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I Have a table with 60 rows data, But now I just want to get ten rows starting from the twentieth row, for example: give me records between 21 and 30. Is there a way can do it? yes, here is the co... 阅读全文
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Update (3 August 2004, 10:20) A simple but effective approach supplied by mike , check it out . Many of the bugs reported against ASP.NET applications have to do with unexpected user input. One common... 阅读全文
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I have a following Question to ask all of you: Suppose you have a table named tblRoles with column named "RoleName". Now, construct a query that will select all the role names into a single var... 阅读全文
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In general, SQL Cursors are very useful and powerful because they offer a high degree of row-level data manipulation, but this power comes at a price: negative performance. So sometimes we need to... 阅读全文
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Sometimes we need to persist the scroll position of a page after a post back and not reset to the top, In ASP.NET 2.0, you can use the SmartNavigation feature. However, setting SmartNavigation to ... 阅读全文
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Attributes are classes that allow you to add additional information to elements of your class structure(types, methods, properties, and so forth).This sample demonstrates the creation and use of c... 阅读全文
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I encountered a problem when coding where I wanted to convert a string to an enum last night, First, I generated a long list of switch and case statements to handle this problem. But it is very aw... 阅读全文
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1. What's the advantage of using System.Text.StringBuilder over System.String? StringBuilder is more efficient in the cases, where a lot of manipulation is done to the text. Strings are immutable,... 阅读全文
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Sometimes our clients maybe have such demand it is load the datagrid data(eg.address book) into an excel spreadsheet. There are several ways to accomplish this, However there is a simple, effectiv... 阅读全文
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By default, the control that is provided in a DataGrid's Edit Mode is the TextBox control, unless of course you are using EditItemTemplates, which is left for another discussion. In Edit mode, the... 阅读全文
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Long time ago, I upgraded my msn to a new version 6.1, since then i'm no longer able to login. when i sign in, a message pops up, that says, something like: Sorry we could not sign you in, bec... 阅读全文
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If you've worked with the Int32, DateTime, Decimal types in C#, you probably faced a little problem one day: these data types don't support the null value. Stop grumbling! Don't search further... 阅读全文
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In this article, Franz Bouma does some benchmarking to compare the performance differences between dynamic queries and stored procedures. Interesting results... dynamic queries are faster 阅读全文
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