.NET - March 2015

Enabling CORS only for specific domains in ASP.NET

Enable cross origin resquests only for certain domains in ASP.NET
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Cross-origin resource sharing (CORS) means that page from other domain can make request to some resource which is on other domain. For example, if you try to invoke some WEB API method which is running on different domain you will get exception in the script. By default CORS are disabled in ASP.NET bot you can easily enable them just by modifying web.config for IIS7 and newer versions pf IIS. ... read more

Image thumbnail Html helper with image caching for the perforance

Creating image thumbnail with caching in MVC
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Creating image thumbnail on the fly is pretty easy in ASP.NET whether you are still using WebForms or MVC. There is even a methods introduced in .NET 4.5 framework for generating thumbnail image from a Bitmap class instance. You can easily create and action in a controller and generate and return thumbnail image on the fly ... read more

Enabling GZip and Deflate compression from ASP.NET code

Compress your response on hosts where IIS compression is not supported
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HTTP compression is a simple way to improve site performance and decrease bandwidth, with no configuration required on the client side. If you test your website through Google PageSpeed Insights, HTTP compression will be one of the points recommended to be used to increase website performance. Luckily for .NET developers IIS supports it out of the box ... read more

Easier manipulation with IEnumerable objects

Useful extension methods for working with lists, arrays, dictionaries...
 
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Working with any collection which implements IEnumerable is pretty easy in C#, plus if you are using LINQ you can easily manipulate with collection data. Recently I was doing some filtering with some in-memory collections and I had to check whether one collection contains same elements as some other collection with elements of the same type. At first sight this looks pretty simple, but first problem is that collection elements might not be in the same order in both collection. ... read more

Super lightweight Data Access Layer returning models from ADO

Return strongly typed objects directly from stored procedure calls
 
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Entity framework is an awesome tool for working with database in .net, but sometime you have to get back to old fashion ADO for the performances. The bad thing is that as soon as you get back to ADO, you have to deal with SqlDataReader, DataTable and DataSet classes ... read more

JavaScript

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SQL/T-SQL

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Umbraco CMS

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PowerShell

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