data access in a web forms environment

... cultureNativeNameLabel.Text = CultureInfo.CurrentCulture.NativeName; } // Sample data that might come from a database // displayed according to culture set by user dateLabel.Text = DateTime.Now.ToString("D"); ... These classes are useful in writing globalized applications Within this namespace, the CultureInfo class represents information about a specific culture and is used in culture-specific operations ... culture-specific operations Fortunately, NET provides a collection of classes which makes this relatively easy The System.Globalization namespace contains classes that specify culture-related information These...

Ngày tải lên: 28/10/2013, 18:15

... dataGrid.DataSource = CreateDataSource( ); dataGrid.DataKeyField = "Id"; dataGrid.DataBind( ); } private DataTable CreateDataSource( ) { DataTable dt = new DataTable(TABLENAME); // Create the DataAdapter ... ((DataTable)Session["DataSource"]).DefaultView; // Bind the data view to the data grid dataGrid.DataSource = dv; dataGrid.DataBind( ); } private void dataGrid_CancelCommand(object source, System .Web. UI.WebControls.DataGridCommandEventArgs ... Create a DataAdapter for the update SqlDataAdapter da = new SqlDataAdapter("SELECT * FROM " + TABLENAME + " ORDER BY Id", ConfigurationSettings.AppSettings["DataConnectString"]); // Create a CommandBuilder...

Ngày tải lên: 26/01/2014, 10:20

... containing the image from the database Create a SQL statement to retrieve the required image from the database and retrieve the image using a DataReader A DataTable or DataSet filled using a DataAdapter ... the binary image data in the response Response.BinaryWrite((byte[])dr["Photo"]); } dr.Close( ); conn.Close( ); } Discussion Rendering an image from a database in a Web Forms Image control is easy ... image from the database and serves it to the Image control on the web page that the client sees The following steps outline the required tasks: Create a web page that outputs a binary stream...

Ngày tải lên: 28/10/2013, 18:15

... displays tabular data from a data source and controls the formatting using templates and styles The DataList must be bound to a data source such as a DataReader, DataSet, DataTable, or DataView—any ... session variable DataView dv = ((DataTable)Session["DataSource"]).DefaultView; // Bind the data view to the data list dataList.DataSource = dv; dataList.DataBind( ); } private void dataList_CancelCommand(object ... DataTable CreateDataSource( ) { DataTable dt = new DataTable(TABLENAME); // Create the DataAdapter and fill the table using it SqlDataAdapter da = new SqlDataAdapter("SELECT * FROM " + TABLENAME...

Ngày tải lên: 26/01/2014, 10:20

... dataGrid.DataBind( ); } } private DataTable CreateDataSource( ) { DataTable dt = new DataTable( ); // Create a DataAdapter and fill the Orders table with it SqlDataAdapter da = new SqlDataAdapter("SELECT * FROM ... to a data source such as a DataReader, DataSet, DataTable, or DataView Any class that implements the IEnumerable interface can be bound The easiest way to create a DataGrid control is to drag ... ((DataTable)Session["DataSource"]).DefaultView; // Update the current page for the data grid dataGrid.CurrentPageIndex = e.NewPageIndex; // Bind the data view to the data grid dataGrid.DataSource = dv; dataGrid.DataBind( );...

Ngày tải lên: 26/01/2014, 10:20

... faculty Graham, Cagiltay, Craner, Lim, & Duffy: Teaching in a Web Based Distance Learning Environment unparalleled in the past Students often assume that instructors have easy, constant access to ... it is important that a mechanism be incorporated to encourage Graham, Cagiltay, Craner, Lim, & Duffy: Teaching in a Web Based Distance Learning Environment individual accountability and responsibility ... appropriate Four additional areas of general findings and recommendations are: Finding 1: Instructors are generally motivated to an excellent job of teaching in an online environment but are not always...

