Ray's playground

摘要： To disallow functionality automatically provided by compilers, declare the corresponding member functions private and give no implementations. Using a base class like Uncopyable is one way to do this. 阅读全文

摘要： http://www.pythonchallenge.com/pc/def/equality.html[代码] 阅读全文

摘要： http://www.pythonchallenge.com/pc/def/ocr.html[代码] 阅读全文

摘要： http://www.pythonchallenge.com/pc/def/map.html1Code highlighting produced by Actipro CodeHighlighter (freeware)http://www.CodeHighlighter.com/--1>>>s="gfmncwmsbgblrrpylqjyrcgrzwfylb.rfyrqufy... 阅读全文

摘要： [代码] 阅读全文

摘要： http://www.pythonchallenge.com/pc/def/0.html[代码] 阅读全文

摘要： Make sure your Ajax requests follow the performance guidelines, especially having a far future Expires header. 阅读全文

摘要： Entity tags (ETags) are a mechanism that web servers and browsers use to validatecached components.Before jumping into the details of ETags, let’s review how componentsare cached and validated.　... 阅读全文

摘要： Duplicate Scripts Hurt Performance 阅读全文

摘要： A redirect is used to reroute users from one URL to another.There are different kindsof redirects—301 and 302 are the most popular.Redirects are usually done forHTML documents, but they may also... 阅读全文