Data Access and Networking

... the two cards in the hand and two text columns containing the nickname and notes about the hand. CHAPTER 6 ■ DATA ACCESS AND NETWORKING 147 < ;data: DataGrid x:Name="grdData" Margin="15" ... 6 ■ DATA ACCESS AND NETWORKING 149 EventHandler<GetHandsCompletedEventArgs>(service_GetHandsCompleted); service.GetHandsAsync(); } void service_GetHandsComp...

Ngày tải lên: 05/10/2013, 03:20

Ngày tải lên: 29/09/2013, 20:20

... Overview Using Database Connections Using Database Connections Commands Commands Quick Data Access: The Data Reader Quick Data Access: The Data Reader Working with Working with DataSet DataSet Viewing ... System .Data. SqlTypes System .Data. SqlTypes . . – – C C á á c c l l ớ ớ p p cơ cơ b b ả ả n n trong trong System .Data System .Data : : DataSet DataSet , , DataTable Dat...

Ngày tải lên: 13/12/2013, 09:16

... Activities 54 PART 2 Physical Layer and Media 55 Chapter 3 Data and Signals 57 3.1 ANALOG AND DIGITAL 57 Analog and Digital Data 57 Analog and Digital Signals 58 Periodic and Nonperiodic Signals 58 3.2 ... Layer and Media 55 Data and Signals 57 Digital Transmission 101 Analog Transmission 141 Bandwidth Utilization: Multiplexing and Spreading 161 Transmission Media 191...

Ngày tải lên: 28/02/2014, 17:08

... Sets 89 Creating DatabaseMetaData objects A Connection object represents a database connection and also instantiates a DatabaseMetaData object with the getMetaData() method. The DatabaseMetaData object ... conn.getMetaData(); Before creating the object you must log onto the database and have a valid connection. Using DatabaseMetaData objects The DatabaseMetaData object has many methods a...

Ngày tải lên: 10/12/2013, 02:15

... Connector 12/02 • 517 Data Management and Access Products www.adc.com • +1-952-938-8080 • 1-800-366-3891 Data Management and Access Products Table of Contents PatchSwitch ™ Introduction and Product Summary About ... to Send Data Set Ready Data CXR Detect Data Terminal Ready Ring Indicator Unassigned Unassigned Unassigned Unassigned Transmitted Data (+) Received Data (+...

Ngày tải lên: 10/12/2013, 17:15

... around and viewing data in a result set• Updating data in a result set• Retrieving data from a result set• Handling data type issues• In Chapter 4, “Connecting to Databases with JDBC,” and Chapter ... risk of data corruption. XRef Chapter 7, “Understanding JDBC Data Types,” provides more detail on JDBC and Java data types. However, the getXXX() method gives you the free...

Ngày tải lên: 15/12/2013, 20:15

... 7-54 8. Database Access and Management Review and Preview 8-1 Database Structure and Terminology 8-1 ADO Data Control 8-6 Data Links 8-8 Assigning Tables 8-9 Bound Data Tools ... 6-21 Writing and Reading Text Using Sequential Files 6-22 Random Access Files 6-24 User-Defined Variables 6-25 Writing and Reading Random Access Files 6-26 Using the O...

Ngày tải lên: 24/02/2014, 11:20

... 5: Data Integrity and Advanced Query Technique Tác giả: Vovisoft.comNói đến Data Integrity là ta nói đến tính toàn vẹn của một database hay nói một cách khác là data chứa trong database ... đáng tin cậy. Nếu data chứa trong database không chính xác ta nói database mất tính toàn vẹn (lost data integrity). Trong bài này chúng ta sẽ bàn qua các phương pháp để giữ cho database được to...

Ngày tải lên: 25/08/2012, 09:00