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DisconnectedOrders application, 374, 374–375
discount policy component, in middle tier, 447–449
DiscountServer project, 458–461
DisplayName property, for binding controls, 509
distributed applications, 2. See also middle tier components
distributed code, 125
DivideByZeroException, 226
division by zero, 234
DLL files, and XCopy deployment, 245
DnsPermission code access permission, 252
documentation. See help
Documentation element in WSDL, 331
DocumentElement property, 489
documents collection, and Word object model, 104
documents, loading into TextBox, 99–100
DOM (Document Object Model), 475, 478–479
classes, 479
Dotnetfx.exe setup program, 244
dotted-quad notation, 290
double-sided printing, printer support for, 163
double value type, 14
Download method, of WebClient class, 311
DownloadData method, of WebClient class, 308, 311
DownloadFile method, of WebClient class, 308
downloading. See also Internet-based deployment process
assemblies on demand, 258–259
documents with WebClient, 311–312
DrawRectangle method, 161
DrawString method, 161, 168–169
Duplex property, of PrinterSettings object, 163
duplicate entries, preventing, 16
duplicate rows in invoice, combining, 531–532
Dynamic Host Configuration Protocol (DHCP), 290
e-mail addresses, regular expression for, 568
e-mail messages, getting from inbox, 109–110
ECMAScript member of RegExOptions enumeration, 549
Edit Relation dialog box, 398, 398
editing row in DataTable, 418
ElementName property, of XmlElement, 74
elements in XML, deleting, 488–489
<ElementType> element (XML), 484
embossed frames, 632–633
emulators in mobile computing, 660–663
Pocket PC in Visual Studio, 661, 661–662
problems, 662–663
enablesession argument, in WebMethod element, 326
encryption, 143–151
in .NET Compact Framework, 652
asymmetrical, 151–158
DES (Data Encryption Standard), 143–145
hashing with, 147–151
initialization vectors for DES, 146–147
key length, 147
End, 4
end of file, determining, 41–42
end of line, metacharacter for, 562
End Try statement, 217
EndGetResponse method, 315
enterprise level for security policy, 251
enterprisesec.config file, 127
EnterpriseServices class, 470
enum value type, 14
enumerations
AddressFamily enumeration, 293
CommandType enumeration, 409
DataRowState enumeration, 424, 425
DataRowVersion enumeration, 425
DataViewRowsStates enumeration, 427
Keys enumeration, 47
modifying member names, 75
reflection and, 205
RegExOptions enumeration, 549
SocketType enumeration, 294
StreamingContextState enumeration, 80
enumerators, 37
EnvironmentPermission code access permission, 252
EOF property, 41
equality, 14–16
vs. identity, 13
Equals method, 12–13
ergonomics, 626
Ericsson, emulators, 660
error messages, 3
''The application attempted to perform an operation
not allowed by the security policy", 250, 250
"login failed", from MSDE, 329
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