linq to sql in asp net 4 0

4-Tier Architecture in ASP.NET with C#

... ee.Message.ToString(); } finally { person = null; pBAL = null; } } In the above method, I am doing following things mainly: 1. Instantiating BAL object 2. Instantiating BO object 3. Settinng ... instantiated, I am specifying their values to null to let the GC know that I am no more going to use them. User Interface - [UI]-List.aspx In this page, I am going to use a GridView to List, Modify, ... separate pages to insert these records (default.aspx) into database and list,update,delete records (list.aspx) from database. In this application we will have following 4- Tiers 1. Business Object...

Ebook - Beginning ASP.NET 4 in C# 2010

Danh mục: Thiết kế - Đồ họa - Flash

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Tài liệu BEGINNING ASP.NET 4.5 in C# and VB doc

Danh mục: Kỹ thuật lập trình

... 49 3Summary 49 4CHAPTER 14: LINQ AND THE ADO .NET ENTITY FRAMEWORK 49 7Introducing LINQ 49 8 LINQ to Objects 49 9 LINQ to XML 49 9 LINQ to ADO .NET 49 9Introducing the ADO .NET Entity Framework 500 Mapping ... 40 4CSS Methods 40 4css(name, value) 40 4css(name) 40 4css(properties) 40 4addClass, removeClass, and toggleClass 40 4attr(attributeName) 40 5attr(attributeName, value) 40 5ftoc.indd xxiiiftoc.indd ... AM 10/ 8/ 201 2 10: 17: 24 AM BEGINNING ASP. NET 4. 5 IN C# AND VBImar Spaanjaarsffirs.indd vffirs.indd v 10/ 8/ 201 2 10: 16 :49 AM 10/ 8/ 201 2 10: 16 :49 AM flast.indd xlivflast.indd xliv 10/ 8/ 201 2 10: 17:25 AM 10/ 8/ 201 2...

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Tài liệu Sams Teach Yourself ASP.NET 4 in 24 Hours ppt

Danh mục: Hệ điều hành

... Framework—Contains the ASP. NET engine, which is used to handle requests for ASP. NET pages. To install the .NET Framework engine, your com-puter must be running Windows XP, Windows Server 200 3, Windows ... developing ASP. NET websites, installing it auto-matically installs the .NET Framework and other required ASP. NET tools. You can also optionally install SQL Server 200 8. To begin the installation ... in ASP. NET . 522Allowing Visitors to Create New User Accounts . 533Signing In to the Website with the Login Control 541 Displaying Content Based on Authentication Status 545 Examining the ASP. NET...

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Beginning ASP.NET 4: in C# and VB potx

Danh mục: Kỹ thuật lập trình

... 47 3Summary 47 4 linQ and the ado .net entitY Framework 47 ChaPter 14: 7Introducing LINQ 47 8 LINQ to Objects 47 9 LINQ to XML 47 9 LINQ to ADO .NET 47 9Introducing the ADO .NET Entity Framework 48 0 Mapping ... 40 4Dierent Kinds of Relational Databases 40 5Using SQL to Work with Database Data 40 5Retrieving and Manipulating Data with SQL 40 7Reading Data 40 8Creating Data 41 7Updating Data 41 8Deleting ... Together 43 6Displaying and Editing Data with GridView 43 6Inserting Data with DetailsView 44 2Storing Your Connection Strings in web.conﬁg 44 5Filtering Data 44 6Customizing the Appearance of...

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Beginning ASp.NET 4.5 in C# potx

Danh mục: Kỹ thuật lập trình

... Name .NET Type Name Containsbyte Byte Byte An integer from 0 to 255.short Short Int16 An integer from –32,768 to 32,767.int Integer Int32 An integer from –2, 147 ,48 3, 648 to 2, 147 ,48 3, 647 .long ... Long Int 64 An integer from about –9.2e18 to 9.2e18.ﬂoat Single Single A single-precision ﬂoating-point number from approximately –3.4e38 to 3.4e38 (for big numbers) or –1.5e -45 to 1.5e -45 (for ... " 10& quot;; // Convert the string " 10& quot; to the numeric value 10. int count = Convert.ToInt32(countString); // Convert the numeric value 10 into the string " 10& quot;.countString...

