What is Open ID and its workflow?

OpenID allows you to use an existing account to sign in to multiple websites, without needing to create new passwords.
From:  http://openid.net/get-an-openid/what-is-openid/

OpenID 2.0 interaction sequence from Google
https://developers.google.com/accounts/docs/OpenID?csw=1#Interaction

How to avoid html tags flashing with Knockout data binding in the beginning?

Make a div to wrap up all of KO data binding elements, and make it invisible and only turn visible after KO data binding.

KO data binding tags in here ..

How to add Bundling function into upgraded ASP.NET MVC 4 project?

1. Use nuget to add reference for System.Web.Optimization
Install-Package Microsoft.AspNet.Web.Optimization
2. Add following call into Application_Start event
 BundleConfig.RegisterBundles(BundleTable.Bundles);
3. Define your bundle
        public static void RegisterBundles(BundleCollection bundles)
        {
        bundles.Add(new ScriptBundle("~/Scripts/jquery").Include(
            "~/Scripts/Lib/jquery/jquery-{version}.js",
            "~/Scripts/Lib/jquery/jquery.*",
            "~/Scripts/Lib/jquery/jquery-ui-{version}.js")
        );
        }

Languages ranking from 2013 Stack Overflow User Survey Results

http://blog.stackoverflow.com/2014/02/2013-stack-overflow-user-survey-results/

Great Algorithms that Revolutionized Computing

http://en.docsity.com/news/interesting-facts/great-algorithms-revolutionized-computing/