using forms to gather and send data

... botanicals and wants to compare her research results with colleagues in other institutions Research data is stored in both XML data stores and relational databases 4 Module 8: Using XQuery to Link and ... systems and algebra XQuery is strongly typed and a strong predicate language By using FLWR expressions in XQuery expressions, you can: ! Select data and metadata from data documents or other data stores ... Expand the pubs database under Databases c Under the pubs database, click Tables d Right-click the publishers table, point to Open Table, and then click Query e Click the Add table toolbar button,...

Ngày tải lên: 10/12/2013, 16:15

... how to connect to the Northwind Access database using an OleDbConnection object and retrieve a row from the Customers table Notice that you use an OleDbCommand and OleDbDataReader object to run ... OleDbConnectionOracle.cs illustrates how to use an OleDbConnection object to connect to an Oracle database */ using System; using System .Data; using System .Data. OleDb; class OleDbConnectionOracle { public static ... OleDbCommand object to run the SELECT statement OleDbDataReader myOleDbDataReader = myOleDbCommand.ExecuteReader(); // read the row from the OleDbDataReader object using // the Read() method myOleDbDataReader.Read();...

Ngày tải lên: 24/12/2013, 01:17

... signal was detected using ECL reagent (GE Healthcare, Little Chalfont, UK) and expo­ sure on photographic film (Kodak) Films were scanned and densitometry values estimated using ImageJ (NIH) software ... transcript ID Data were normalized using MAS5 and robust multi-array average [19] Genes called absent on every array by the MAS5 software were filtered from the data and remain­ ing genes analyzed using ... [28] utilizing the topGO tool [29] in the Bioconductor suite along with web-based Ingenuity Pathway Analysis [30] For analysis of microarray data the Bioconductor suite [21] and the R language...

Ngày tải lên: 11/08/2014, 12:20

... GC/MS data and LC/MS respectively White EBN ( ); Orange EBN ( ); Red EBN ( ).The loading plots for the GC/MS data and LC/MS data to classify the EBNs according to their coloration are (C) and (D) ... according to production sites (A) and (B) represents the OPLS-DA score plots for the GC/MS data and LC/MS respectively Farm EBN ( ); Cave EBN ( ) The loading plots for the GC/MS data and LC/MS data to ... fungus and isinglass respectively 131 Figure 28 Total ion chromatograms of EBN and its spiked samples based on monosaccharide analysis Chromatogram (A) EBN while chromatogram (B), (C) and (D)...

Ngày tải lên: 09/09/2015, 11:13

... void writeSchemaButton_Click(object sender, System.EventArgs e) { DataSet ds = new DataSet( ); SqlDataAdapter da; // Fill the Order table and add it to the DataSet da = new SqlDataAdapter("SELECT ... of the Orders table to the grid resultDataGrid.DataSource = ds.Tables[ORDERS_TABLE].DefaultView; // Write the XSD schema to a file // Display file dialog to select XSD file to write SaveFileDialog ... xtr.Close( ); } } } private void clearButton_Click(object sender, System.EventArgs e) { // Clear the data grid and the result text box resultDataGrid.DataSource = null; resultTextBox.Clear( );...

Ngày tải lên: 26/01/2014, 10:20

... strategies and to analyze data, and we will share some ideas about how to connect to industry software via APIs to monitor financial markets and execute trades Figure 1.1 shows graphically how to implement ... addition you will need to understand how databases are constructed and accessed using computer code to financial research and develop trading and risk management algorithms and systems All financial ... need to be analyzed Steps and Milestones: The purpose of the Steps and Milestones section is to keep the project on track The goal is to document at a high level all the major steps and milestones...

Ngày tải lên: 23/04/2014, 16:19

... Learn how to run a script to create database tables automatically • Learn how to insert data into database tables • Learn how to create database transactions and commit data to the database • ... Understand how to update and delete database records, and how to truncate tables • Learn how to create and use sequences to generate surrogate key values automatically • Learn how to grant and revoke ... the LOB data type and points to the alternate memory location • Write a program or use a utility to add LOB data to database • Use EMPTY_BLOB() function to insert a LOB locator A Guide to Oracle9i...

