冷门知识 · 前端知识库

* [图解img标签的usemap使用](http://www.blogjava.net/auditionlsl/archive/2009/05/26/278012.html) * [JavaScript: Object.prototype.toString方法的原理](http://www.cnblogs.com/ziyunfei/archive/2012/11/05/2754156.html) * [函数除颤/节流提高性能 + 原生实现滚动时到视口时展现](https://segmentfault.com/a/1190000007478754) * [JavaScript性能优化技巧之函数节流](http://blog.csdn.net/u014346301/article/details/52329009) * [用visibilitychange事件实现吸睛的十八禁](http://blog.anchengjian.com/#!/posts/2016/R-level-on-page-hide.md) * [CSS3 object-fit 和 object-position](http://gold.xitu.io/post/5832c1e367f35600635bb8b4) * [从一行CSS调试代码中学到的JavaScript知识](http://ourjs.com/detail/54be0a98232227083e000012) * [javascript中的深复制](http://blog.csdn.net/u014346301/article/details/52448816) * [网站统计中的数据收集原理及实现](http://blog.codinglabs.org/articles/how-web-analytics-data-collection-system-work.html) * [“添加到收藏夹”的技术实现](http://www.biaodianfu.com/add-to-favorites.html) * [设为首页和收藏本站js代码兼容ie,chrome,ff](https://my.oschina.net/lyx2012/blog/60036) * [如何设置网页头部的语言声明](http://www.biaodianfu.com/langtag.html) * [网页的DOCTYPE声明的作用](http://www.biaodianfu.com/doctype.html) * [浏览器兼容模式X-UA-Compatible的设置](http://www.biaodianfu.com/x-ua-compatible.html) * [理解前端开发中的优雅降级及渐进增强](http://www.biaodianfu.com/graceful-degradation-progressive-enhancement.html) * [JSON和JSONP的区别](http://www.biaodianfu.com/json-jsonp.html) * [不成熟的技术：Data URI](http://www.biaodianfu.com/data-uri.html) * [HTML中的IE条件注释](http://www.biaodianfu.com/ie-conditional-comments.html) * [检测浏览器缩放的 JS 代码](https://blog.alphatr.com/detect-zoom.html) * [px – em – % – pt – keyword](http://www.biaodianfu.com/css-font-size.html) * [网页文本替换技术](http://www.biaodianfu.com/sifr-typrface-cufon-font-face.html) * [取消背景层的滚动](https://blog.alphatr.com/scrollbar-hidden.html) * [关于字符编码 GB2312，UTF-8，GBK，BIG5 都是些什么](https://blog.alphatr.com/about-char-coding.html) * [overflow 的使用，用 css 截取标题](https://blog.alphatr.com/css-text-overflow.html) * [SWFUpload 2.5.0版官方说明文档中文翻译版](http://www.cnblogs.com/youring2/archive/2012/07/13/2590010.html#setUploadURL) * [JS 点击复制Copy](http://www.cnblogs.com/athens/archive/2013/01/16/2862981.html) * [JavaScript大杂烩9 - 理解BOM](http://www.cnblogs.com/dxy1982/p/3717665.html) - [JavaScript大杂烩18 - Web开发的MVVM模式](http://www.cnblogs.com/dxy1982/p/3793895.html) - [前端不为人知的一面--前端冷知识集锦](http://www.cnblogs.com/Wayou/archive/2014/04/10/things_you_dont_know_about_frontend.html) - [JavaScript的基准测试-不服跑个分？](http://www.cnblogs.com/Wayou/p/javascript-benchmarking.html) - [Chrome 控制台不完全指南](http://www.cnblogs.com/Wayou/p/chrome-console-tips-and-tricks.html) - [CSS hack方式](http://www.cnblogs.com/jr1993/p/4457970.html) - [主流JS框架中DOMReady事件的实现](https://my.oschina.net/jsan/blog/86801) - [7 Essential JavaScript Functions](https://davidwalsh.name/essential-javascript-functions) - [iframe,我们来谈一谈](https://segmentfault.com/a/1190000004502619) - [优雅的使用Js或CSS处理文本的截断与展示](http://blog.codingplayboy.com/2016/12/25/%E4%BC%98%E9%9B%85%E7%9A%84%E4%BD%BF%E7%94%A8js%E6%88%96css%E5%A4%84%E7%90%86%E6%96%87%E6%9C%AC%E7%9A%84%E6%88%AA%E6%96%AD%E4%B8%8E%E5%B1%95%E7%A4%BA/) - [你真的知道怎么用javascript来写一个倒计时吗 ?](https://github.com/gomeplusFED/blog/blob/master/2016-04/do-you-really-understand-how-to-write-a-countdown-by-javascript.md) - [理解 Debouncing 与 Throttling 的区别](http://www.jianshu.com/p/e91775195608) - [浅议内滚动布局](https://isux.tencent.com/inner-scroll-layout.html) - [JavaScript及jQuery中的各种宽高属性图解](http://blog.poetries.top/2016/12/13/js-props/) - [Subresource Integrity 介绍](https://imququ.com/post/subresource-integrity.html) - [使用 SRI 增强 localStorage 代码安全](https://imququ.com/post/enhance-security-for-ls-code.html) - [聊一聊WEB前端安全那些事儿](https://segmentfault.com/a/1190000006672214) - [高性能封装检测浏览器支持css3属性函数](http://www.cnblogs.com/barrior/p/5112216.html) - [transformjs污染了DOM?是你不了解它的强大](https://github.com/AlloyTeam/AlloyTouch/wiki/Powerful-transformjs) - [文件上传那些事儿](https://www.qcloud.com/community/article/985614) - [命令式、声明式、面向对象、函数式、控制反转之华山论剑（上）](https://juejin.im/post/5950b0c56fb9a06bca0b7c04) - [命令式、声明式、函数式、面向对象、控制反转之华山论剑（下）](https://juejin.im/post/5950b1015188250d7952799a) - [常用的数学函数以及浮点数处理函数](https://juejin.im/post/59508dec5188250d99180876) - [这些JavaScript编程黑科技，装逼指南，高逼格代码，让你惊叹不已](https://github.com/jawil/blog/issues/24)