asp net with c sharp tutorial for beginners pdf

... public int Insert(Person person) { SqlConnection conn = new SqlConnection(connStr); conn.Open(); SqlCommand dCmd = new SqlCommand("InsertData", conn); dCmd.CommandType = CommandType.StoredProcedure; ... public int Update(Person person) { SqlConnection conn = new SqlConnection(connStr); conn.Open(); SqlCommand dCmd = new SqlCommand("UpdateData", conn); dCmd.CommandType = CommandType.StoredProcedure; ... public int Delete(Person person) { SqlConnection conn = new SqlConnection(connStr); conn.Open(); SqlCommand dCmd = new SqlCommand("DeleteData", conn); dCmd.CommandType = CommandType.StoredProcedure;...

Ngày tải lên: 17/10/2013, 14:15

... compiling C# is generally identical to MSIL code generated from compiling VB .NET code Exceptions to this lie with a few language-speci c features, such as how C# can use classic C- style pointers within ... Asymmetric encryption Using RSA as asymmetric encryption Symmetric encryption 8.6.1 Using 3DES as symmetric encryption 8.7 Piracy protection 8.8 Conclusion Controlling User Access: Authentication ... fileContents; AsyncCallback callback; private void btnReadAsync_Click(object sender, System.EventArgs e) { openFileDialog.ShowDialog(); 2.2 Streams 23 callback = new AsyncCallback(fs_StateChanged);...

Ngày tải lên: 17/04/2014, 09:17

... connection object using the default connection string "CMS" /// public SqlConnection GetConnection() { return new SqlConnection(ConfigurationManager.ConnectionStrings["CMS"].ConnectionString); ... SqlConnection(ConfigurationManager.ConnectionStrings[conStr].ConnectionString); } SqlConnection conn = GetConnection(); // uses the default connection string SqlConnection conn2 = GetConnection("CMS2"); // uses ... ASP. NET CMS Advanced Techniques for C# Developers Using the NET Framework III Alan Harris i www.it-ebooks.info Pro ASP. NET CMS: Advanced Techniques for C# Developers Using the NET Framework Copyright...

Ngày tải lên: 15/03/2014, 07:20

... System.Windows.Forms.CheckBox chkSelect; private System.ComponentModel.Container components = null; public Form1() { InitializeComponent(); chkSelect.CheckedChanged += new EventHandler(this.FlipSelect); ... have access to some screens and other users to have access to other screens You could easily use CheckBoxes to allow an administrator to check off which screens are allowed for which users You can ... constructor, add the following lines of code C# //Event based input restricted controls txtAlpha.CharacterCasing = CharacterCasing.Lower; txtMixed.CharacterCasing = CharacterCasing.Upper; txtAlpha.KeyPress...

Ngày tải lên: 17/04/2014, 09:16

... objects to perform actions whenever a specific occurrence takes place For example when we click a button a click event occurs and we can handle that event in an eventhandler Constructors A constructor ... Seamless access to ADO enables simple data access for connected data binding scenarios Using ADO .NET, Visual Basic NET can gain high-speed access to MS SQL Server, Oracle, DB2, Microsoft Access, ... like forms, controls and the rest in VB NET applications actually comes from the class library ANJAN’S VB .NET Tutorial for Beginners Common Language Specification (CLS) If we want the code which...

Ngày tải lên: 17/10/2014, 14:02

... basic techniques you’ll use to access the data For example, will you write custom data-access classes that access the database directly, or will you use ASP. NET s SqlDataSource control to access ... interface to your data-access classes That’s a lot of work ߜ Use the new ASP. NET 2.0 object data sources, which are designed to let you bind ASP. NET controls to custom data-access classes Unfortunately, ... policies Then, you can call methods of this class whenever you need to calculate a customer’s discount If the discount policy changes, the discount class can be updated to reflect the new policy...

