oreilly ado dot net cookbook ebooklib

... SQL Server NET Data Provider Problem You need to create a nested transaction using the SQL Server NET data provider, but the Begin( ) command that you need is only available with the OLE DB NET data provider ... functionality by adding additional members The SQL NET data provider allows savepoints to be defined allowing a transaction to be partially rolled back to a point in the transaction other than its beginning The OLE DB NET data provider allows nested transactions to be started within the ... SQL Server transaction model together with the NET SQL Server data provider transaction management The IDbTransaction interface is implemented by NET data providers that access relational databases

Ngày tải lên: 26/03/2019, 17:13

... DataSet .Net Data Provider ADO.Ne t Tables Tables Relations Relations Rows Rows Columns Columns [...]... .NET Data Provider • Trình cung cấp dữ liệu NET - NET Data Provider: – SQL NET Framework ... Data Provider – OLE DB NET Framework Data Provider – ODBC NET Framework Data Provider – Oracle NET Framework Data Provider SQL NET Framework Data Provider OLE DB NET Framework Data Provider ... "#$%#%#&'( )*+) , /01213*4567 ADO.NET 8  • Các thành phần truy cập dữ liệu • ADO.NET – Connecon – Command – DataReader – DataAdapter – DataSet

Ngày tải lên: 21/10/2014, 21:53

... 1.1 NET Platform Fundamentals A t the core of Microsoft's NET platform initiative is a new set of technologies known collectively as the NET Framework, which we'll refer to commonly as the Framework ... some of the optimizations that are available with JIT compiling 1.1.2 The NET Framework Class Library (FCL) The FCL is a set of reusable object-oriented classes that provide basic platform functionality, from the data access classes of ADO.NET, to filesystem utility classes (including file, directory, ... Library that includes a Base Class Library (for built-in types and basic runtime functionality), a Network Library (for simple networking services and access to network ports), a Reflection Library (for examining types and retrieving information about

Ngày tải lên: 26/03/2019, 17:14

... Migration Path to NET .NET is Microsoft's next-generation component technology and application development platform (For a quick overview of the NET platform, see Appendix C.) However, adopting a radically ... clients: rich clients and Internet clients The rich client typically shares the same local area network, called the Intranet (A rich client can also be called an intranet client.) In most cases, ... area network and can reside anywhere on the Internet In most cases, a firewall exists between the Internet client and your application Most applications have a mixture of rich and Internet clients

Ngày tải lên: 21/08/2012, 10:53

... Since ADO NET does not support all of the COM-based ADO (I call it ADOc) functionality, developers have an important choice to make I just spent the last nine months writing a new book ADO NET ... VSLive! Bill’s new book ADO NET and ADO Examples and Best Practices—Second Edition (Apress) will be available at VSLive! Reach Bill at www.betav.com 7 Converting Control Arrays to NET Implementing control ... implementations In ADO NET they can choose from optimisticconcurrency through the DataSet or use the low-level (and faster) DataReader to return a “firehose” stream The problem with using ADOc is that

Ngày tải lên: 28/04/2014, 16:39

... INSTANCENAME with the name of your SQL Server instance (if you don’t want to use an instance just enter a dot to refer to the machine itself): Trang 3Now press F5 to run your application and you should ... will look at Azure queues shortly) Worker roles cannot be accessed directly like a web role or ASP.NET page, but they do allow the creation of HTTP-based endpoints for inter-role communication Please ... • Azure Storage: • More scalable than SQL Azure • Stores Blobs, Queues, and Entities (a type of NET objects) • Cheaper than SQL Azure • Does not use SQL Server (the development version does, though)

Ngày tải lên: 18/06/2014, 16:20

... order to facilitate a form Trang 28116 ■ Note This behavior starting with NET 2.0 is a breaking change from NET 1.1 Before NET 2.0, unhandled exceptions in the finalization thread were swallowed ... for your methods, and the box operations are clearly identifiable You can find ILDASM.exe in the NET SDK \bin folder As mentioned previously, unboxing is normally an explicit operation introduced ... to null For value-type fields, their underlying memory slots are filled with all zeros Thus, the net effect is that all fields in the new object are initialized to either null or 0 Once this is