Ngày tải lên: 28/06/2014, 21:20

... doing something, the other threads can handle the user inputs and perform the tasks For example, if a user wants to cancel bringing in a large amount of data from a web page, a single threaded ... running at a higher priority can immediately react and cancel the operation When Not to Use Threads… Using multiple threads in an application does not guarantee any kind of a performance gain ... constantly interacting with the program, are independent activities The performance of an application can be improved by creating a separate thread for performing each of these activities rather...

Ngày tải lên: 12/09/2012, 14:40

... and coordination, and in drafting the manuscript BEH participated in the design of the study and the statistical analysis, and participated in drafting the manuscript BHV participated in the design ... catheterisation in newborn vascular access models [21] and reduces vascular access time during infant resuscitation [22] We used IO to a greater extent in paediatric than in adult patients Our ... HEMS training programme, intraosseous training was given using manual needles, Bone Injection Guns, and EZ-IO® on both manikins and cadavers All HEMS physicians have used the technique on patients...

Ngày tải lên: 25/10/2012, 10:02

... to the DataGrid The MappingName property of the DataGridTableStyle is set to the DataSource The MappingName of each DataGridColumnStyle object must be associated with the name of a DataColumn ... DataGrid display column with the data column An exception will be thrown if duplicate mapping names are used The DataGridTextBoxColumn class inherits from the abstract DataGridColumnStyle class ... abstract DataGridColumnStyle class It defines the attributes, display format, and behavior of cells in a DataGrid column representing a Boolean value At runtime, each cell in the column hosts a...

Ngày tải lên: 20/10/2013, 12:15

... that are bound to the same data source so that they display information from the object within the data source, such as a row in a DataTable The BindingContext class is used to instantiate a BindingManagerBase ... private BindingManagerBase bm; // private void DisplayDatabaseImageForm_Load(object sender, System.EventArgs e) { // Create the DataSet ds = new DataSet( ); // Create the DataAdapter and retrieve ... System; using System.Configuration; using System.Drawing; using System.Windows .Forms; using System.IO; using System .Data; using System .Data. SqlClient; private DataSet ds; private SqlDataAdapter da;...

Ngày tải lên: 28/10/2013, 18:15

... formulating corporate strategy and objectives, translating these into financial plans, and engaging in investor relations Financial Accounting compiles, analyzes, and provides financial information ... financial accounting and management accounting Cost accounting integrates with financial accounting by providing product costing information for financial statements and with management accounting ... for external financial statements Cost accounting creates an overlap between financial accounting and management accounting Cost accounting integrates with financial accounting by providing product...

Ngày tải lên: 18/12/2013, 09:13

... cart in the database Using a DataGrid Control to Access a Database A DataGrid allows you to access rows in a database table In the following sections, you'll learn how to create an ASP.NET Web ... General properties are as follows: • • • • • DataSource The DataSource is the source of the data for your DataGrid In this example, the DataSource is dataSet11 DataMember The DataMember is the name ... Web application that uses a DataGrid control to access the rows in a database table The DataGrid you'll create will display the rows from the Products table of the Northwind database Creating...

Ngày tải lên: 24/12/2013, 01:17

... OleDBDataAdapter1, which was created by using the ? in the Select statement of the data adapter Then Dataset1 is cleared of its data with the Clear method Finally, DataSet1 is refilled with data ... Me.OleDbDataAdapter1.Fill(Me.DataSet1) End Sub Note There is one big difference here between an OleDbDataAdapter and a SqlDataAdapter Whereas the OleDbDataAdapter takes a ? to specify a parameter within the Select statement, ... data based off the value in txtCustLimit, using the data adapter Listing 1.2 frmHowTo1_2.vb: Submitting a Parameter to a DataAdapter and Filling the Dataset Private Sub btnLoadList_Click(ByVal sender...

