add chinese version
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shawnqiang
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#JOB INTERVIEW QUESTIONNAIRE
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#前端工程师面试问题
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@version 1.0
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@版本 1.0
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##Contributors
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##贡献者
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@bentruyman (http://bentruyman.com/), @roger_raymond (http://twitter.com/iansym), @ajpiano (http://ajpiano.com/), @paul_irish (http://paulirish.com/), @SlexAxton (http://alexsexton.com/), @boazsender (http://boazsender.com/), @miketaylr (http://miketaylr.com/), @vladikoff (http://vladfilippov.com/), @gf3 (http://gf3.ca/), @jon_neal (http://twitter.com/jon_neal), @wookiehangover (http://wookiehangover.com/) and @darcy_clarke (http://darcyclarke.me)
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|
||||
## General Questions:
|
||||
## 一般问题
|
||||
* Are you on Twitter?
|
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* 你用Twitter吗？ （在天朝最好问你用微博吗？）
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||||
* If so, who do you follow on Twitter?
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||||
* 如果用，你都关注那些人？
|
||||
* Are you on GitHub?
|
||||
* 你用Github吗？
|
||||
* If so, what are some examples of repos you follow
|
||||
* 如果用，你关注的项目有什么？
|
||||
* What blogs do you follow?
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* 你关注的博客有那些？
|
||||
* What version control systems have you used (Git, SVN etc.)?
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||||
* 你使用那些版本管理系统，比如Git，SVN等？
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||||
* What is your preferred development environment? (OS, Editor, Browsers, Tools etc.)
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||||
* 你常用的开发环境是怎样的？比如操作系统，文本编辑器，浏览器，及其他工具等。
|
||||
* Can you describe your workflow when you create a web page?
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||||
* 你能描述一下你制作一个网页的工作流程吗？
|
||||
* Can you describe the difference between progressive enhancement and graceful degradation?
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||||
* 你能描述一下渐进增强和优雅降级之间的不同吗?
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||||
* Bonus points for describing feature detection
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* 如果提到了特性检测，可以加分。
|
||||
* Explain what "Semantic HTML" means.
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* 请解释一下什么是语义化的HTML。
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* What browser do you primary develop in and what developer tools do you use?
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* 你更喜欢在哪个浏览器下进行开发？你使用那些开发人员工具？
|
||||
* How would you optimize a websites assets/resources?
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||||
* 你如何对网站的文件和资源进行优化？
|
||||
* Looking for a number of solutions which can include:
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* 期待的解决方案包括：
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* File concatenation
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* 文件合并
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* File minification
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* 文件最小化/文件压缩
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* CDN Hosted
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* 使用CDN托管
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* Caching
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* 缓存的使用
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* etc.
|
||||
* 其他
|
||||
* Why is it better to serve site assets from multiple domains?
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||||
* 为什么利用多个域名来存储网站资源会更有效？
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* How many resources will a browser download from a given domain at a time?
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||||
* 浏览器一次可以从一个域名下做多少资源？
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* Name 3 ways to decrease page load. (perceived or actual load time)
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* 请说出三种减低页面加载时间的方法。（加载时间指感知的时间或者实际加载时间）
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* If you jumped on a project and they used tabs and you used spaces, what would you do?
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||||
* 如果你接到了一个使用Tab来缩进代码的项目，但是你喜欢空格，你会怎么做？
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||||
* Suggest the project utilize something like EditorConfig (http://editorconfig.org)
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* 建议这个项目使用像EditorConfig(http://editorconfig.org)之类的规范
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||||
* Conform to the conventions (stay consistant)
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||||
* 为了保持一致性，转换成项目原有的风格
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||||
* `issue :retab! command`
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||||
* 直接使用VIM的retab命令
|
||||
* Write a simple slideshow page
|
||||
* 请写一个简单的幻灯效果页面
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||||
* Bonus points if it does not use JS.
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* 如果不使用JS来完成，可以加分。
|
||||
* What tools do you use to test your code's performance?
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* 你都使用那些工作来测试代码的性能？
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* JSPerf (http://jsperf.com/)
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* 例如JSPerf (http://jsperf.com/)
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* Dromaeo (http://dromaeo.com/)
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* 例如Dromaeo (http://dromaeo.com/)
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* etc.
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* 其它。
|
||||
* If you could master one technology this year, what would it be?
|
||||
* 如果今年你打算熟练掌握一项新技术，那会是什么？
|
||||
* Explain the importance of standards and standards bodies.
|
||||
* 请谈一下你对网页标准和标准制定机构重要性的理解。
|
||||
* What is FOUC? How do you avoid FOUC?
|
||||
* 什么是FOUC？你如何来避免FOUC？
|
||||
|
||||
## HTML-Specific Questions:
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## HTML相关问题
|
||||
|
||||
* What's a `doctype` do, and how many can you name?
|
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* 文档类型的作用是什么？你知道多少种文档类型？
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* What's the difference between standards mode and quirks mode?