Ngày tải lên: 18/06/2014, 16:20

... method-matching rules For more detailed information regarding these interface tables, see Essential NET, Volume I: The Common Language Runtime by Don Box and Chris Sells (Boston, MA: Addison-Wesley ... looks like the following: public interface IComparable { int CompareTo( object obj ); } ■ Note NET 2.0 added support for IComparable<T>, which you should always consider using along with ... can get a reference to the ZooKeeper via the Zoo.ZooKeeper property It is common practice in the NET Framework to name the property after the custom type that it represents ■ Note The Singleton

Ngày tải lên: 18/06/2014, 16:20

... capabilities of the NET Framework have always been strong However, there was room for improvement, and much of that improvement came with the NET 2.0 Framework Specifically, with NET 1.1, it was ... dealing with strings in C# and the NET Framework Additionally, I’ll cover the important topic of globalization Trang 9■ ■ ■ 215 Working with Strings Within the NET Framework base class library, ... A format provider’s common task within the NET Framework is to provide culture-specific formatting information, such as what character to use for monetary amounts, for decimal separators, and

Ngày tải lên: 18/06/2014, 16:20

... types in the delegate declaration ■ Note In NET 1.x, the signature of the methods wired up to delegates had to match the delegate declaration exactly In NET 2.0, this requirement was relaxed to ... realm of UI development, that the NET runtime designers were so generous... Your EventArgs derived class is where you define any eventspecific arguments ■ Note In NET 1.1, you had to explicitly ... implementing IEnumerator<T>, which the GetEnumerator methods of the container types in the .NET library typically expose. However, what if you need a reverse iterator or a bidirectional iterator?

Ngày tải lên: 18/06/2014, 16:20

... a value ■ Note Prior to the NET 4. 0 BCL, the Action and Func delegates only accepted up to four parameters Currently, they support up to 16 Starting with NET 4. 0, these generic delegates ... the same rules as generic interfaces when applying variance decorations to generic parameters The NET

Ngày tải lên: 18/06/2014, 16:20

... implement a pool of worker threads that wait for work items to be queued: static readonly int MaxWorkThreads = 4; static readonly int WaitTimeout = 2000; public delegate void WorkDelegate(); public ... using System.Collections; Trang 20403 public class CrudeThreadPool { static readonly int MaxWorkThreads = 4; static readonly int WaitTimeout = 2000; public delegate void WorkDelegate(); public ... named event, you should use the EventWaitHandle class introduced in NET 2.0 instead ■ Note A new type was introduced in the NET 4.0 BCL called ManualResetEventSlim, which is a lightweight lock-free

Ngày tải lên: 18/06/2014, 16:20

... public static void Validate( this SupplyCabinet cab ) { // Do something to validate the SupplyCabinet instance Console.WriteLine( "Supply Cabinet Validated." ); } public static ... important data"; SupplyCabinet supplies = new SupplyCabinet(); Employee hrLady = new Employee(); String with "some important data" Validated Supply Cabinet Validated ** Employee Failed ... Console.WriteLine( "\tValidating SupplyCabinet" ); static void Main() { String data = "some important data"; SupplyCabinet supplies = new SupplyCabinet(); Employee hrLady = new Employee();

Ngày tải lên: 18/06/2014, 16:20

... NET statically typed object For plain old NET objects, the call site uses reflection to bind to the proper member If the object is a COM object, it reflects over the RCW that acts as a NET ... against static NET types that might have been coded in C#, C++/CLI, and so on But what about when you have to interoperate with types created 1 The DLR is at the heart of NET- based dynamic ... implements the IDispatch automation interface If you used VB .NET rather than C# 3.0, the experience would have been much more pleasant because VB .NET shields you from all the reflection work Now that

