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@Override is not allowed when implementing interface method
... You could say that this thread duplicates another one: How do I turn off error validation for annotations in IntelliJ IDEA?
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Using Ajax.BeginForm with ASP.NET MVC 3 Razor
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@DarinDimitrov what if there is an error with the BLL and you need to send the model back to the View and show the error message because hardened layer provided deeper validation on the data and found an issue. Just relying on the Client side validation isn't ...
Python: finding an element in a list [duplicate]
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But this code gives error when element is not in the list.In current example context if I search for 'three' (i.e: li.index('three')) gives error.
– Kedar.Aitawdekar
May 28 '14 at 7:31
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What is a NullReferenceException, and how do I fix it?
...ghout. It is slightly more clunky to write, but it makes debugging nullity errors much easier. Optimize your code for the convenience of the caller, not the convenience of the author.
A note on null dereferences in unsafe code
C# has an "unsafe" mode which is, as the name implies, extremely dangero...
Is it possible for a unit test to assert that a method calls sys.exit()
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+1, as for checking error code it's far simpler to do just: self.assertRaisesRegex( SystemExit, '^2$', testMethod ) Less code, readable enough.
– Marek Lewandowski
Apr 11 '15 at 23:29
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Comparison between Corona, Phonegap, Titanium
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Since this is not mentioned somewhere you basicly need to do trial and error programming on first one platform, then on the other platform. By trial and error I mean it will take about two days to get such a simple App as Animap working on the other platform. You will also need to have if (andro...
Exception.Message vs Exception.ToString()
...oString() . With the latter, you retain more crucial information about the error.
7 Answers
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How to convert a table to a data frame
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as.data.frame.matrix(table(x)) gives me Error in seq_len(ncols) : argument must be coercible to non-negative integer, while as.data.frame(table(x)) works, where x is just a numeric vector c(1,2,...)
– PatrickT
Oct 21 '17 at...
The breakpoint will not currently be hit. No symbols have been loaded for this document in a Silverl
... start them as u tell.. some of them are class library projects.. follwing error popup appears: "A project with an Output Type of Class Library cannot be started directly"
– Muhammad Azeem
Oct 19 '12 at 10:31
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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...