S

sample scripts

online Web site, 30

SAPIEN Press

Web site, 30

SAPIEN PrimalScript, 32

-scope parameter, 89

scopes, 17, 25, 26, 66, 67, 68, 69, 70, 71

trapping errors, 232

ScopeTest.ps1, 68, 69

script blocks

modularization, 211, 213

script scopes, 66

Script1.ps1 listing, 233

Script2.ps1 listing, 233

scripting

arrays, 93, 94, 95, 96, 97

associative, 97, 98, 99, 100, 101, 102

best practices, 307

aliases, 307, 308

comments, 310, 311

constructs, 308, 309

loops, 308, 309

parameters, 307

switches, 309, 310

variables, 306

escape characters, 117, 118, 119

objects, 102

creating new, 115, 116, 117

methods, 102, 103, 104, 105

properties, 102

PowerShell, 5, 6

variables, 81, 82, 83

as objects, 105, 107, 108, 109, 110, 111, 112, 113, 114, 115

Clear-Variable, 91, 92

environmental, 88

Get-Variable, 84, 85, 87

New-Variable, 90

Remove-Variable, 92, 93

Set-Variable, 88, 89, 90

scripts, 4

debugging, 236, 237, 238

mode to trace script execution, 239, 240, 241, 242, 243, 244

editors, 31, 32

error handling, 229, 230

error trapping tiips, 234, 236

ErrorAction argument, 230, 231

scopes, 232

throwing exceptions, 232, 233, 234

trap handlers, 231, 232

Internet download

dangers, 47, 48

reasons not running

execution policies, 43, 44

self-signed certificates, 44, 45

trusted scripts, 42, 43

restarting list of computers, 32, 33, 34, 35, 37, 38

running basics, 17, 18

SAPEN Press Web site, 30

scopes, 66, 67, 68, 69, 70, 71

security, 39, 40

digital signatures, 41

reasons won't run, 40, 41

SDK (Software Development Kit) download, 44

SearchForAllUsers.ps1 listing, 292

SearchForAllUsersAdvanced.ps1 listing, 293

SecureString objects, 48, 49, 50

security

administrator dangers, 46, 47

alternate credentials, 45, 46

Internet script download, 47, 48

passwords, 48, 49, 50

scripts, 39, 40

digital signatures, 41

reasons won't run, 40, 41

scripts not running

execution policies, 43, 44

self-signed certificates, 44, 45

trusted scripts, 42, 43

WMI (Windows Management Instrumentation), 75

SELECT queries, 321

Select-Object cmdlet, 448

Select-String cmdlet, 449, 450

self-signed certificates, 44, 45

Service2HTML.ps1 listing, 203

ServiceDemo.ps1 listing, 185

ServicePack.ps1 listing, 345

ServicePack.vbs listing, 345

ServicePack2.ps1 listing, 346

ServicePack3.ps1 listing, 346

services

Windows management

listing, 264

managing, 266

start, 264, 265

stopping, 265, 266

ServicesGrid.ps1 listing, 208

Set-Acl cmdlet, 451

Set-Alias cmdlet, 452

Set-AuthenticodeSignature cmdlet, 453, 454

Set-Content cmdlet, 455

Set-Date cmdlet, 456

Set-ExecutionPolicy cmdlet, 457

Set-Item cmdlet, 458

Set-ItemProperty cmdlet, 459, 460

Set-Location cmdlet, 7, 461

SetPermswithCACLS.ps1 listing, 272, 273

Set-PSDebug cmdlet, 239, 462

Set-Service cmdlet, 266, 464

Set-TraceSource cmdlet, 465, 466

Set-Variable, 88, 89, 90

Set-Variable cmdlet, 467

shell scripting languages, 3

shells

creating new, 28

shortcuts

predefined aliases, 299, 302

ShowDialog() method, 57

simple arrays, 93

single quotation marks

string values, 322

snapins

cmdlets, 225, 226

snap-ins

basic shell listing, 12

cmdlets, 12, 13

listing cmdlets, 12

Snover, Jeffrey

blog address, 192

Software Development Kit (SDK)

download, 44

sorting data outputs

Sort-Object cmdlet, 194, 195, 196, 197

Sort-Object cmdlet, 194, 195, 196, 197, 468

special characters, 24

regular expressions, 146

special operators

call, 135, 136

format, 136, 138

range, 134

-replace, 131, 132, 133

type, 133, 134

Split-Path cmdlet, 469, 470

stacks

locating to top, 8

locations, 8

start services

Windows management, 264, 265

Start-Service cmdlet, 264, 265, 471, 472

Start-Sleep cmdlet, 473

Start-Transcript cmdlet, 474

stop services

Windows management, 265, 266

Stop-Process cmdlet, 48, 475, 476

Stop-Service cmdlet, 265, 266, 477, 478

Stop-Transcript cmdlet, 479

string objects, 21, 55

string types, 502, 503, 504, 505

string variables

embedded, 22, 23

strings

conversion from objects, 134

SecureString objects, 48, 49, 50

substitutions

cmdlets, 18, 19

SubString() method, 21

Suspend-Service cmdlet, 480, 481

Switch statements

logic constructs, 175, 176, 177, 178

SwitchContinue.ps1 listing, 179

switches

scripting best practices, 309, 310

SwitchNoContinue.ps1 listing, 179

SwitchRegex.ps1 listing, 177

syntax

expressions, 173

For statements, 169

system forms, 205, 206, 207, 208, 209

System.Windows.Forms assembly, 57