Ngày tải lên: 18/06/2014, 16:20

... Iron Python For more information please consult: http://mail.simple-talk.com/ dotnet/.net-tools/methodist-make-.net-reflector-come-alive-with-ironpython/ ResolverOne One of the best know uses ... immutability For example, readonly automatic properties would be a simple but really helpful feature: public string Name { get; readonly set; } That would be backed by a readonly field behind the ... the CLR! So you can happily install NET 4.0 without fear that it will affect your existing NET applications running on previous versions of the framework ASP.NET When using IIS7, the CLR version

Ngày tải lên: 18/06/2014, 16:20

... Add New Item 4 Select ADO .NET Entity Data Model, and name it Chapter8Model.edmx (Figure 8-1) 5 Click Add Figure 8-1 Adding an ADO .NET Entity Data Model... as: • ASP .NET MVC • Silverlight/WPF ... for Different Types of Addresess Addr es s Bindi ng http basicHttpBinding net. pipe netNamedPipeBinding net. msmq netMsmqBinding ... call out the fact that as of NET 4. 0, LINQ to Entities will be the recommended data access solution for LINQ to relational scenarios “ http://blogs.msdn.com/adonet/archive/ 200 8/ 10/ 31/clarifying-the-messageon-l2s-futures.aspx

Ngày tải lên: 18/06/2014, 16:20

... this information: 1 Add a new ADO.NET entity data model to the project 2 Call the ADO.NET entity data model Chapter9Model.edmx 3 Click Add Figure 9-1 Adding ADO.NET entity data model 4 Visual ... be a barrier to adoption Those coming from normal ADO.NET development will likely not miss the features that aren’t included, since you can’t do things like lazy loading with ADO.NET datasets or ... Microsoft changed the name of ADO.NET Data Services to WCF Data Services However, the VS template names have not changed yet, so the examples in this chapter use the ADO.NET Data Services template

Ngày tải lên: 18/06/2014, 16:20

... Aspnet.config (Aspnet.config is located where the NET framework is installed: C:\Windows\Microsoft.NET\ • Managed Processor Time • Managed Memory Used Figure 10-6 New perf counters for ASP.NET ... rendered ASP.NET Menu control The ASP.NET Menu control now renders menu items using unordered list elements Keyboard support for the menu has also been improved so once an ASP.NET menu receives ... /> Trang 6CHAPTER 10
ASP.NET 242 URL and Query String Length Previously ASP.NET limited accepted URLs to a maximum of 260 characters (an NTFS constraint) ASP.NET 4.0 allows you to extend

Ngày tải lên: 18/06/2014, 16:20

... of an ASP.NET MVC application This facility is called routing and although it isn’t specific to ASP.NET MVC, it is an important concept
TIP Routing is available in ASP.NET 4.0 and net 3.5sp1 ... NET Trang 12Installing MVC Visual Studio 2010 has ASP.NET MVC 2 functionality included out of the box but Visual Studio 2008 users can download it as a separate install from: http://www.asp.net/mvc/download/ ... Traditionally, ASP.NET web applications were difficult to test because ASPX and ASCX controls often end up containing code related to user interface and business logic In ASP.NET, MVC classes

Ngày tải lên: 18/06/2014, 16:20

... as Rich Internet Applications (or RIA to its friends). Silverlight offers the following: • Ability to use the .NET development tools you know and love • Utilize many of the .NET framework ... systems (such as the Apple Mac).” http://silverlight.net/content/GetStarted.aspx Some might say that Silverlight is Microsoft’s version of Adobe’s Flash and Flex products. This doesn’t really ... something that all .NET developers should at least be aware of. Silverlight versus Flash When Silverlight was first released, it was inevitable that it would be compared to Adobe Flash (and Flex)

Ngày tải lên: 18/06/2014, 16:20