... </DataTemplate>
< /data: DataGridTemplateColumn.CellTemplate>
< /data: DataGridTemplateColumn>
< ;data: DataGridTextColumn
Header="Nickname"
Binding= " {Binding ... lists of data: the ListBox and DataGrid. These controls are
typically bound to data through a technique known as data binding, which I’ll explore first.
Data Binding
Through data binding, ... two-way data
binding. We will now move on to look at databinding lists of data to the two list controls provided in
Silverlight: DataGrid and ListBox.
C H A P T E R 5
■ ■ ■
105
Data Binding...
... namespaces. A data
binding framework converts from XML to data, without your messing around under the
hood. For most developers who try to get into XML without spending months doing it,
data binding ... relate to API
transparence. When using data binding, you actually spend very little time working
directly with the databinding API itself; instead, you work with classes generated by the
API. ... source project in the databinding space and is
fairly mature. Although Castor offers databinding from SQL and LDAP, I'll focus only
on the XML portion of its databinding package. You...
... = new SqlDataAdapter(sqlText,
ConfigurationSettings.AppSettings["Sql_ConnectString"]);
// Fill the Customer table in the DataSet with customer data.
DataSet ds = new DataSet( ... MessageQueue(QUEUENAMERESULT);
// Send a message with the customer DataSet to the queue.
mq.Send(ds, customerId);
[ Team LiB ]
Recipe 2.22 Querying Data Asynchronously with Message Queuing
Problem
You ... the
message queue is closed. A DataSet is created and a DataAdapter is used to return
the record for the requested CustomerID into a Customer DataTable in the
DataSet. A result queue is created...
... populating a DataTable object with
the rows retrieved from the database: the Fill method which expects an existing
DataTable or DataSet as a parameter which is filled with the data, and the GetData ... TextBox.
Using Complex DataBinding
You have seen how to use simple databinding for attaching the property of a control to a
single value in a data source. Complex databinding is useful if ... the database; notice that
it refers to northwindDataSet.
7. Click the DataMember property. This property specifies the DataTable object in
northwindDataSet that acts as the source of the data; ...
... Data Access with ADO 2.5
Using ADO Objects
!
Connection
$
Active session with a data source
!
Command
$
Command execution specific to data source
!
Recordset
$
Records returned from a data ... Universal Data Access with ADO 2.5 1
#
##
#
Overview
!
Using ADO 2.5
!
Retrieving Data from a Database
!
Lab 7.1: Using ADO Commands Efficiently
!
Accessing Web Data
!
Lab 7.2: Accessing Data ... " ;DATA SOURCE=HTTP://DataServer/Sales/"
Module 7: Universal Data Access with ADO 2.5 33
Or you can specify a URL by using a connection string:
objCon.Open "URL=HTTP://DataServer/Sales/"...
... in relation to data binding. Because data has to be transferred via XML,
data binding can offer a means of converting that data into XML. You can see that, in this
case, the data is a stock ... supported by your databinding
framework of choice.
2.4.3 Interoperation
The final aspect of databinding I want to address is API interoperation. This refers to
your databinding framework ... company's
data binding framework. You'll learn every option and every switch to use this package.
Then, to round out your databinding skills, I examine three other popular open source
data binding...
...
Recipe 4.7 Updating a Data Source withData from a Different Data Source
Problem
You want to update a data source using changes made to another data source for data
replication or auditing ... apply the changes to a second
data source using its DataAdapter; the DataSet for the second data source is
reloaded. Finally, the first data source is updated with the changes.
The C# code ... the data. The DataSet tracks changes made to data by maintaining
multiple versions of each row allowing the data to be reconciled later to a data source
using a DataAdapter. The data source to...
... Implementing a Data Mining Process Using Office 2007 187
Introducing the Data Mining Client 188
Importing Data Using the Data Mining Client 189
Data Exploration and Preparation 190
Discretizing Datawith ... 135
Creating Data Mining Objects 135
Setting Up Your Data Sources 135
Understanding Data Sources 136
Creating the MovieClick Data Source 137
Using the Data Source View 137
Creating the MovieClick Data ... a Control Flow Example 444
Data Flow 444
Transformations 445
Viewers 446
Exploring a Data Flow Example 447
Working with SSIS in Data Mining 447
Data Mining Tasks 448
Data Mining Query Task 449
Maclennan...
... là
sao cũng được.
Kết thúc về Data Binding.
Page 3 of 3
Một số thao tác với DataBinding Author :
Xcross87
Data Binding là cách mapping các thành phần của một data source vào một thành phần ... vào DataGrid như DataGridView.
Có 2 cách bìn WinForm control vào dữ liệu :
• Simple
• Complex
Simple Data Binding
Là cách liên kết một-một giữa một thuộc tính của control và một thành phần của data ... conn);
DataSet ds = new DataSet();
da.Fill(ds, "employees");
textBox1.DataBindings.Add("text", ds, "employees.firstname");
textBox2.DataBindings.Add("text",...
... online transaction processing (OLTP)
databases and more than 70 data warehouses. The first step is to pull the
relevant data into a database or a data mart where the data analysis is applied.
For example, ... enough and must be supplemented with
additional data. For example, the log data from the web servers contains only
data about web behavior and little (if any) data about the customers. You may
need ... 5
Business Problems for Data Mining 5
Anomaly detection — How do you know whether your data is ‘‘good’’
or not? Data mining can analyze your data and pick out those items that
don’t fit with the rest....
... having a data warehouse with that of having
smaller data marts that can be fed with the data they need from the operational systems.
❑ Other companies use data marts to complement their data warehouses ... in Data Warehousing 43
The Data Source 43
Operational Data Sources 43
Data Transformation Services 46
DTS Package Tasks 46
Defining DTS Package Components 47
The Data Warehouse and OLAP Database ... Availability 459
Off-the-Shelf Data Mining Tools 459
Definition 459
Operational Data Store vs. Data Warehousing 460
OLAP vs. Data Mining 460
Data Mining Models 460
Data Mining Algorithms 461...
... appropriate data model for a data warehouse
Optimize the physical design of a data warehouse
Extract data from different data sources, transform and cleanse the data, and load
it in your data ... merge the data from multiple databases. Data quality is
a common problem as well. In addition, many LOB applications
do not track data over time, though many analyses depend on historical data.
A ... tables.
Data in a DW usually comes from LOB databases, but it’s a transformed and cleansed
copy of source data. Of course, there is some latency between the moment when data ap-
pears in an LOB database...
... unfavourable
not only withrespect to annotation datamanagement
(cf. above), but also with respect to querying: Users
should not be required to formulate queries in terms
of structural properties of data representation ... associative relations representing e.g.
coreference.
2 The Data Model
We propose a stand-off data model implemented in
XML. The basedata is stored in a simple XML file
1
The current release version ... token queries exactly one basedata element
(i.e. word) or one markable.
3.1 Query Tokens
Basedata elements can be queried by matching reg-
ular expressions. Each basedata query token con-
sists...
... interaction with the protease, which
corresponds to the concept of an ‘extended binding
site’. This organization might allow for the emergence
of diverse inhibitor subgroups with and without taxon
specificity ... family,
with bovine chymotrypsin was followed by NMR spectroscopy.
1
H–
15
N
correlation (HSQC) spectra of the inhibitor with increasing amounts of the
enzyme reveal tight and specific binding ... specific binding in agreement with biochemical
data. Unexpectedly, and unparalleled among canonical serine protease
inhibitors, not only residues in the protease -binding loop of the inhibitor,
but...