Professional ASP.NET 3.5 in C# and Visual Basic Part 123 pps
Professional ASP.NET 3.5 in C# and Visual Basic Part 2 ppsx
... 455
Replacing Traditional Queries with LINQ 464
Data Grouping 4 72
Other LINQ Operators 473
LINQ Joins 473
Paging Using LINQ 475
LINQ to XML 476
Joining XML Data 479
LINQ to SQL 481
Insert, Update, and ... UpdateProgress Control 922
Using Multiple UpdatePanel Controls 925
Summary 928
Chapter 20 : ASP.NET AJAX Control Toolkit 929
Downloading and Installing 929
New Visual Studio...
Professional ASP.NET 3.5 in C# and Visual Basic Part 22 pps
... a single page.
If you wanted to, you could simply handle each and every FileUpload control on the page individually,
as shown in Listing 3-36.
Listing 3-36: Handling each FileUpload control individually
VB
If ... method takes a single
String
parameter, which should include the location
where you want to save the file. In the
String
parameter used in Listing 3-34, you can see that the fi...
Professional ASP.NET 3.5 in C# and Visual Basic Part 25 pps
... see what she is typing — just the number of characters that she has typed. To reduce the chances
of the end user mistyping her password and inputting this incorrect password into the system, you ... can input the password choice into the system. If the two text boxes
do not match, you want the form to be invalid. The following example, in Listing 4-8, demonstrates this
situation.
Listing...
Professional ASP.NET 3.5 in C# and Visual Basic Part 29 pps
... 5: Working with Master Pages
You could use the master page created earlier, knowing that it was created using the inline-coding model,
and then build your content pages using the code-behind model. ... use C# for all the content pages that use this master page. Y ou
can also build content pages in Visual Basic. For a good example, create a master page in C# that uses
the
Page_Loa...
Professional ASP.NET 3.5 in C# and Visual Basic Part 32 pps
... factor in interpreting declarations.
In working with your themes that include
.css
files, you must understand what they can and cannot do
for you. For instance, examine an
.aspx
file that contains ... 6: Themes and Skins
Figure 6-4
Each theme folder must contain the elements of the theme, which can include the following:
❑ A single skin file
❑ CSS files
❑ Images
Creating a Skin
A skin is...
Professional ASP.NET 3.5 in C# and Visual Basic Part 34 pps
... control. Finally,
you take a look at changes in the inline data binding syntax and inline XML data binding.
Data Source Controls
In ASP.NET 1.0/1.1, you typically performed a data-binding operation ... new and powerful databound controls such as the Grid-
View, DetailsView, and FormView. ASP.NET 3.5 continues to make fetching and displaying data in
ASP.NET as simple as p...
Professional ASP.NET 3.5 in C# and Visual Basic Part 36 ppsx
... directly
displaying them.
You can access the data in either key by using the standard
ASP.NET Eval()
function. In a GridView you
would do this by creating a
TemplateField
,andusing
ItemTemplate
to insert ... original data values in ViewState. Doing this when
using LINQ to SQL as the underlying data object, allows LINQ to SQL to perform data concurrency
checking before submitting updat...
Professional ASP.NET 3.5 in C# and Visual Basic Part 43 pps
... Page 375
Chapter 7: Data Binding in ASP.NET 3.5
Summary
In this chapter, you examined data binding in ASP.NET. The introduction of data source controls such as
the LinqDataSource control, SqlDataSource ... ADO.NET
Inserting data into SQL is pretty straightforward and simple. Using the SQL command string, you
insert specific values for specific columns. The actual insertion is initi...
Professional ASP.NET 3.5 in C# and Visual Basic Part 47 pps
... similar to that used in the
ItemTemplate
, into the data store.
Listing 8-28 shows an example of the
InsertItemTemplate
.
Listing 8-28: Building the InsertItemTemplate
<
InsertItemTemplate
>
<
tr ... cancel out of the operation by
clicking the Cancel b utton.
Inserting data is as simple as filling out the form and clicking on the Insert button, as illustrated in
Figure 8-11.
Fig...
Professional ASP.NET 3.5 in C# and Visual Basic Part 52 ppsx
... to retrieve the Genres list and,
using LINQ, join that to the Movies list. This is shown in Listing 9-16.
Listing 9-16: Joining Genre data with Movie data using a LINQ query
VB
Protected Sub Page_Load(ByVal ... using the order by statement. As with SQL you can
choose to order the results in either ascending or descending order, as shown in Listing 9-9.
Listing 9-9: Controlling data or...
Professional ASP.NET 3.5 in C# and Visual Basic Part 53 pps
... large XML files using this method.
Joining XML Data
LINQ to XML supports all of the same query filtering and grouping operations as LINQ to Objects. It
also supports joining data, and can actually ... ?>
<Genres>
<Genre>
<ID>0</ID>
<Name>Comedy</Name>
</Genre>
<Genre>
<ID>1</ID>
<Name>Drama</Name>
</Genre>
<...
Professional ASP.NET 3.5 in C# and Visual Basic Part 54 pps
... result in highly
complex code that can be difficult to read and maintain.
Next, we began looking at the three basic types of LINQ — LINQ to Objects, LINQ to XML, and LINQ
to SQL. Each flavor of LINQ ... current methods for performing object queries, including
basic data filtering, grouping, and sorting. We looked at the shortcomings of current object query tech-
niques, including the...
Professional ASP.NET 3.5 in C# and Visual Basic Part 66 ppsx
... data, response data, and more. Recording
items means using one of the providers available to record to a data store of some kind.
Health monitoring in ASP.NET 3.5 is covered in Chapter 33.
612
Evjen ... health monitoring system.
System.Web.Management.EventLogWebEventProvider
Traditionally, administrators and developers are used to reviewing system and application errors in the...
Professional ASP.NET 3.5 in C# and Visual Basic Part 73 ppsx
... the
<
asp:TreeNodeBinding
> element to
specify which elements to bind in the XML file to populate the nodes of the TreeView control. This is
illustrated in Listing 14-9.
Listing 14-9: Binding a TreeView ... you w ith an ASP.NET
TreeView Line I mage Generator tool. This tool enables you to visually design how you want the lines
and corresponding expanding and collapsing images t...
Professional ASP.NET 3.5 in C# and Visual Basic Part 123 pps
... supports
string encodings = app.Request.Headers.Get("Accept-Encoding");
if (encodings == null)
return;
Stream s = app.Response.Filter;
encodings = encodings.ToLower();
if (encodings.Contains("gzip"))
{
app.Response.Filter ... System.IO.StreamReader(response.GetResponseStream());
string tmp = reader.ReadToEnd();
response.Close();
}
In this listing, we are requesting the
l...
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