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Why are floating point numbers inaccurate?

.... The second and third representations/approximations have an error on the order of 0.001, which is actually much worse than the error between 9.2 and 9.1999999999999993. In fact, the second representation isn't even rounded correctly! Nevertheless, we don't have a problem with 0.666 as an approxima...
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Sending images using Http Post

... Highly active question. Earn 10 reputation in order to answer this question. The reputation requirement helps protect this question from spam and non-answer activity. ...
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How to set a Default Route (To an Area) in MVC

... ); } in Application_Start(), make sure to use the following order; protected void Application_Start() { AreaRegistration.RegisterAllAreas(); RegisterRoutes(RouteTable.Routes); } in you area registration, use public override void RegisterArea(AreaReg...
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Algorithm to generate a crossword

...L: The principal church of a city [0,1] CANADA: Country on USA's northern border [0,4] PLEASE: A polite way to ask things [0,7] OTTAWA: Canada's capital [1,2] TIBET: Dalai Lama's region [1,8] EASEL: A tripod used to put a painting [2,1] NINES: Dressed up to (?) [4,1] DENSE: Thick; impenetrable [3,6]...
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Assigning code to a variable

...age" as a parameter (note that I changed Action to Action<string> in order to specify a single string parameter): Action<string> ButtonClicked = (message) => MessageBox.Show(message); ButtonClicked("hello world!"); ...
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Is Using .NET 4.0 Tuples in my C# Code a Poor Design Decision?

...group of types that share a similar structure, and treating them simply as ordered set of values. In all cases, a benefit of tuples is that they avoid cluttering your namespace with data-only classes that expose properties but not methods. Here's an example of a reasonable use for Tuple<>: v...
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Regular expression to match a word or its prefix

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Conditionally use 32/64 bit reference when building in Visual Studio

... target platform of the projects Alter the platform determination logic in order to be appropriate to the current machine, so that you're not building/referencing a 64 bit binary to execute on a 32 bit platform. I had this written up originally for an internal Wiki at work, however, I've modified ...
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Different types of thread-safe Sets in Java

...only some of them. Obviously you can use this only if you have some total order on your elements. This looks like an ideal candidate for high-concurrency situations, for not-too-large sets (because of the O(log n)). 4) For the ConcurrentHashMap (and the Set derived from it): Here most basic option...
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Binding IIS Express to an IP Address [duplicate]

... In order for IIS Express answer on any IP address, just leave the address blank, i.e: bindingInformation=":8080:" Don't forget to restart the IIS express before the changes can take place. ...