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Namespace not recognized (even though it is there)

... sure that your project isn't set up to use the .NET Framework 4 Client Profile. You can check/change this by right-clicking your project (not the solution), select Properties -> Application -> Target framework. The target framework is a dropdown on that page. This is a problem in Visual S...
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What is token-based authentication?

...this different from SessionAuthentication, where user can obtain a session_id by enterting his username and password, and then uses this session_id in subsequent request ? – Saurabh Verma Oct 27 '14 at 14:12 ...
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How to use sessions in an ASP.NET MVC 4 application?

...o: Our reusable, serializable object: [Serializable] public class UserProfileSessionData { public int UserId { get; set; } public string EmailAddress { get; set; } public string FullName { get; set; } } Use case: public class LoginController : Controller { [HttpPost] publ...
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Why use symbols as hash keys in Ruby?

...source code, is always stored as the same entity, e.g. has the same object id. Strings on the other hand are mutable, they can be changed anytime. This implies that Ruby needs to store each string you mention throughout your source code in it's separate entity, e.g. if you have a string "name" mul...
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Error 330 (net::ERR_CONTENT_DECODING_FAILED):

... I had this problem when plain text file was stuck in apache cache, but browsers were expecting gzipped content – Ljudevit Sep 3 '14 at 12:43 ...
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Why won't my PHP app send a 404 error?

...her computers/programs would be able to correctly identify the response as file not found. Of course, your users are still SOL. Normally, 404s are handled by the web server. User: Hey, do you have anything for me at this URI webserver? Webserver: No, I don't, 404! Here's a page to display for ...
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Removing pip's cache?

...ip install -U pip on Windows. (It can't upgrade due to locking the pip.exe file otherwise.) – jpmc26 Aug 9 '17 at 21:25 ...
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How to display loading message when an iFrame is loading?

... This worked perfect for my cases. The one chosen answer did not work for me because I was loading iFrame only when a tab was being clicked. But this one displayed elegantly while loading iFrame source. But too bad that this wasn't chosen as the answer because Jacob asked for jQue...
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How to set environment variables from within package.json

...olution using process.env["NODE_ENV"] = "testing"; inside my testhelper.js file. – TeemuK Nov 3 '16 at 10:41 8 ...
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What's the difference between Ruby's dup and clone methods?

... Subclasses may override these methods to provide different semantics. In Object itself, there are two key differences. First, clone copies the singleton class, while dup does not. o = Object.new def o.foo 42 end o.dup.foo # raises NoMetho...