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摘要：前端的性能对于Web应用的用户体验来说非常重要。不要以为你的Web应用的性能已经足够好了，其实还会有很多可以提升的地方。本文将介绍Google和雅虎关于前端优化的最佳实践以及工具，你可以逐一检验你的Web应用。 前端的性能对于一个Web应用来说非常重要，如果一个Web应用的页面加载速度非常... 阅读全文
posted @ 2013-09-27 15:38
shuaixf
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看到JiaThis增加了微信分享的按钮，查看了下网络请求，是官方提供的接口，不过官方文档还没有这方面的信息。这个接口应该是合作测试中的，不排除以后会更改或者停用。 目前分享到微信朋友圈不同于通常的分享，需要先向微信服务器发送分享的网页信息，如标题和URL，图片等参数，然后微信服务器会生成一个二维码的... 阅读全文
posted @ 2013-09-13 17:29
shuaixf
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This is the final part of the series that started with... Callback and Multicast delegatesOne more EventAsynchronous Callback - Way 1 - BeginInvoke > ... 阅读全文
posted @ 2013-09-13 15:01
shuaixf
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By now, I have shown the following usages of delegates...Callback and Multicast delegatesEventsOne more EventAsynchronous Callback - Way 1 - BeginInvoke > EndInvokeAsynchronous Callback - Way 2 - BeginInvoke > AsyncWaitHandle.WaitOne(x) > EndInvoke > AsynWaitHandle.Close()In this part, w 阅读全文
posted @ 2013-09-13 14:53
shuaixf
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In this part of making asynchronous programming with delegates, we will talk about a different way, which is a little better thanWay 1. In the previou... 阅读全文
posted @ 2013-09-13 14:49
shuaixf
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So far, I have discussed aboutCallback, Multicast delegates,Events using delegates, andyet another example of events using delegates. In this post, I ... 阅读全文
posted @ 2013-09-13 14:47
shuaixf
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I was thinking that theprevious post on Events and Delegateswas quite self-explanatory. A couple of days ago, I received an email which said that may be it is not that good as to explain what I want to achieve in life through that event. So, I thought why not write another post on Delegates and Even 阅读全文
posted @ 2013-09-13 14:43
shuaixf
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In myprevious post, I spoke about a few very basic and simple reasons of using delegates - primarilycallback. In this post, I'll talk about creating Events using delegates.I have tried to annotate the class with comments so that it is easy to comprehend. But IMHO, the best way to figure out what 阅读全文
posted @ 2013-09-13 14:32
shuaixf
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I hear a lot of confusion around Delegates in C#, and today I am going to give it shot of explaining the stuff with easy to understand examples. First... 阅读全文
posted @ 2013-09-13 14:20
shuaixf
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目标：在Windows环境下，用netstat命令查看某个端口号是否占用，为哪个进程所占用. 操作：操作分为两步：（1）查看该端口被那个PID所占用;方法一：有针对性的查看端口，使用命令 Netstat -ano|findstr “”,如图，最后一列为PID。图中的端口号为1068，所对应的PID为... 阅读全文
posted @ 2013-02-26 09:11
shuaixf
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