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Union of dict objects in Python [duplicate]

...yptic, and it immediately makes most readers balk and the remainder assume all the keys in x would have to be legal parameter names. IMHO, the fact it works is a bug in the name-checking mechanisms in the implementation. What happens when you rely on bugs? They either get fixed, or become politic...
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How do I share IntelliJ Run/Debug configurations between projects?

... with others. You could copy this file and put it in the same location in all your idea projects. However, in the future, you might want to consider using source control branches for app versions rather than separate projects. IntelliJ handles these very well. ...
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What is the best way to do a substring in a batch file?

...ion) of the currently running batch file (unless executed in a subroutine called by call). The complete list of such “special” substitutions for path names can be found with help for, at the very end of the help: In addition, substitution of FOR variable references has been enhanced. You...
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How to create ASP.NET Web API Url?

... The ApiController has a property called Url which is of type System.Web.Http.Routing.UrlHelper which allows you to construct urls for api controllers. Example: public class ValuesController : ApiController { // GET /api/values public IEnumerable<...
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Deserialize JSON to ArrayList using Jackson

... Visually inspect your array to make sure you got back a list at least. And if need be add the mixin back, which should work along with the TypeReference to get everything neatly deserialized. – Perception ...
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Passing variable number of arguments around

...I have a C function which takes a variable number of arguments: How can I call another function which expects a variable number of arguments from inside of it, passing all the arguments that got into the first function? ...
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Flask SQLAlchemy query, specify column names

... do I specify the column that I want in my query using a model (it selects all columns by default)? I know how to do this with the sqlalchmey session: session.query(self.col1) , but how do I do it with with models? I can't do SomeModel.query() . Is there a way? ...
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Is there any way in C# to override a class method with an extension method?

...ng virtual I am simply clarifying what it means to be polymorphic. In virtually all uses of GetHashCode, the concrete type is unknown - so polymorphism is in play. As such, extension methods wouldn't help even if they took priority in the regular compiler. What the OP really wants is monkey-patching...
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JUnit confusion: use 'extends TestCase' or '@Test'?

...Unit 4) using the @Test annotation is the way introduced by JUnit 4 Generally you should choose the annotation path, unless compatibility with JUnit 3 (and/or a Java version earlier than Java 5) is needed. The new way has several advantages: The @Test annotaton is more explicit and is easier to ...
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How to inject dependencies into a self-instantiated object in Spring?

... This is actually a bad pattern. If this is how you really use MyBean why not just have constructor with AnotherBean as parameter. Something like: code private @Autowired AnotherBean bean; public void doStuff() { MyBean obj = new M...