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ASP.NET MVC controller actions that return JSON or partial html

...he JsonRequestBehavior.AllowGet; without this MVC was returning a HTTP 500 error (with dataType: json specified on the client). Add cache: false to the $.ajax call, otherwise you will ultimately get HTTP 304 responses (instead of HTTP 200 responses) and the server will not process your request. Fina...
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How to quickly check if folder is empty (.NET)?

...irst file", Marshal.GetExceptionForHR(Marshal.GetHRForLastWin32Error())); } throw new DirectoryNotFoundException(); } I hope it will be useful for somebody in the future. share | ...
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How accurate is python's time.sleep()?

... delta = end-start return delta.seconds + delta.microseconds/1000000. error = sum(abs(check_sleep(0.050)-0.050) for i in xrange(100))*10 print "Average error is %0.2fms" % error For the record, I get around 0.1ms error on my HTPC and 2ms on my laptop, both linux machines. ...
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Variable declaration in a C# switch statement [duplicate]

...t not the second. In such a case the second «variable» still issuing the error, although the scopes are different. Looks like a bug. – Hi-Angel Oct 13 '14 at 7:18 ...
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Why does scanf() need “%lf” for doubles, when printf() is okay with just “%f”?

Why is it that scanf() needs the l in " %lf " when reading a double , when printf() can use " %f " regardless of whether its argument is a double or a float ? ...
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Node.js project naming conventions for files & folders

...ed for me on mac. It worked fine on mac of my co-worker. Tests run without errors. After deploy we got a huge error: Error: Cannot find module './lib/isHidden' Oh yeah. It's a linux box. So camelCase directory structure could be dangerous. It's enough for a colleague who is developing on Windows ...
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Linux, Why can't I write even though I have group permissions?

I want to create a file in a directory owned by the staff group which I am a member of. Why can I not do this? 6 Answers ...
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How persistent is localStorage?

I'm depending heavily on localStorage for a plugin I'm writing. All the user settings are stored in it. Some settings require the user the write regex'es and they would be sad if their regex rules are gone at some point. So now I am wondering just how persistent the localStorage is. ...
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How is null + true a string?

...overload resolution fails to select a single best operator, a binding-time error occurs. So, let's walk through this in turn. X is the null type here - or not a type at all, if you want to think of it that way. It's not providing any candidates. Y is bool, which doesn't provide any user-define...
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Change default timeout for mocha

If we have a unit test file my-spec.js and running with mocha: 4 Answers 4 ...