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Pro ASP.NET 4 in C# 2010, 4th edition pot

Danh mục: Kỹ thuật lập trình

... Site 1 40 4 Customizing with Templates 1 40 4 Customizing with Routes 141 4 Customizing with Metadata 142 3 Customizing Validation 143 0 Summary 143 5 ■ Chapter 34: Silverlight 143 7 Understanding ... 201 0and the .NET 4 PlatformPro ASP. NET 4 in C# 201 0, Introducing .NET 4. 0 Accelerated C# 201 02529 -4 MacDonald.indd 1 6/7/ 10 12 :08 PMwww.it-ebooks.info ■ CONTENTS xii XML Integration ... Beginning ASP. NET 4 in C# 201 0Pro WPF in C# 201 0Pro .NET 2 .0 Windows Forms and Custom ControlsUS $59.99Shelve in: .NET User level: Intermediate–Advancedwww.apress.comSOURCE CODE ONLINECompanion...

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Beginning ASP.NET 4.5 in VB doc

Danh mục: Hệ điều hành

... succession in a single (rather ugly) line:MyString = MyString.Trim().SubString (0, 4) .ToUpper().Replace("IS", "AT")Or, to make life more interesting, you can use the string methods ... ofﬁcial ASP. NET MVC website at www .asp. net/ mvc or the book Pro ASP. NET MVC 4 (Apress, 201 2).What You Need to Use is Book To develop ASP. NET web pages, you need a computer with Visual Studio 201 2. ... including tools for implementing security, managing data, storing user-specific information, and much more. And amazingly enough, it’s even possible to program an ASP. NET page without knowing...

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asp.net 4.0 in practice

Danh mục: Đại cương

... device requests 40 0 15.2 Logging and handling errors 40 2TECHNIQUE 92 Intercepting, and handling errors with a custom module 40 315.3 Extending ASP. NET HttpRuntime 40 7TECHNIQUE 93Running your site ... modules 44 3 TECHNIQUE 101 Configuring application warm-up in IIS 7.5 44 5appendix B Data access fundamentals 44 8 TECHNIQUE 102 UsiQuerying the database using ADO .NET 44 9TECHNIQUE 103 Using stored ... to query the database 45 2TECHNIQUE 1 04 Persisting data into the database 45 3 TECHNIQUE 105 Writing XML 45 6 TECHNIQUE 106 Generating XML from a data source 45 8 TECHNIQUE 107 Reading XML 45 9...

Beginning ASP.NET 4 in C# 2010 ppsx

Danh mục: Quản trị Web

... Data Binding 49 9 Introducing Data Binding 49 9 Types of ASP. NET Data Binding 500 How Data Binding Works 500 Single-Value Data Binding 500 A Simple Data Binding Example 501 Simple Data Binding ... ROADMAPPro ASP. NET 4 CMSPro ASP. NET MVC 2 FrameworkPro ASP. NET 4 in C# 201 0Pro C# 201 0 and the .NET 4 PlatformBeginning ASP. NET 4 in C# 201 0www.apress.comSOURCE CODE ONLINECompanion ... programming, including Pro Silverlight 4 in C# (Apress, 201 0) and Pro WPF in C# 201 0 (Apress, 201 0). He’s also the coauthor of Pro ASP. NET 4 in C# 201 0 (Apress, 201 0). He lives in Toronto with...

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lập trình LINQ to SQL Tutorial phần 4 ppsx

Danh mục: Kỹ thuật lập trình

... một transaction mà bạn dùng để cập nhật CSDL dùng LINQ to SQL. LINQ to SQL Tutorial 45 Bắt đầu từ bản Beta2 của .NET 3.5, LINQ to SQL cho phép bạn truy cập vào danh sách này bằng cách ... cấp LINQ (LINQ provider: như LINQ to SQL, LINQ to Object…). Bạn không cần định nghĩa các phương thức query/insert/update/delete cho nguồn dữ liệu để gọi, thay vào đó bạn có thể trỏ < ;asp: linqdatasource> ... LINQ to SQL Tutorial 49 Quan trọng: Một trong những điểm hay của LINQ hay LINQ to SQL là nó không được thiết kế để chỉ làm việc với lớp giao diện, hay với một control cụ thể nào như LinqDataSource....

