大约有 40,000 项符合查询结果(耗时:0.0382秒) [XML]

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Return multiple values in JavaScript?

... second} = getValues(); * See this table for browser compatibility. Basically, all modern browsers aside from IE support this syntax, but you can compile ES6 code down to IE-compatible JavaScript at build time with tools like Babel. ...
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What is meant with “const” at end of function declaration? [duplicate]

...tion as a normal function taking an implicit this pointer. So a method int Foo::Bar(int random_arg) (without the const at the end) results in a function like int Foo_Bar(Foo* this, int random_arg), and a call such as Foo f; f.Bar(4) will internally correspond to something like Foo f; Foo_Bar(&f,...
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When is del useful in python?

I can't really think of any reason why python needs the del keyword (and most languages seem to not have a similar keyword). For instance, rather than deleting a variable, one could just assign None to it. And when deleting from a dictionary, a del method could be added. ...
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Reflecting parameter name: abuse of C# lambda expressions or syntax brilliance?

...type inference can do that). This can be expressed in the CLR. But F# disallows it, mostly because if you did that, those APIs would not be callable from C#.) When it comes to interop, there are always trade-offs at 'edge' features regarding what benefits you get versus what interop you trade awa...
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New features in java 7

...switch(s) { case "quux": processQuux(s); // fall-through case "foo": case "bar": processFooOrBar(s); break; case "baz": processBaz(s); // fall-through default: processDefault(s); break; } Binary literals int binary = 0b1001_1001; Improved Type Infere...
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Converting Go struct to JSON

I am trying to convert a Go struct to JSON using the json package but all I get is {} . I am certain it is something totally obvious but I don't see it. ...
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Why isn't my Pandas 'apply' function referencing multiple columns working? [closed]

... @Andy following [53-54] allow you to apply more complex functions. – Andy Hayden May 3 '13 at 9:29 ...
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Build query string for System.Net.HttpClient get

...olve building a name value collection and url encoding those and then finally concatenating them? Sure: var query = HttpUtility.ParseQueryString(string.Empty); query["foo"] = "bar<>&-baz"; query["bar"] = "bazinga"; string queryString = query.ToString(); will give you the expected re...
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Retrieve specific commit from a remote Git repository

...(Q2 2015), fetching a single commit (without cloning the full repo) is actually possible. See commit 68ee628 by Fredrik Medley (moroten), 21 May 2015. (Merged by Junio C Hamano -- gitster -- in commit a9d3493, 01 Jun 2015) You now have a new config (on the server side) uploadpack.allowReachable...
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Why is it possible to recover from a StackOverflowError?

...of the currently active function delete its stack frame, proceed with the calling function abort the execution of the caller delete its stack frame, proceed with the calling function and so on... ... until the exception is caught. This is normal (in fact, necessary) and independent of which except...