Updating Data Asynchronously Using Message Queuing

... 4.13 Updating Data Asynchronously Using Message Queuing Problem You need to asynchronously update data on a database on system that is not always connected. Solution You must use message queuing ... catch(MessageQueueException ex) { MessageBox.Show(ex .Message, "MessageQueue Receive Error", MessageBoxButtons.OK, MessageBoxIcon.Error); return; }...

Ngày tải lên: 20/10/2013, 12:15

... variables, and constants using System; using System.Configuration; using System.IO; using System.Text; using System.Messaging; using System .Data; using System .Data. SqlClient; private ... Querying Data Asynchronously with Message Queuing Problem You want to asynchronously retrieve data from a system that is not always connected. Solution You must: • Use m...

Ngày tải lên: 14/12/2013, 18:16

... A: Accessing Exchange 2000 Data Using ADO 36 Review 49 Module 3: Accessing Exchange 2000 Data by Using ADO 2.5 6 Module 3: Accessing Exchange 2000 Data by Using ADO 2.5 Persisting ... Accessing Exchange 2000 Data by Using ADO 2.5 21 # ## # Using SQL Queries to Access Exchange 2000 Data ! The SQL SCOPE Element ! Using the WHERE Clause ! Matching Charac...

Ngày tải lên: 11/12/2013, 14:15

... heard that the DataReader object is a fast way to get data. How do you retrieve data using the DataReader object to perform this task? Technique For this How-To, you will be using the ListBox ... rows that the DataReader object returns. After you have the DataReader populated and you are iterating through the rows, you will load the data into the ListBox control. You will be...

Ngày tải lên: 14/12/2013, 20:16

... Updating a Database Using a DataSet In the exercises so far in this chapter, you have seen how to fetch data from a database. Now it's time to show you how to update data. First, ... disconnected DataSet as it doesn't maintain an active connection to the database. Disconnected DataSet objects act as a data cache in applications. You can modify the data in the DataSe...

Ngày tải lên: 15/12/2013, 00:15

... Overview 1 Creating a Form 2 Saving Form Results 10 Modifying Data in a Database 24 Review 36 Module 2: Updating Data in a Database " #$%&'("!)"*+%, /0"1,-,"./","1,-,2,3("

Ngày tải lên: 21/12/2013, 19:15

... { dataGrid.DataSource = CreateDataSource( ); dataGrid.DataKeyField = "Id"; dataGrid.DataBind( ); } private DataTable CreateDataSource( ) { DataTable dt = new DataTable(TABLENAME); ... DataView dv = ((DataTable)Session["DataSource"]).DefaultView; // Bind the data view to the data grid. dataGrid.DataSource = dv; dataGrid.DataBind( ); } priva...

Ngày tải lên: 26/01/2014, 10:20

Ngày tải lên: 19/03/2014, 14:09

... 5 and 6 2 Time Series Data Analysis Using EViews 1.3 Creating a workfile 1.3.1 Creating a workfile using EViews 5 or 6 Since many Foreign Data as Workfile  can be opened using EViews 5, as well ... with additional data of the variables t, Year and Q Figure 1.13 List of variables in the Demo_Modified workfile 6 Time Series Data Analysis Using EViews TIME SERIES DATA ANALYSIS US...

Ngày tải lên: 30/03/2014, 04:21

... dis- tance using Equation 1. 3 Experiments 3.1 Setup Dataset Dimension Balanced Electronics 84816 Yes Books 139535 Yes Kitchen 73539 Yes DVDs 155465 Yes WebKB 44261 Yes Table 1: Description of the datasets ... Sec- tion 3. All datasets are binary with 1500 total in- stances in each. Description of the datasets used during experi- ments in Section 3 are presented in Table 1. The first four da...

Ngày tải lên: 30/03/2014, 21:20