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How Do I...Make a ResourceReader?
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There are two steps to creating a custom resource reader. The first step is to create a class that implements IResourceReader, which requires a Close method and an implementation for GetEnumerator. The following code example demonstrates creating a basic class that implements IResourceReader.
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How Do I...Use Regular Expressions to match a pattern?
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| Total Hit (762) |
Regular Expressions allow for easy parsing and matching of strings to a specific pattern. Using the objects available in the RegularExpressions namespace, it is possible to compare a string against a given pattern, replace a string pattern with another string, or to retrieve only portions of a forma
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How Do I...Get all matches for a pattern
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Regular Expressions are often useful when trying to retrieve small portions of text from a large document, result set, or when filtering a stream. The MatchCollection object contains all valid Match objects for a given regular expression after a successful match occurs.
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How Do I...Use Regular Expressions to make replacements?
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The Regular Expressions library can often ease the time it takes to generate string replacement functions. By specifying a pattern of strings to be replaced, you do not have to search for every possible variation of a string. Once a Regex object that matches every possible string to be replaced is c
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How Do I...Use common Regular Expressions?
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«b»Social Security Number «/b»
\d{3}-\d{2}-\d{4}
«b»US Phone Number«/b»
((\(\d{3}\) ?)|(\d{3}-))?\d{3}-\d{4}
«b»US Postal Code«/b»
\d{5}(-\d{4})?
«b»Internet EMail Address«/b»
[\w-]+@([\w-]+\.)+[\w-]+
«b»Internet URL «/b»
http://([\w-]\.)+[\w-](/[\w- ./?%=]*)?
«b
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Remoting Overview
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The common language runtime Remoting infrastructure provides a rich set of classes that allow developers to ignore most of the complexities of deploying and managing remote objects. Even though you are dealing with applications running against different run-time environments, calling methods on remo
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How Remoting Works
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The .NET Remoting framework provides developers with a modern distributed object model that allows remote method invocation between different common language runtimes across the network or between different AppDomains in the same common language runtime. Any interaction with a remote object occurs t
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How Do I...Create a Remote Server?
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| Total Hit (873) |
This sample demonstrates how to create the remoting version of a Hello World server. When a client calls the HelloMethod on the HelloServer class, the server object appends the string passed from the client to "Hi There" and returns the resulting string back to the client. The following code example
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How Do I...Create a Client of a Remote Server?
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If you haven't already read the section How Do I Create a Remote Server?, please read this first. The client references the server assembly for metadata, so you have to compile the server before the client. The code for the client is listed below.
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How Do I...Create a Remote Object as a Singleton?
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This example demonstrates how to modify the Client/Server example by deploying the remote object as a singleton. The client starts two threads and calls the CountMe method on the server on two different channels: TCP and HTTP. Although this example is very simple, it does illustrate a few important
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How Do I...Pass An Object to a Server By Reference?
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| Total Hit (731) |
This example demonstrates how to create an object that derives from MarshalByRefObject on the client that is then passed as a parameter to the server. The server calls a method on the remote object it receives. The first step is to create the object you need to pass.
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How Do I...Pass An Object to a Server By Value?
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| Total Hit (735) |
The Pass an Object to a Server by Reference section illustrated that local objects are always passed by value when you call a remote function. To demonstrate this concept, you need change the previous example.
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How Do I...Make an Asynchronous Call to a Remote Object?
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| Total Hit (740) |
All the examples up to this point made synchronous calls to the remote object. This strategy might not always be desirable since the remote object might have to perform a number of time-consuming tasks and it is not advisable to block the client while a call is in progress. This example demonstrates
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How Do I...Create Resources?
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| Total Hit (659) |
Creating resources can help you develop robust, culture-aware programs without having to recompile your application because the resources have changed. The steps for creating and subsequently using resources are covered in this topic.
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How Do I...Use resources?
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This example demonstrates how to use resource files, dynamically loading a particular resource based on a selected culture. Resources allow you to develop robust, culture-aware programs without having to recompile your application because the resources have changed. The code required to access eleme
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How Do I...Read and Write Resources?
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This example illustrates how to read and write resource files through code. You can use other tools (such as Resgen) to write resource files; however, you can also use the ResourceWriter object to create new resource files from scratch, providing the potential to create your own environment for maki
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Debug an ASP.NET application?
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| Total Hit (923) |
No matter how skilled a programmer you are, you are bound to make mistakes once in a while. Tracking down problems in your code can be baffling without the appropriate tool. Fortunately, the compiled nature of ASP.NET means that debugging Web applications is no different than debugging any other man
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Use MTS Transactions?
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| Total Hit (832) |
A transaction is an operation or set of operations that succeeds or fails as a logical unit. A good example of a transaction is the transfer of funds from one bank account to another. In this case, the funds must be debited from the first account and credited to the second account before the operati
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Working with AdRotator
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The AdRotator control presents ad images that, when clicked, navigate to a new Web location. Each time the page is loaded into the browser, an ad is randomly selected from a predefined list. The following sample illustrates using the AdRotator control.
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Include a calendar on a page?
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| Total Hit (944) |
«LI» Working With Calendar
«LI» Date Selection Modes
«LI» Selection Link Graphics
«LI» Selection Link Text
«LI» Adding Custom Content to Calendar
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HtmlInputFile
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| Total Hit (908) |
An HtmlInputFile control handles uploading of binary or text files from a client browser to the server. File-upload works with all HTML 3.2 and later Web clients. Note that the Enctype attribute on the <form> tag must be set to "multipart/form-data".
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Handling Errors
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| Total Hit (862) |
«LI» Customizing Error Pages
«LI» Handling Errors Programmatically
«LI» Writing to the Event Log
«LI» Section Summary
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