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Transferred from: http://blog.csdn.net/u012251421/article/details/50536265Description The browsers mentioned in this article refer to Chrome. The "script tag" refers to an ordinary, non-additional attribute of the external JavaScript.

Mr Delay segmentfault.com/a/1190000004292479 If you have a good article to submit, please click here to learn more First, from a face of the question.In front of the interview I like to ask questions that seem to be common sense. For

The role of the object, so all variables/functions declared in the global scope become properties and methods of the Window object;/PS: Attempting to access an undeclared variable throws an error, but by querying the Window object, you can know if

I. What is BT? 1.BT Introduction: 1.1.BT is one of the hottest download methods, it's all called "BitTorrent" short "BT", Chinese full name "bit stream", but many friends will it dubbed "abnormal download", which is what reason? For HTTP, FTP, Pub

Recently in learning performance optimization, learning the Yahoo military , but feel a bit foggy, because there are some things although they have been in use, but do not understand the reason why, such as the reduction of DNS query, CSS and JS

Recently in learning performance optimization, learning the Yahoo military, but feel a bit foggy, because there are some things although they have been in use, but do not understand the reason why, such as the reduction of DNS query, CSS and JS file

Recently in learning performance optimization, learning the Yahoo military , but feel a bit foggy, because there are some things although they have been in use, but do not understand the reason why, such as the reduction of DNS query, CSS and JS

Threads and processesWhen it comes to single-threaded, you have to start with the operating system process. In earlier operating systems there was no concept of threading, a process was the smallest unit that could have resources and run

JS must be placed at the bottom of the body?time 2016-01-12 02:00:02 Write code of small Dukja Originalhttp://delai.me/code/js-and-performance/ThemesJavaScript CSSFirst, from a face of the question.In front of the interview I like to ask questions

An overview of a series of essays and the resulting backgroundThis series of the opening by everyone's warm welcome, this is a great encouragement to bloggers, this is the second chapter of this series, I hope you continue to support, for me to