Home Posts tagged "C#"
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How to program MSAGL (GLEE) to create hierarchical graph layouts

MSAGL (Microsoft Automatic Graph Layout) is a .NET library and tools created by Microsoft Research for creating hierarchical graphs, viewing them and saving them to bitmaps. MSAGL is built on the principle of the Sugiyama scheme. MSAGL can be used to create layered or hierarchical graph layouts. These layered graphs can be used to represent

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2 Easy steps to learn ASP.NET Routing, map URLs to aspx and pass variables

Published on April 5, 2011 by in ASP.NET, Routing

It is becoming extremely important now a days to use simple URLs  without showing the .aspx extention and also hiding the Query String parameters such as page.aspx?name1=value1&name2=value2. SEO experts swear that simple canonical urls such as mysite.com/CountryName/CityName/CompanyName/ are much better in terms of search engine friendliness than mysite.com/getlisting.aspx?Country=CountryName&City=CityName&ampCompany=CompanyName We can clearly see that the former URL is much better even for

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4 Simple steps to learn SqlCeDataAdapater, SqlCeDataSet to modify data in SQL Server CE tables

You already know, from my previous blog  Using ADO.NET SqlCeCommand and SqlCeDataReader to select data from SQL Server Compact how to SELECT data for ReadOnly using SqlCeDataReader Object. You can’t update the data using SqlCeDataReader object.  Instead you will need to use SqlCeDataAdapter and SqlCeDataSet objects if you have to make any changes and save the data

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How to select data from SQL Server Compact CE using ADO.NET SqlCeCommand and SqlCeDataReader Objects

In this post, I will show you how to use some of the classes in System.Data.SqlServerCe Namespace to access a SQL Server CE database from a ASP.NET 4.0 web forms application. The DLL that contains System.Data.SqlServerCe Namespace and all classes in that namespace is System.Data.SqlServerCe.dll. The System.Data.SqlServerCe namespace is the managed data provider for SQLServer CE. This namespace is a collection

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4 Easy steps to create and consume .ACX web user controls in ASP.NET 4.0, Visual Studio 2010 SP1

What are ASP.NET Web User Controls? Web User Controls are re-usable controls that you can create and use across multiple ASPX pages. When you need functionality in a control that is not provided by the built-in ASP.NET Web server controls such as <asp:TextArea>, you can create your own controls. User controls are containers into which you can

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How to maintain HTTP session state with cookies in C# CGI program in Visual C# 2010 Express and IIS

In my previous post 8 steps to develop, setup and call c# cgi programs in IIS 7, we learned how to create a CGI program in C#, install it as a website and call it using GET and POST. In this article, I am going to modify that C# program to include code to read and

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8 Quick steps to develop and setup C# CGI program in IIS 7

CGI or common Gateway Interface is the protocol used by classic web forms to exchange data between the user and the web server. CGI uses HTTP protocol, which is a simple text exchange protocol on top of TCP/IP. In the HTTP protocol, environment variables of the OS and input from standard input devise such as

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How to use the System.Web.Caching.Cache Object – ASP.NET Data Caching

Published on March 21, 2010 by in ASP.NET, Caching

Data caching is storing of data in web-server’s (IIS) memory for quick access by requesting browsers.  Any information that is expensive to get (in terms of performance) is saved in the data cache. For example, commonly SELECTED database values that do not change often can be stored in data cache.  This way instead of making repeated calls to SELECT

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ASP.NET 4.0 Output Caching – What is VaryByParam and VaryByCustom

Published on February 9, 2010 by in ASP.NET, Caching

One of the easiest ways to cache ASP.NET pages is using OutputCache page directive. ASP.NET output caching reduces the time needed to execute ASP code by simply saving the output of the ASP in the HTML format inside IIS memory and returning the saved or cached HTML in the future request to the same page. So the

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