Items By Type: Snippet

Displaying Search Results In A WebGrid

27 August 2011 16:57

jQuery ASP.NET Web Pages WebMatrix Razor WebGrid

A number of people have run into problems when trying to combine a search or filter form, and a WebGrid. The main issue that arises is when paging or sorting the search result or a filtered subset of it. Here, I look at the cause of the problem and what you can do about it.

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How To Maintain Scroll Position When Paging Or Sorting A WebGrid

23 August 2011 21:13

jQuery ASP.NET Web Pages WebMatrix Razor WebGrid

This snippet is one in a series showing how to use jQuery to enhance the behaviour of a Web Pages WebGrid. This example shows how to maintain scroll position on the page when paging or sorting the WebGrid.

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How To Make A WebGrid Row Clickable

23 August 2011 11:23

jQuery ASP.NET Web Pages WebMatrix Razor WebGrid

This snippet is one in a series showing how to use jQuery to enhance the behaviour of a Web Pages WebGrid. This example shows how to make an entire row clickable so that the user is taken to another page that displays details of the selected row.

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Why You Can't Use Extension Methods With A WebGrid

27 January 2011 12:58

Extension Method ASP.NET Web Pages WebMatrix WebGrid

An interesting question came up recently on the ASP.NET forums. In it, the questioner was attempting to use my Chop() extension method to limit the number of characters in a WebGrid column but it wouldn't work. At first, I was a little stumped, so I tried it myself and got an error message:

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Finding Yesterday in SQL and C#

12 July 2010 21:27

C# SQL

Here's something that comes up often in forums - How To Find Yesterday in SQL or C#. Piece of cake, if you know how, but tricky if you don't. And especially tricky to get the right value if you are not clear on the requirement.

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Named Anchors And MVC Urls

14 June 2010 10:15

ASP.NET MVC

Named Anchors are used to generate links to specific locations within a web document. Unless you are careful, you may end up having a little trouble getting these to work using the MVC LinkExtension helpers.

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Converting URLs Into Links With Regex

22 May 2010 22:56

C# Extension Method

Following on from the recent spate of extensions methods I've posted, here's another I use to convert URLs and email addresses into links within HTML. You may want to restrict users from submitting HTML tags via forms in your application, which means that URLs and email addresses that they submit appear as plain text unless they are subjected to some kind of processing.

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Highlighting Keywords Found In Search Results

22 May 2010 19:41

C# ASP.NET 3.5 Extension Method ASP.NET Web Forms

A common question in the forums is how to highlight key words found in search results. Here's an extension method that does that, both for partial matches, or whole word matches.

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Displaying The First n Characters Of Text

16 May 2010 09:59

C# ASP.NET 3.5 Extension Method

Displaying the first n characters of a block of text on a page without chopping words off halfway through is a common requirement. There are a number of ways to achieve this, but here's an extension method that you might find useful.

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Referencing CheckBoxes in GridView, Repeater and DataList controls

30 August 2007 10:29

ASP.NET 2.0 ASP.NET Web Forms

If you want to find which CheckBoxes were selected in a multiple record DataBound control, the way that you you do it depends on the type of control you use. These examples demonstrate a CheckBox control being added to a GridView, Repeater and a DataList. For simplicity, I have placed all three controls on the same page, and used the Access version of theNorthwind database. One AccessDataSource control is used to bind the results of "SELECT [CategoryID], [Description], [CategoryName] FROM [Categories]" to all three controls.

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List the contents of a folder and link to each file

10 August 2007 21:33

ASP.NET 2.0

Iterating the contents of a folder is straightforward using classes from System.IO, and listing them as links to the actual file just requires a bit of html added to each file name.

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Exporting data to a CSV, tab delimited or other text format

02 August 2007 23:41

ASP.NET 2.0 ADO.NET

A question that often comes up in forums is how to export data to a CSV file, or other text format. Here's a method that takes data from a DataReader and writes it to a file.

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A more efficient RSS feed with C#

06 June 2007 23:15

C# ASP.NET 2.0

The contents of an RSS feed only change when items that appear in it are added or amended, so the feed created in the previous article (Create an RSS Feed In ASP.NET 2.0 C#) is rather inefficient, in that the output is generated everytime the feed is requested. Here's an improvement.

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Basic file management with System.IO in ASP.NET

29 May 2007 12:37

C# ASP.NET 2.0

Some basic file and folder management tasks that require the use of classes inside System.IO

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How to read a remote web page with ASP.NET 2.0

21 May 2007 21:38

C# ASP.NET 2.0

Two classes in the System.Net namespace make it very easy to obtain the html of a remote web page. These are the HttpWebRequest and HttpWebResponse. Here's a quick demo.

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