professional asp.net 4.5 in c# and vb

Danh mục: Kỹ thuật lập trình

... xxxvftoc.indd xxxv 4/ 10/ 201 3 9 :09 : 24 PM4/ 10/ 201 3 9 :09 : 24 PMwww.it-ebooks.info ffirs.indd viiiffirs.indd viii 4/ 10/ 201 3 9 :08 :27 PM4/ 10/ 201 3 9 :08 :27 PMwww.it-ebooks.info PROFESSIONAL ASP. NET 4. 5 in C# and ... 636Specifying Custom Icons in the TreeView Control 639ftoc.indd xxviftoc.indd xxvi 4/ 10/ 201 3 9 :09 :23 PM4/ 10/ 201 3 9 :09 :23 PMwww.it-ebooks.info ffirs.indd xviffirs.indd xvi 4/ 10/ 201 3 9 :08 :27 PM4/ 10/ 201 3 ... xxxii 4/ 10/ 201 3 9 :09 : 24 PM4/ 10/ 201 3 9 :09 : 24 PMwww.it-ebooks.info ffirs.indd iffirs.indd i 4/ 10/ 201 3 9 :08 :25 PM4/ 10/ 201 3 9 :08 :25 PMwww.it-ebooks.info www.it-ebooks.info FOREWORD ASP. NET has...

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pro asp.net 4.5 in vb, 5th edition

Danh mục: Kỹ thuật lập trình

... on its own in explaining what you need to write basic systems using ASP. NET. In Chapter 1, a simple ASP. NET system is developed that accepts user input, checks it against previous input, and ... like to try out ASP. NET development on Windows 8 without making a commitment.You need Visual Studio 201 2 to build applications with ASP. NET 4. 5, the version of the ASP. NET Framework we use in ... Widely SupportedMicrosoft continues to invest in and develop Web Forms. Some of the features we describe in this book are new in ASP. NET 4. 5, such as model binding, request validation, and HTML5...

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pro asp.net 4.5 in c#, 5th edition

Danh mục: Kỹ thuật lập trình

... demonstrated by Listing 3- 10. Listing 3- 10. Initializing collections and arraysusing System;using System.Collections.Generic;using System .Linq; using System.Web;using System.Web.UI;using System.Web.UI.WebControls; ... 2Putting ASP. NET in Context In Chapter 1, we dived in and showed you how to create your first ASP. NET application. It’s time to take a step back and put what we showed you in context, explaining ... the interface. Listing 3- 14 shows the ShoppingCart class updated to implement the IEnumerable<Product> interface.Listing 3- 14. Implementing an interface in the ShoppingCart classusing...

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applied asp.net 4 in context

Danh mục: Kỹ thuật lập trình

... generated automatically by ASP. NET and is not produced with legibility in mind, so I had to tidy it up to make it readable. The results are in Listing 4- 9. Listing 4- 9. The partial class containing ... ■Chapter 1: Introduction 3 ■Chapter 2: Getting Ready 7 ■Chapter 3: Putting ASP. NET in Context 13 PART II: Getting to Know ASP .NET 19 ■Chapter 4: Working with Pages 21 ■Chapter 5: Working with ... wider .NET framework more than a decade ago. At the time that ASP. NET 1 .0 was introduced, Visual Basic was a dominant force in the programming world, and Microsoft created ASP. NET to bring the...

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NET FRAMEWORK 3.5 LINQ TO SQL docx

Danh mục: Kỹ thuật lập trình

... tác truy vấn CSDL với LINQ  Hỏi đáp VB .NET - 5 CNPM Khoa CNTT Phạm Hoàng Hải 2. LINQ to SQL  LINQ to SQL cho phép mô hình hóa một CSDL bằng các lớp trong .NET, và qua đó, thực hiện ... trong .NET  LINQ hỗ trợ nhiều dạng dữ liệu khác nhau: Object, XML, SQL, Datasets… VB .NET - 6 CNPM Khoa CNTT Phạm Hoàng Hải 1. LINQ  LINQ là gì?  Mô hình hóa CSDL bằng LINQ  Ngôn ... Delegate s => s.ToUpper(); string Func(string s) { return s.ToUpper(); } VB .NET - 8 CNPM Khoa CNTT Phạm Hoàng Hải 3. MÔ HÌNH HÓA CSDL BẰNG LINQ  Chọn Linq to SQL File ...