Ngày tải lên: 21/01/2014, 12:20

... equal to slightly more than four years Barclays Capital Global Aggregate Bond Index (Global Bonds): The Barclays Capital Global Aggregate Index provides a broad-based measure of the global investment-grade ... benchmark for the tax-exempt bond market For inclusion, bonds must have a minimum credit rating of at least Baa, an outstanding par value of at least $5 million and be issued as part of a transaction ... and Euro-Yen corporate bonds, Canadian Issues and USD investment-grade 14 4A securities Barclays Capital Global Aggregate Bond Index ex US (Int’l Bonds): A subset of the Barclays Capital Global...

Ngày tải lên: 06/03/2014, 04:20

... XMark Instead of storing the entire data as a single, large XML instance, it is more natural in a relational database to store the data in tables representing the different entities in the data ... Tatarinov, E Viglas, K Beyer, J Shanmugasundaram, E Shekita Storing and Querying Ordered XML Using a Relational Database System SIGMOD 2002 References [21] M Yoshikawa and T Amagasa XRel: a path-based ... save space in XML indexes, although it adds a JOIN in case of wildcard and //-axis queries Conclusions This paper introduces techniques for indexing XML instances stored in a relational database...

Ngày tải lên: 07/03/2014, 14:20

... Left-peripheral ellipsis wlth two NP remnants: (22) Max gave a nickel to Sally and a dime to Harvey (23) Max gave Sally a nickel and Harvey a dime (24) Jack calls Joe Mike and Sam Harry A3 (Gapping)Left-perlpheral ... Mary in London As we stated above, (12) is not a case of Gapping; instead, we take "Sue and Mary" as a c o o r d i n a t e NP Nor is (13) a case of Gapping (14), h o w e v e r , cannot be treated ... constituents as in Albert Max spoke fluently, and Albert M a x wrote a novel, and Alex a (18) John drove his car through and completely demolished a plate glass window Max wrote a novel, and Alex Bob saw...

Ngày tải lên: 08/03/2014, 18:20

... for (a) training and (b) tagging Machine learning components in Argo In order to ensure flexibility in building workflows, we split the machine learning capability into three distinct processing ... namely feature generator, model trainer and tagger The trainer and the tagger are intrinsic machine learning components, whereas the feature generator is a convenient and customisable processing ... the Association for Computational Linguistics D Ferrucci and A Lally 2004 UIMA: An Architectural Approach to Unstructured Information Processing in the Corporate Research Environment Natural Language...

Ngày tải lên: 16/03/2014, 20:20

... functionality, hints for talking to TOOT, and links to task pages Each task page contained a task scenario, the hints, instructions for calling TOOT, anal a web survey designed to ascertain the depart ... seventh train leaves at 5:OOpm on Saturda); and it takes I hour 12 rains Please say "list" to hear trains at a time, or say "add constraint" to constrain your departure time or travel day, or say "continue" ... train leaves at 3:00 pm on Saturday and StoMa), and it takes hour 12 rains The 2nd train leaves at 3:20 p m ever)' da3, and it takes I hour 22 rains The 3rd train leaves at 4:00 pm on Sunda), and...

Ngày tải lên: 17/03/2014, 07:20

... nonrepudiation in data processing, in data communication, and in the storing of data (Stallings, 2002) Reliable authentication means that network resource users and communication partners can be unambiguously ... enroll A team consisting of a responsible teacher, a course assistant, and a graphical designer, the maintainer of the web based learning environment, provides the guidance Guidance The guidance ... standard (RSA Laboratories, 2002) are based on advanced C programming in combination with a profound knowledge about accessing software and hardware implementations of cryptographic tokens Education...

Ngày tải lên: 22/03/2014, 15:21

... Gas Transfer at the Air-Water Interface in a Turbulent Flow Environment Abstract The gas transfer process across the air-water interface in a bottom-shear-induced turbulent environment was investigated ... environmental engineering The problem areas range from natural geochemical cycling of materials to anthropogenic water quality (e.g reaeration) problems in rivers, lakes and coastal waters to applications ... important gas transfer process in nature is the oxygen absorption into natural water bodies Oxygen is a fundamental parameter for natural water bodies to sustain aquatic life and to take up organic...

Ngày tải lên: 29/03/2014, 18:20