大约有 47,000 项符合查询结果(耗时:0.0363秒) [XML]

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Why can a class not be defined as protected?

... As you know default is for package level access and protected is for package level plus non-package classes but which extends this class (Point to be noted here is you can extend the class only if it is visible!). Let's put it in th...
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is node.js' console.log asynchronous?

... Starting with Node 0.6 this post is obsolete, since stdout is synchronous now. Well let's see what console.log actually does. First of all it's part of the console module: exports.log = function() { process.stdout.write(format.apply(this, arguments) + '\n'); }; So it simply does some formatt...
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Does Foreign Key improve query performance?

...pretty much useless because it doesn't answer the question. It's great to know that foreign keys are not intended to have a (positive) effect on performance, but the question was concerning reality, not intentions. – John Mar 15 '17 at 16:04 ...
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Javascript objects: get parent [duplicate]

... No. There is no way of knowing which object it came from. s and obj.subObj both simply have references to the same object. You could also do: var obj = { subObj: {foo: 'hello world'} }; var obj2 = {}; obj2.subObj = obj.subObj; var s = obj.subObj;...
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Do I need dependency injection in NodeJS, or how to deal with …?

... dbCon = require('./lib/mydbconnection'); //wherever the file is stored //now do something with the connection var connection = dbCon.fetchConnection(); //mydbconnection.js is responsible for pooling, reusing, whatever your app use case is //come TEST time of SuperCoolWebApp, you can set the requi...
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Is there a way to automatically build the package.json file for Node.js projects

... seem it don't create package.json now. win7x64 node0.10.9 – atian25 Jun 24 '13 at 2:51 33 ...
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What's the yield keyword in JavaScript?

... Late answering, probably everybody knows about yield now, but some better documentation has come along. Adapting an example from "Javascript's Future: Generators" by James Long for the official Harmony standard: function * foo(x) { while (true) { ...
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Integrated Markdown WYSIWYG text editor

...e the answer. I've been searching for something just like this for a month now. I'm surprised that this does not show up higher in search results. I had to go through a notice on lepture/editor to find this. share ...
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JSONP with ASP.NET Web API

...So far, it's great. I have created the service and gotten it to work, and now I am trying to consume it using JQuery. I can get back the JSON string using Fiddler, and it seems to be ok, but because the service exists on a separate site, trying to call it with JQuery errors with the "Not Allowed"....
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What exactly is Spring Framework for? [closed]

... unit tests this can be changed once). This worked so well that Spring has now copied this approach. Note that if needed (but only if really needed) annotations can still be overriden by XML in EJB. – Mike Braun Jan 12 '12 at 18:45 ...