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Server-side, client-side, code snippets, scripts, automation, best practices, proven approaches, tips & tricks...

Scraping website content using HtmlAgilityPack

Build you own website crawsler for extracting data from websites
 
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HTML is a markup language same as XML, but still there are differences which make dealing with them a bit different. Basically HTML is a strict structure in terms of node sets and attribute sets, but in general more documents online are not exactly following the proper structure since browsers usually manage to deal with rendering out the document in UI ... read more

Microsoft IIS and ASP.NET MVC caching techniques

Ways to cache data and response to improve page performance
 
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Of course, the best way to make you web application work fluent is to write the code properly and design the architecture of application to meet requirements and certain load depending of the type of application. But even though architecture is good, you can always improve performance by reducing processing in application code itself ... read more

Recognize links in text content with jQuery

Find and replace URLs with anchor tags inside the text
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Very often when you are dealing with content from 3rd party like tweets from Twitter of Facebook posts and comments you might end up with some URL inside the content. On both Twitter or Facebook or any other social network, links inside text comments are replaces with anchor tags to those URLs. In order to keep the same user experience and make it more useful o your side where you are serving the content from the other party it is recommended that you do the same. ... read more

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

Detect when file download request is finished with jQuery

Figuring out when file download request completes with jQuery
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Recently I started a small free service app for extracting icons from application files .exe and .dll. It is called IconExtract and it is hosted at http://iconextract.dejanstojanovic.net/ It basically takes application file you submit, extracts icons and returns them zipped, so beside long running upload there is some processing on the back-end when file is uploaded as well. ... 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

JavaScript

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Umbraco CMS

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.NET

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SQL/T-SQL

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