Index_U

U

underscore

using in code, 107

Unlock method, application state, 479

Update command

chaging data in database, 303

UPDATE Data Method, 325

importance of WHERE clause, 325

wizard, 305

UPDATE statement, 255

SqlDataSourceControl control, 269

UpdateCommand property, SqlDataSourceControl control, 268, 269, 293

UpdateText property

EditCommandField column, MxDataGrid control, 288

updating data, 292

Command object, 303

URL

passing data between pages, 360

rewriting, cookies and state, 477

URLEncode method, Server object

passing data on query string, 366

user controls

accessing via properties, 396

changes to page code, 389

creating, 385

naming conventions in code, 389

page maintainability, 400

using in page, 387

user interface

capturing information, 73

creating, Snake Eyes game, 38

guest book case study, 416

preventing invalid user input, 204

user requests

how the web works, 55

users

authentication, 440

authorization, 442