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* 浏览器标准模式和怪异模式之间的区别是什么？
|
||||
* What are the limitations when serving XHTML pages?
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||||
* 使用XHTML的局限有那些？
|
||||
* Are there any problems with serving pages as `application/xhtml+xml`?
|
||||
* 如果页面使用'application/xhtml+xml'会有什么问题吗？
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* How do you serve a page with content in multiple languages?
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* 如果网页内容需要支持多语言，你会怎么做？
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* What kind of things must you be wary of when design or developing for multilingual sites?
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* 在设计和开发多语言网站时，有哪些问题你必须要考虑？
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* Can you use XHTML syntax in HTML5?
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* 在HTML5的页面中可以使用XHTML的语法吗？
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* How do you use XML in HTML5?
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* 在HTML5中如何使用XML？
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* What are `data-` attributes good for?
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* 'data-'属性的作用是什么？
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* What are the content models in HTML4 and are they different in HTML5?
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* HTML4的内容模型是什么，它们在HTML5有什么不同吗？
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* Consider HTML5 as an open web platform. What are the building blocks of HTML5?
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* 如果把HTML5看作做一个开放平台，那它的构建模块有那些？
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||||
* Describe the difference between cookies, sessionStorage and localStorage.
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* 请描述一下cookies，sessionStorage和localStorage的区别？
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## JS-Specific Questions
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## JS相关问题
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|
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* Which JavaScript libraries have you used?
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* 你使用过那些Javascript库？
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* Have you ever looked at the source code of the libraries/frameworks you use?
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* 你是否研究过你所使用的JS库或者框架的源代码？
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* How is JavaScript different from Java?
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* Javascript和Java有什么不同？
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* What's a hashtable?
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* 什么是哈希表？
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* What are `undefined` and `undeclared` variables?
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* 'undefined'变量和'undeclared'变量分别指什么？
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* What is a closure, and how/why would you use one?
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* 闭包是什么，如何使用它，为什么要使用它？
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* Your favorite pattern used to create them? argyle (Only applicable to IIFEs)
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* 你喜欢的使用闭包的模式是什么？
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* What's a typical use case for anonymous functions?
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* 请举出一个匿名函数的典型用例？
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* Explain the "JavaScript module pattern" and when you'd use it.
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* 请解释什么是Javascript的模块模式，并举出实用实例。
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* Bonus points for mentioning clean namespacing.
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* 如果有提到无污染的命名空间，可以考虑加分。
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* What if your modules are namespace-less?
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* 如果你的模块没有自己的命名空间会怎么样？
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* How do you organize your code? (module pattern, classical inheritance?)
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* 你如何组织自己的代码？是使用模块模式，还是使用经典继承的方法？
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* What's the difference between host objects and native objects?
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* 请指出Javascript宿主对象和内置对象的区别？
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* Difference between:
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* 指出下列代码的区别：
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```javascript
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function Person(){} var person = Person() var person = new Person()
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```
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* What's the difference between `.call` and `.apply`?
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* '.call'和'.apply'的区别是什么？
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* explain `Function.prototype.bind`?
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* 请解释'Funciton.prototype.bind'的作用？
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* When do you optimize your code?
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* 你如何优化自己的代码？
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* Can you explain how inheritance works in JavaScript?
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* 你能解释一下JavaScript中的继承是如何工作的吗？
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* When would you use `document.write()`?
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* 在什么时候你会使用'document.write()'？
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* Most generated ads still utilize `document.write()` although its use is frowned upon
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* 大多数生成的广告代码依旧使用'document.write()'，虽然这种用法会让人很不爽。
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* What's the difference between feature detection, feature inference, and using the UA string
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* 请指出浏览器特性检测，特性推断和浏览器UA字符串嗅探的区别？
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* Explain AJAX in as much detail as possible
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* 请尽可能详尽的解释AJAX的工作原理。
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* Explain how JSONP works (and how it's not really AJAX)
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* 请解释JSONP的工作原理，以及它为什么不是真正的AJAX。
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* Have you ever used JavaScript templating?
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* 你使用过JavaScript的模板系统吗？
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* If so, what libraries have you used? (Mustache.js, Handlebars etc.)
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* 如有使用做，请谈谈你都使用过那些类似库文件。比如Mustache.js,Handlebars等等。
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* Explain "hoisting".
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* 请解释变量声明提升。
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* Describe event bubbling.
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* 请描述下事件冒泡机制。
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* What's the difference between an "attribute" and a "property"?
