... of those languages, you might consider reading John Sharp’s
Microsoft Visual C# 2010 StepbyStep (Microsoft Press 2010) or Michael Halvorson’s Microsoft
Visual Basic 2010 StepbyStep (Microsoft ... chapter includes stepbystep examples and downloadable sample projects that you can
explore for yourself.
Who Is This Book For?
As part of Microsoft Press’s “Developer StepByStep series of ... Press’s “Developer StepByStep series of training resources, Microsoft
ADO.NET 4 StepbyStep makes it easy to learn about ADO.NET and the advanced data tools
used with it.
This book exists to...
... steps: (1) it reads the reservations table to locate the next empty seat, and (2) it up-
dates the record to assign a user to the previously looked-up seat.
194 Microsoft ADO.NET 4 Stepby Step
Concurrency ... 188 Microsoft ADO.NET 4 Stepby Step
The second property for managing mapping exceptions is the SqlDataAdapter.Missing
SchemaAction. ... of these alternatives are described in this
chapter, on page 194.
186 Microsoft ADO.NET 4 Stepby Step
Table and Column Mapping
Sometimes it isn’t convenient or even possible to use the same...
... be sorted.
Call the collection object’s OrderBy extension method,
passing it “it.FullName” as the order -by clause.
276 Microsoft ADO.NET 4 Stepby Step
Note At this point, the Delete button on ... program prompts you to delete the customer, it successfully located the entity by
ID.
280 Microsoft ADO.NET 4 Stepby Step
Consider this simple Entity SQL statement that selects a few fields from ... clause.
GroupBy GROUP BY Groups results by one or more fields. The method accepts
two string arguments: (1) a comma-delimited list of the
grouping fields, or what would normally appear in a SQL
GROUP BY...
... ordering imposed by earlier calls to OrderBy or OrderByDescending, LINQ
provides the ThenBy and ThenByD escending extension methods. This pair sorts results just
like their OrderBy complements, ... together multiple OrderBy meth-
ods, the results will be sorted onl y by the last (rightmost) OrderBy call.
C#
// This sorts by tr.Name (ascending) ONLY!
var results = transport.OrderByDescending(
tr ... ADO.NET 4 Stepby Step
C#
var results = (from tr in transport
orderby tr.Wheels
select tr.Wheels).Distinct();
Visual Basic
Dim results = From tr In transport
Select tr.Wheels Distinct
Order By Wheels
The...
... number of states admitted to the United States
during the year specified by the supplied date.
318 Microsoft ADO.NET 4 Stepby Step
2. Open the source code view for the General class. Locate the ...
sqlPortion.InitialCatalog = "StepSample"
sqlPortion.IntegratedSecurity = True
Adjust these statements as needed to provide access to your own test database.
322 Microsoft ADO.NET 4 Stepby Step
But converting ... class name to the start of each database function used in your query.
324 Microsoft ADO.NET 4 Stepby Step
C#
var result = from ord in context.OrderEntries
select new { ord.ID, ord.OrderCustomer.FullName,
...
... shown by the
browser indicates the class rendering the HTML to the browser is named ASP.aspnet-
stepbystep_HelloWorld2_aspx, and it derives from a class named System.Web.UI.Page.
We’ll learn ... File, Open.
3. Find the assembly compiled by the ASP.NET runtime. Go to C:\WINDOWS\Microsoft
.NET\Framework\v2.0.50727\Temporary ASP.NET Files\aspnetstepbystep\. The subdi-
rectory is named v2.0.50727 ... Studio will display a dialog box like this one:
Give the Web site a useful name like ASPNETStepByStepExamples. Even though this is the
same directory name used for the previous IIS examples,...
... make a round-trip to the server, by the time the response
gets back, the controls (especially selection controls) have lost their state. Recall that the basic
Web programming model is all about ... your HTML directly expecting requests from a certain kind of
browser, your users may be taken by surprise if they browse to your page with a new browser
that interprets HTML differently.
... (char.IsLetterOrDigit(c))
{
i++;
}
Chapter 4 Custom Rendered Controls 91
4. Build the project by selecting Build, Build Solution from the main menu.
5. Add the PalindromeCheckerRenderedControl...
... this
point, you may start stepping through the code. F10 steps over methods, whereas F11
steps into methods. Alternatively, you may use Debug, Step Over and Debug, Step
Into from the main menu. ... an exception, ASP.NET responded by redirecting to the
default error page. ASP.NET also lets you trap exceptions by setting up a handler for Error
events fi red by HttpApplication so that you ... Control Language= "C#" AutoEventWireup="true"
CodeFile="SiteMenu.ascx.cs" Inherits="SiteMenu" %>
<%@ OutputCache Duration="60" VaryByParam="none"...
... the methods
Init and Dispose. The job performed by Init is to subscribe to events. The job performed
by Dispose is to release any resources used by the module (Dispose doesn’t need to do
anything ... GetAverageLengthOfRequest (the method defi ned by the
ITimingModule interface) by adding all the elements in the ArrayList and dividing
that number by the size of the ArrayList. Create a TimeSpan ... Click event handler. Handle the event by fetching the TimingModule from the
collection of Modules. You can fetch it by name because the collection is indexed by
module name (as specifi ed in web.confi...
... contain tasks automatically generated by Visual
Microsoft ASP .NET StepbyStep
by G. Andrew Duthie
ISBN: 0735612870
Microsoft Press â 2002 (519 pages)
Learn the basics of ASP.NET at your ... common to all of the languages used in .NET.
The individual language compilers compile the code written by developers into an
intermediate language called Microsoft Intermediate Language (IL or ... verify your code against the completed
sample. With the files and the step- by -step instructions in the chapters, you’ll learnby
doing, which is an easy and effective way to acquire and remember...