Ngày tải lên: 06/08/2013, 18:15

... http://www.macromedia.com Netscape Communications, the Netscape Communications logo, Netscape, and Netscape Navigator are trademarks of Netscape Communications Corporation Netscape Communications Corporation ... menu, then click Scientific The calculator will change its appearance Click the decimal option, then enter a number and click the hex button to translate from decimal to hex Conversely, click the ... JavaScript was initially introduced by Netscape Note Don't confuse client-side JScript with Microsoft's new JScript .NET language JScript is to JScript .NET as classic VB is to VB .NET the syntax is similar...

Ngày tải lên: 22/10/2013, 15:15

... abstract int PostCount(); SqlDataProvider.cs public override int PostCount() { using (SqlConnection cnn = GetSqlConnection()) { SqlCommand cmd = cnn.CreateCommand(); cmd.CommandType = CommandType.StoredProcedure; ... post) { using (SqlConnection cnn = GetSqlConnection()) { SqlCommand cmd = cnn.CreateCommand(); cmd.CommandType = CommandType.StoredProcedure; cmd.CommandText = "Post_Update"; cmd.Parameters.Add("@PostID", ... ConfigurationManager.ConnectionStrings[connectionStringName] ConnectionString; } // Ham tao mot ket noi den CSDL protected SqlConnection GetSqlConnection() { try { return new SqlConnection(_ConnectionString); } catch { throw new Exception("SqlConnection");...

Ngày tải lên: 09/04/2014, 21:45

... Yêu c u Ch c Trang Trang − Chuyển đến trang web tương ứng nằm thư m c chọn (c ng tên th c đơn chính) Ch c Đăng nhập − Chuyển đến trang Login.aspx (bài 7.2) Ch c Đổi mật − Chuyển đến trang ChangePass.aspx ... với ASP. Net C# Trang 43/49 Bài tập Yêu c u xử lý: − Tạo mảng chứa tên môn h c: { ASP. Net , “PHP”, “Joomla”, “CSharp”, “ADO .Net } − Khi click vào nút load liệu từ mảng môn h c cho ComboBox , ComboBox ... ASP. Net C# Trang 28/49 Bài tập − Bổ sung điều khiển CheckBox vào c t nút Xóa chuyển nút Xóa xuống Footer − Yêu c u xử lý: chọn CheckBox tự động chọn tất CheckBox c t ngư c lại (dùng JavaScript)...

Ngày tải lên: 05/07/2014, 17:52

... Generics Generics – Cho phép class, struct, interface, method sử dụng kiểu liệu mà lưu trữ tham số đầu vào – Khái niệm giống template C+ + – Generics xuất nhằm m c đích xử lí x c kiểu liệu ... Types: Dữ liệu chứa nơi c p phát vùng nhớ C c kiểu số, bool, char, date, c u tr c, kiểu liệt kê – Reference Data Types: Chứa trỏ trỏ tới nơi c t giữ liệu Bao gồm kiểu string, mảng, class, delegate ... trình nâng cao C# - Editor: trì Editor: Đoàn Quang Minh Đoà 12 Generics Ví dụ sử dụng Generics – Khai báo: public class Stack { private ItemType[] items = new ItemType[100]; public void...

Ngày tải lên: 08/07/2014, 09:20

... MasterPageFile=”~/MasterPage.master” CodeFile=”ChangePW.aspx.cs” Inherits=”ChangePW” Title=”Change Password” %>

Ngày tải lên: 05/08/2014, 10:20

... ID=”SqlDataSource1” ➝10 runat=”server” ConnectionString= “” SelectCommand=”SELECT Products.productid, Products.catid, Products.name, Products.shorttext, Products.longtext, ... OnClick=”btnAdd_Click” Text=”Add to Cart” />  < /asp: Content> 137 138 Part III: Building E-Commerce ... user interface for the Shopping Cart application Add to cart Checkout.aspx Check out page Submit order Cart.aspx Cart page Check out The Product List page Figure 6-2 shows the Product List page...

Ngày tải lên: 05/08/2014, 10:20