大约有 43,000 项符合查询结果(耗时:0.0780秒) [XML]

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Why does one use dependency injection?

I'm trying to understand dependency injections (DI), and once again I failed. It just seems silly. My code is never a mess; I hardly write virtual functions and interfaces (although I do once in a blue moon) and all my configuration is magically serialized into a class using json.net (sometimes us...
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JSON left out Infinity and NaN; JSON status in ECMAScript?

Any idea why JSON left out NaN and +/- Infinity? It puts Javascript in the strange situation where objects that would otherwise be serializable, are not, if they contain NaN or +/- infinity values. ...
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Flexbox: center horizontally and vertically

How to center div horizontally, and vertically within the container using flexbox. In below example, I want each number below each other (in rows), which are centered horizontally. ...
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Difference between Mock / Stub / Spy in Spock test framework

I don't understand the difference between Mock, Stub, and Spy in Spock testing and the tutorials I have been looking at online don't explain them in detail. ...
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Get started with Latex on Linux [closed]

Impressed by is-latex-worth-learning-today , and many how-to's on Windows, 8 Answers ...
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Does anyone have benchmarks (code & results) comparing performance of Android apps written in Xamari

I came across Xamarin claims that their Mono implementation on Android and their C# compiled apps are faster than Java code. Did anyone perform actual benchmarks on very similar Java and C# code on different Android platforms to verify such claims, could post the code and results? ...
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GOTO still considered harmful? [closed]

... editor: go to statement considered harmful (also here .html transcript and here .pdf) and there has been a formidable push since that time to eschew the goto statement whenever possible. While it's possible to use goto to produce unmaintainable, sprawling code, it nevertheless remains in mode...
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Conventions for exceptions or error codes

...error codes. The default behaviour of an exception is to unwind the stack and stop the program, if I'm writing a script an and I go for a key that's not in a dictionary it's probably an error, and I want the program to halt and let me know all about that. If, however, I'm writing a piece of code ...
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Version vs build in Xcode

I have an app that I developed with Xcode 3 and recently started editing with Xcode 4. In the target summary I have the iOS application target form with fields: identifier, version, build, devices, and deployment target. The version field is blank and the build field is 3.4.0 (which matches the vers...
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How can I automatically deploy my app after a git push ( GitHub and node.js)?

...tory add click "Admin" click tab 'Service Hooks' => 'WebHook URLs' and add http://your-domain-name/git_test.php then create git_test.php <?php try { $payload = json_decode($_REQUEST['payload']); } catch(Exception $e) { exit(0); } //log the request file_put_contents('logs/github...