Ngày tải lên: 23/10/2014, 19:21

... (τ )) + c * rand * ( p g (τ ) − xi (τ )) (30) where c1 and c are acceleration constants and rand and rand are uniformly distributed random r numbers in [0, 1] The term vi is limited to its bounds ... where PGi and QGi : generator real and reactive power at i-th bus, respectively; PDi and QDi : load real and reactive power at i-th bus, respectively; Gij and Bij : transfer conductance and susceptance ... constant positive constant M is selected to convert the MLL into a maximum one The coefficient a1 to a3 are optimized by trial and error to 0.237 , 0.315 and 0.448 respectively 3.5 Problem constraints...

Ngày tải lên: 05/09/2013, 15:28

... alternatives to LINQ to DataSet LINQ to Entities, discussed in Chapter 19, Using LINQ to Entities,” can process external data without the need to load full tables into memory Querying with LINQ to DataSet: ... LINQ to DataSet, using ADO.NET DataTable objects in LINQ queries is identical to using standard collection objects The first step involves converting a data table to its enumerable equivalent using ... contain multiple DataTable instances You must link tables together using LINQ’s standard Join operator or use the Where clause to create an implicit join 306 Chapter 18  Using LINQ to DataSet 307...

Ngày tải lên: 03/10/2013, 00:20

... Data Island Use XML-aware browsers to process XML data on the client A common technique is to store the data in an XML data island on the Web page, and bind data controls to the XML data by using ... Execute the command Call the Execute method on the Command object, and process the results Module 4: Using ADO to Access XML Data Using a Command Object Topic Objective To describe how to create an ... XML AUTO 12 Module 4: Using ADO to Access XML Data Assigning a Query to a Command Object Topic Objective To discuss how query templates can be assigned to ADO Command objects...

Ngày tải lên: 22/10/2013, 16:15

... you to send data to a server with an HTTP request The POST method is commonly used on Web pages that contain forms in which a user enters data and then clicks a Submit button to send the data to ... directory” and “virtual root” both refer to an IIS virtual directory 2 Module 5: Using HTTP to Access XML Data Enabling HTTP Access to SQL Databases Topic Objective To introduce the topics in ... 5: Using HTTP to Access XML Data Web sites Many Web sites are used primarily to publish data Allowing access to a SQL Server database through a virtual directory makes it possible to publish data...

Ngày tải lên: 04/11/2013, 13:15

... connection pooling */ using System; using System .Data; using System .Data. SqlClient; class ConnectionPooling { public static void Main() { // create a SqlConnection object to connect to the database, // ... to open and close a connection Opening and Closing a Database Connection Once you've created your Connection object and set its ConnectionString property to the appropriate details for your database ... timeout to Before starting a Windows session, you typically log in to Windows with a username and password If you're using Windows integrated security, you can pass your username and password to SQL...

Ngày tải lên: 07/11/2013, 10:15

... illustrates how to use the StateChange event */ using System; using System .Data; using System .Data. SqlClient; class StateChange { // define the StateChangeHandler() method to handle the // StateChange ... SqlCommand object to send PRINT and RAISERROR statements to the database for execution You'll learn the details of the SqlCommand object and the ExecuteNonQuery() method in Chapter 8, "Executing Database ... "Executing Database Commands." Listing 7.4: INFOMESSAGE.CS /* InfoMessage.cs illustrates how to use the InfoMessage event */ using System; using System .Data; using System .Data. SqlClient; class...

Ngày tải lên: 14/12/2013, 13:15

... opposed to DSS, GDSS, EIS and expert systems, etc.) and the claims that they can capture, store, and transfer knowledge within organizational contexts To better understand the limitations and capabilities ... the development, implementation and use of systems to informate organizational actors and automate business processes (Checkland and Howell, 1998) However, Boland et al (1994) argue that information ... Ireland, to build an application that would help it manage its tree-planting and forest-management program The KATE-Tools CBR platform was employed to help domain concepts to be defined and a data...

