P
Page class (Web forms), 469-471
pageLayout property (Web forms), 467, 470
Page_Load event (Page class), 469, 474-475, 503-504, 508, 516
Parameter property (OleDBCommand class), 372
parameter queries, 375-377
parameters, procedure, 74-76
parent and child forms
passing values between forms, 220-223
returning results from children, 214-219
using form data for other forms, 238-243
parent-child DataTable relationships, 429-443
adding relations between DataTables, 434
computing child values, typed dataset, 438-443
computing child values, untyped dataset, 429-438
XML schemas for, 617-622
passing values
between multiple forms, 220-223
in subroutines and functions, 70-72
Password clause, connection strings, 362
password validation in forms, 224-227
PasswordChar property (TextBox control), 224
performance
GAC (global assembly cache), 14
garbage collection, 9, 46
reusing code blocks, 70
permissions, code access. See code access security
PictureBox controls
navigating records with, 232-237
to display binary files, 137-141
Pixel( ) (Unit structure), 504
platform requirements
ADO.NET, 314-316
ASP.NET, 462-463
Position property (BindingContext class), 452-453
primary key for DataTable objects, 393, 395, 401
PrimaryKey property (DataTable class), 393
PrincipalPermission class, 574
Private access modifier, 73
Private class declarations, 39
private key encryption, 574
procedures, 69-77
access modifiers, 73-74
Option Strict statement with, 72
optional parameters, 74-76
overloading functions, 165
parameter arrays, 76-77
passing values, 70-72
projects, Visual Basic .NET
deploying with connections, 324
forcing compilation, in IDE, 36
opening, 30
samples in this book, accessing, 26
starting new, 29-30, 35-37
types and folders, 32-43
properties of classes, 104-111
Properties window (Visual Studio .NET IDE), 32
PropertiesDemoLibrary project, 104-111
PropertiesDemoLibUser project, 104, 111-116
PropVariant type (OleDbType), 373
Protected access modifier, 73
Protected Friend access modifier, 73
Provider clause, connection strings, 361
Provider property (Connection class), 358
proxy server, referencing, 549
Public access modifier, 73
Public class declarations, 39
public key encryption, 575