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* "attribute"和"property"的区别是什么？
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* Why is extending built in JavaScript objects not a good idea?
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* 为什么扩展JavaScript内置对象是个坏做法？
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* Why is extending built ins a good idea?
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* 为什么扩展JavaScript内置对象是个好做法？
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* Difference between document load event and document ready event?
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* 请指出document load和document ready的区别。(这是个问题的问题）
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* What is the difference between `==` and `===`?
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* '=='和'==='有什么不同？
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* Explain how you would get a query string parameter from the browser window's URL.
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* 你如何获取浏览器URL中查询字符串中的参数。
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* Explain the same-origin policy with regards to JavaScript.
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* 请解释一下JavaScript的同源策略。
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* Explain event delegation.
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* 请解释一下事件代理。
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* Describe inheritance patterns in JavaScript.
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* 请描述一下JavaScript的继承模式。
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* Make this work:
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* 如何实现下列代码：
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```javascript
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[1,2,3,4,5].duplicator(); // [1,2,3,4,5,1,2,3,4,5]
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```
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* Describe a strategy for memoization (avoiding calculation repetition) in JavaScript.
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* 描述一种JavaScript memoization(避免重复运算)的策略。
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* Why is it called a Ternary statement, what does the word "Ternary" indicate?
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* 什么是三元条件语句？
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* What is the arity of a function?
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* 函数的参数元是什么？
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* What is `"use strict";`? what are the advantages and disadvantages to using it?
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* 什么是"use strict"?使用它的好处和坏处分别是什么？
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## JS-Code Examples:
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```javascript
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~~3.14
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```
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Question: What value is returned from the above statement?
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问题：上面的语句的返回值是什么？
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**Answer: 3**
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**答案：3**
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```javascript
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"i'm a lasagna hog".split("").reverse().join("");
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```
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Question: What value is returned from the above statement?
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问题：上面的语句的返回值是什么？
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**Answer: "goh angasal a m'i"**
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**答案："goh angasal a m'i"**
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```javascript
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( window.foo || ( window.foo = "bar" ) );
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```
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Question: What is the value of window.foo?
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问题：window.foo的值是什么？
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**Answer: "bar"**
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**答案："bar"**
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only if window.foo was falsey otherwise it will retain its value.
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只有window.foo为假的才是上面答案，否则就是它本身的值。
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```javascript
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var foo = "Hello"; (function() { var bar = " World"; alert(foo + bar); })(); alert(foo + bar);
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```
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Question: What is the outcome of the two alerts above?
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问题：上面两个alert的结果是什么
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**Answer: "Hello World" & ReferenceError: bar is not defined**
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**答案: "Hello World" & ReferenceError: bar is not defined**
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```javascript
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var foo = [];
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foo.push(1);
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foo.push(2);
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```
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Question: What is the value of foo.length?
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问题：foo.length的值是什么？
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**Answer: `2`
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**答案：'2'**
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```javascript
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var foo = {};
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foo.bar = 'hello';
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```
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Question: What is the value of foo.length?
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问题：foo.length的值是什么？
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**Answer: `undefined`
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**答案: `undefined`
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## jQuery-Specific Questions:
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## jQuery相关问题
|
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|
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* Explain "chaining".
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* 解释"chaining"。
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* Explain "deferreds".
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* 解释"deferreds"。
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* What are some jQuery specific optimizations you can implement?
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* 你知道那些针对jQuery的优化方法。
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* What does `.end()` do?
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* 请解释'.end()'的用途。
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* How, and why, would you namespace a bound event handler?
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* 如何给一个绑定事件理函数命名空间，为什么要这样做？
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* Name 4 different values you can pass to the jQuery method.
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* 请说出你可以传递到jQuery方法的四种不同值。
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* Selector (string), HTML (string), Callback (function), HTMLElement, object, array, element array, jQuery Object etc.
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* 选择器（字符串），HTML（字符串），回调函数，HTML元素，对象，数组，元素数组，jQuery对象等。
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* What is the effects (or fx) queue?
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* 什么是效果队列？
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* What is the difference between `.get()`, `[]`, and `.eq()`?
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* 请指出'.get()','[]','eq()',的区别。
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* What is the difference between `.bind()`, `.live()`, and `.delegate()`?
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* 请指出'.bing()','.live()'和'.delegate()'的区别。
|
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* What is the difference between `$` and `$.fn`? Or just what is `$.fn`.
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* 请指出'$'和'$.fn'的区别？或者说出'$.fn'的用户。
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* Optimize this selector:
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* 请优化下列选择器：
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```javascript
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$(".foo div#bar:eq(0)")
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```
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## CSS-Specific Questions:
|
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## CSS相关问题
|
||||
|
||||
* Describe what a "reset" CSS file does and how it's useful.
|
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* 描述css reset的作用。
|
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* Describe Floats and how they work.
