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Real mouse position in canvas [duplicate]

... http://jsfiddle.net/sierawski/4xezb7nL/ Source: jerryj comment on http://www.html5canvastutorials.com/advanced/html5-canvas-mouse-coordinates/ share | improve this answer | ...
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Do HttpClient and HttpClientHandler have to be disposed between requests?

System.Net.Http.HttpClient and System.Net.Http.HttpClientHandler in .NET Framework 4.5 implement IDisposable (via System.Net.Http.HttpMessageInvoker ). ...
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.NET data structures: ArrayList, List, HashTable, Dictionary, SortedList, SortedDictionary — Speed,

.NET has a lot of complex data structures. Unfortunately, some of them are quite similar, and I'm not always sure when to use one and when to use another. Most of my C# and Visual Basic books talk about them to a certain extent, but they never really go into any real detail. ...
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C#: Abstract classes need to implement interfaces?

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Check if a value is in an array (C#)

...ou can rely on some explicit interface implementation of the array. Since .NET 1.1 we have ((IList)printer).Contains("Jupiter") which is non-generic (may box value types etc.) and works even for multi-dimensional arrays. And since .NET 2.0 we have the more magical ((IList<string>)printer).Cont...
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How to use jQuery to select a dropdown option?

... $('select>option:eq(3)').attr('selected', true); example at http://www.jsfiddle.net/gaby/CWvwn/ for modern versions of jquery you should use the .prop() instead of .attr() $('select>option:eq(3)').prop('selected', true); example at http://jsfiddle.net/gaby/CWvwn/1763/ ...
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Indent starting from the second line of a paragraph with CSS

...th=\"50\" height=\"18\" viewBox=\"0 0 50 18\" fill=\"none\" xmlns=\"http://www.w3.org/2000/svg\"\u003e\u003cpath d=\"M46.1709 9.17788C46.1709 8.26454 46.2665 7.94324 47.1084 7.58816C47.4091 7.46349 47.7169 7.36433 48.0099 7.26993C48.9099 6.97997 49.672 6.73443 49.672 5.93063C49.672 5.22043 48.9832 4...
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Visual Studio window which shows list of methods

... Visual Studio 2012: List of all Methods in class Resharper help: http://www.jetbrains.com/resharper/webhelp/Reference__Windows__File_Structure_Window.html share | improve this answer |...
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HTTP handler vs HTTP module

...ttpHandler and HttpModule is to inject pre-processing logic before the ASP.NET request reaches the IIS Server. ASP.NET provides two ways of injecting logic in the request pipeline; Http Handlers: Http Handler helps us to inject pre-processing logic based on the extension of the file name request...
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What is the difference between String.Empty and “” (empty string)?

In .NET, what is the difference between String.Empty and "" , and are they interchangable, or is there some underlying reference or Localization issues around equality that String.Empty will ensure are not a problem? ...