал бесплатной книгой о Powershell. Предназначена она для тех, кто только начинает изучать Powershell. На всякий случай привожу полное содержание книги:

Contents
OBJECTIVES IN DRAFTING THIS BOOK ............................................................................................ 2
OTHER SOURCES OF INFORMATION ONLINE .................................................................................. 2
USEFUL KEY COMBINATIONS FOR SWISS STANDARD KEYBOARDS .................................................. 3
FIRST IMPRESSIONS OF WINDOWS POWERSHELL ......................................................................... 5
ADDITIONAL USES FOR OUTPUT: “PIPING” OBJECTS ...................................................................... 7
INITIAL EXERCISES WITH WINDOWS POWERSHELL OBJECTS ....................................................... 8
WORKING WITH PROCESSES ........................................................................................................ 8
OUTPUT IN A TXT, CSV OR XML FILE .............................................................................................. 9
OUTPUT IN COLOR ........................................................................................................................ 9
CHECKING CONDITIONS USING THE IF CMDLET ...........................................................................11
OUTPUT IN HTML ..........................................................................................................................13
WORKING WITH FILES ..................................................................................................................15
FINDING OBJECT INFORMATION USING GET-MEMBER ...................................................................16
DELETING FILES ...........................................................................................................................17
CREATING FOLDERS .....................................................................................................................18
IF YOU HAVE TIME … .....................................................................................................................21
WINDOWS POWERSHELL AS GENERIC OBJECT PROCESSING MACHINE ........................................22
WMI OBJECTS ...............................................................................................................................22
WORKING WITH .NET OBJECTS AND XML ......................................................................................24
WORKING WITH COM OBJECTS .....................................................................................................25
WORKING WITH EVENT LOGS ........................................................................................................28
SOLUTION SCRIPTS TO THE EXERCISES IN THIS BOOK .................................................................29
WINDOWS POWERSHELL EXAMPLES – FROM SIMPLE TO COMPLEX ..............................................32
THEORETICAL PRINCIPLES FOR WINDOWS POWERSHELL ............................................................34
WINDOWS POWERSHELL – A BRIEF INTRODUCTION .....................................................................34
AIMS OF DEVELOPING WINDOWS POWERSHELL ...........................................................................34
ON TEXTS, PARSERS AND OBJECTS ................................................................................................34
A NEW SCRIPTING LANGUAGE .......................................................................................................35
WINDOWS COMMANDS AND SERVICE PROGRAMS ..........................................................................36
AN INTERACTIVE ENVIRONMENT ....................................................................................................36
SCRIPT SUPPORT ...........................................................................................................................36
CMD, WSCRIPT OR POWERSHELL? DO I HAVE TO DECIDE? ...........................................................36
WINDOWS POWERSHELL 1.0 ........................................................................................................36
SECURITY WHEN USING SCRIPTS ..................................................................................................38

Скачать первую книгу можно абсолютно бесплатно, как и примеры скриптов.  Вторую книгу этой серии можно взять тут.

Обновление:

Русскую версию этой книги можно скачать тут.