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* 描述下浮动和它的工作原理。
|
||||
* What are the various clearing techniques and which is appropriate for what context?
|
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* 清楚浮动的方法有那些，分别适用于什么情形。
|
||||
* Explain CSS sprites, and how you would implement them on a page or site.
|
||||
* 解释css sprites,如何使用。
|
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* What are your favourite image replacement techniques and which do you use when?
|
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* 你最喜欢的图片替换方法是什么，你如何选择使用。
|
||||
* CSS property hacks, conditionally included .css files, or... something else?
|
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* CSS怪技，条件引用或者其他。
|
||||
* How do you serve your pages for feature-constrained browsers?
|
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* 如何为有功能限制的浏览器提供网页。
|
||||
* What techniques/processes do you use?
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* 你会使用那些技术和处理方法。
|
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* What are the different ways to visually hide content (and make it available only for screen readers)?
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* 如何视觉隐藏网页内容，只让它们在屏幕阅读器中可用。
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* Have you ever used a grid system, and if so, what do you prefer?
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* 你使用过网格系统吗？如果使用过，你最喜欢哪种？
|
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* Have you used or implemented media queries or mobile specific layouts/CSS?
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* 你使用过meidia queries（媒体查询）吗，或者移动网站相关的CSS布局。
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* Any familiarity with styling SVG?
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* 你熟悉SVG样式的书写吗？
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* How do you optimize your webpages for print?
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* 如何优化网页的打印样式。
|
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* What are some of the "gotchas" for writing efficient CSS?
|
||||
* 在书写高效CSS文件时会有哪些问题需要考虑。
|
||||
* Do you use CSS preprocessors? (SASS, Compass, Stylus, LESS)
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* 你使用CSS预处理器吗？(SASS,Compass,Stylus,LESS)
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||||
* If so, describe what you like and dislike about the CSS preprocessors you have used.
|
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* 如果使用，描述你的喜好。
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* How would you implement a web design comp that uses non-standard fonts?
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* 你是否接触过使用非标准字体的设计？
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||||
* Webfonts (font services like: Google Webfonts, Typekit etc.)
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* 字体服务，Google Webfonts, Typekit,等等。
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* Explain how a browser determines what elements match a CSS selector?
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||||
* 请解释浏览器是如何根据CSS选择器选择对应元素的。
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## Optional fun Questions:
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## 可选的有趣问题
|
||||
|
||||
* What's the coolest thing you've ever coded, what are you most proud of?
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||||
* 你编写过的最酷的代码是什么？其中你最自豪的是什么？
|
||||
* Do you know the HTML5 gang sign?
|
||||
* 你知道HTML5帮的标志吗？
|
||||
* Are you now, or have you ever been, on a boat.
|
||||
* 你是否正在或曾经在一艘船上。
|
||||
* What are your favorite parts about the developer tools you use?
|
||||
* 你使用的开发工具中，你最喜欢的部分是什么？
|
||||
* Do you have any pet projects? What kind?
|
||||
* 你有什么业余项目吗？是那种类型的？
|
||||
* Explain the significance of "cornify".
|
||||
* 解释cornify的重要性？
|
||||
* On a piece of paper, write down the letters A B C D E vertically. Now put these in descending order without writing one line of code.
|
||||
* 在一张纸上，垂直写下ABCDE，然后不用任何代码，将他们到序排列。
|
||||
* Wait and see if they turn the paper upside down
|
||||
* 静静的看他们是否将纸反转。
|
||||
* Pirate or Ninja?
|
||||
* 海盗还是忍者？
|
||||
* Bonus if it's a combo and a good reason was given (+2 for zombie monkey pirate ninjas)
|
||||
* 如果是两者的合体，并有恰当理由，可以加分。如果是僵尸猴子海盗加忍者加两分。
|
||||
* If not Web Development, what would you be doing?
|
||||
* 如果没有在Web开发，你会做什么？
|
||||
* Where in the world is Carmen Sandiego?
|
||||
* 卡门圣迭哥的隐藏处在哪里？
|
||||
* Hint: their answer is always wrong
|
||||
* 提示：本题的答案永远是错的。
|
||||
* What's your favorite feature of Internet Explorer?
|
||||
* 你最爱的IE特性是什么？
|
||||
* Complete this sentence: Brendan Eich and Doug Crockford are the __________ of javascript.
|
||||
* 完句填空： Brendan Eich和Doug Crockford是JavaScript的____________。
|
||||
* jQuery: a great library or the greatest library? Discuss.
|
||||
* 讨论：jQuery是牛逼的库还是最牛逼的库。
|
||||
Loading…
Reference in New Issue