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The words written in the front HTTP/1.1 has gone through a long development process from 1991 to 2014: HTTP/0.9– 1991HTTP/1.0– 1996HTTP/1.1RFC 2068– 1997RFC 2616- 1999RFC 7230- 2014 This means that various servers and clients in the Internet may have many security problems, which will also create opportunities for HTTP smuggling attack (HTTP ...

Article catalogue HTML simple learning record brief introductionBasic structure of HTMLWeb page basic labelImage label Link label Hyperlinks Anchor linkFunctional links Inline and block elementslistformVideo and audio videoaudio frequency Simple layout of pagesiframe inline frameworkForm syntax Form element ...

1, Overall architecture of Nginx nginx in normal execution will have multiple processes. The most basic processes are master process (monitoring process, also known as main process) and woker process (working process), and possibly cache related processes. A relatively complete overall frame structure is shown in the figure: 2, Core proces ...

Basic built-in type Boolean boolCharacter charInteger int(single precision) float ing pointDouble precision floating point doubleNo type voidWide character wchar_t type specifier signedunsignedshortlong Some basic types can be decorated with one or more type modifiers. typedef wchar_t is this: typedef short int wchar_t; So ...

The article comes from Chen Hao So back to business, The so-called arrow code is basically the kind of code shown in the following picture. Countless if's look big. So, what's wrong with this "arrow" code? It also looks good, symmetrical and beautiful. But There are several questions about arrow Codes: 1) If my monitor is not w ...

Original text: https://zhuanlan.zhihu.com/p/...Welcome to my Zhihu: https://www.zhihu.com/people/...QuickSort adopts the divide and conquer method, which divides the array linked list or other element sets into the to be sorted set and the sorted set, and converts the elements of the to be sorted set into the sorted set in one iteration until a ...

Transferred from: Micro reading   https://www.weidianyuedu.com preface This paper lists 36 vue development skills; Subsequent vue 3 After X comes out, it will be updated continuously 1,require.context() 1. Scenario: if the page needs to import multiple components, the original writing method: import titleCom from "@/components/home/t ...

Business requirementsProduct Manager: Xiao Ming, we need to make an attachment upload request. The content may be pictures, pdf or video.Xiao Ming: it can be realized, but the file size should be limited. It's better not to exceed 30MB. It's too large, the upload is slow, and the server pressure is also high.Product Manager: video is necessary ...

  1. What is CRTP? What is CRTP? The full name of CRTP is curiously recursive template pattern, that is, singular recursive template pattern, or CRTP for short. CRTP is a special template technology and usage, which is a common usage in C + + template programming. The characteristics of CRTP are as follows: The base class is a template cla ...

1. Classification of Java locks (reference link: https://tech.meituan.com/2018/11/15/java-lock.html ) (1) Optimistic lock VS pessimistic lock: * * optimistic Lock: * * Lock the data first to ensure that the data will not be modified by other threads. The synchronized keyword and the implementation class of Lock are pessimistic locks. It is su ...