Ngày tải lên: 20/12/2013, 19:15

... intended to contain data Their presence is sufficient to convey meaning, as shown in the following example: 10 Module 9: Using XML to Exchange Data The ... observed when using XML to exchange data ix THIS PAGE INTENTIONALLY LEFT BLANK Module 9: Using XML to Exchange Data # Overview ! Introduction to XML ! Validating XML Documents ! Using the Document ... data is represented by using XML and how to use Document Type Definitions (DTDs) and schemas to validate document structure Students will also learn how to parse XML by using the Document Object...

Ngày tải lên: 21/12/2013, 19:15

... Name Setting odaCustomerList SelectCommand OleDbSelectCommand1 CommandText Name dsCustomerList DataSetName DataSet SELECT CustomerID, CompanyName FROM Customers dsCustomerList OleDataAdapter Name ... Label1 Text "Customers to List Orders For:" Name cboCustomers DataSource dsCustomerList.Customers DisplayMember CompanyName ValueMember CustomerID Name dgOrders DataSource dgOrdersForCustomer.Orders ... dsOrdersForCustomer DataSetName dsOrdersForCustomer Tip You will want to create the OleDbDataAdapter controls using the Data Adapter Configuration Wizard, and then set the name after the DataAdapter...

Ngày tải lên: 24/12/2013, 06:17

... piece of data that you need to validate is the CustomerID You need to validate for the string length, and for new customers, you need to validate for the uniqueness of the proposed CustomerID ... CustomerID, and, if that value is invalid, throws an InvalidCustomerIDException Listing 9.40 frmHowTo9_6.vb: An If Then Block to Wrap Around Your Constructor Code If ValidateCustomerID(pCustomerIDToRetrieve) ... the constructor used to create a new Customer row and you're ready to start testing your new code Your existing code for frmHowTo9_6 should suffice for testing You made sure to handle exceptions...

Ngày tải lên: 24/12/2013, 06:17

... revision and testing, games and songs The second chapter is Using games and songs to revise and test pupils' vocabulary’ which discusses on how to use games and songs in vocabulary revision and testing ... time and pupils may get bored, too Nguyễn Thị Huệ - 41A3English - FLD - Vinh University 25 Using games and songs to revise and test pupils’ vocabulary 2.4.5 Using games and songs Games and songs ... University Using games and songs to revise and test pupils’ vocabulary The survey was carried out in order to search for the attitudes of teachers and pupils towards teaching and learning vocabulary, towards...

Ngày tải lên: 27/12/2013, 20:26

... in the DataSet to the stored procedure NText parameter @data and the XML representation of deleted records in the DataSet to the stored procedure NText parameter @datadelete The stored procedure ... File: StoredProcedureMultipleRowsForm.cs // Namespaces, variables, and constants using System; using System.Configuration; using System.Windows .Forms; using System.Text; using System.IO; using ... SqlCommand cmd = new SqlCommand( ); cmd.Connection = conn; cmd.CommandText = STOREDPROCEDURE_NAME; cmd.CommandType = CommandType.StoredProcedure; // Inserted and updated records if (ds.HasChanges(DataRowState.Added...

Ngày tải lên: 21/01/2014, 11:20

... caption How -To 5.7: Add, Edit, and Delete Data Using the DataGrid Control You will then see all the regions loaded into a data grid You can click on the Edit button to edit data, and so on You ... command builder to update (post) ' the data in the data grid back to the server lblDispExcp.Text = "" Dim odaTableData As OleDb.OleDbDataAdapter Try ' Take the txtSQLString text and create data ... pretty boring Using Events with Buttons on the Data Grid After you have selected to include buttons in the data grid, you not only have to add the code to the events for the specific buttons, but...

Ngày tải lên: 21/01/2014, 12:20