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What's an appropriate HTTP status code to return by a REST API service for a validation failure?

...y body and it fails to parse. (1/2016): Over the last five years WebDAV's more specific HTTP 422 (Unprocessable Entity) has become a very reasonable alternative to HTTP 400. See for instance its use in JSON API. But do note that HTTP 422 has not made it into HTTP 1.1, RFC-7231. Richardson and Rub...
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Is it possible to use the instanceof operator in a switch statement?

... OP's question was about type based dispatching. If your do() method needs more input in order to dispatch than your problem is IMHO outside the scope of the question discussed here. – jmg May 29 '15 at 16:16 ...
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How do I use WPF bindings with RelativeSource?

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C++ map access discards qualifiers (const)

...an we agree that the error message is, at best, misleading? I could be way more clear if it did not have the word 'this' and made reference to const-ness instead of the more generic qualifier. – carnicer Nov 12 '19 at 9:24 ...
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How to mock void methods with Mockito

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RSpec vs Cucumber (RSpec stories) [closed]

... enough that we have complete stories before we begin writing the feature (more of an ideal that we strive for than a daily reality), you have your acceptance criteria spelled out clearly and you know exactly what and how much to build. In our Rails work, Cucumber stories do not substitute for rspe...
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Why does @foo.setter in Python not work for me?

...his it won't work: @x.setter def x_setter(self, value): ... And one more thing that is not completely easy to spot at first, is the order: The getter must be defined first. If you define the setter first, you get name 'x' is not defined error. ...
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Media Queries: How to target desktop, tablet, and mobile?

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CORS: Cannot use wildcard in Access-Control-Allow-Origin when credentials flag is true

... But what if there's more than one domain? – aroth Oct 8 '14 at 0:57 13 ...
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LINQ to SQL: Multiple joins ON multiple Columns. Is this possible?

...d with the way the SQL is composed from the expressions it will make a lot more sense, under the covers this will generate the type of join you are looking for. EDIT Adding example for second join based on comment. var query = from t1 in myTABLE1List // List<TABLE_1> join t2 in myTAB...