摘要：温故而知新，画了一个思维导图 HTML5 HTML5 is the fifth revision and newest version of the HTML standard. It offers new features that provide not only rich media supp
阅读全文
01 2018 档案
摘要：1. Client browser short polling The most simple solution, client use Ajax to sends a request to the server in a short period circle, the server return
阅读全文
摘要：HTTP1.1 Disadvantages One open request per connection Duplication of data HTTP/2 Advantages Header compression using HPACK Server Push is binary, inst
阅读全文
摘要：An HTTP cookie (web cookie, browser cookie) is a small piece of data that a server sends to the user's web browser. The browser may store it and send
阅读全文
摘要：Request & Response header details can be found here The request method indicates the method to be performed on the resource identified by the Request-
阅读全文
摘要：First Authentication and Authorization are different two concept. Http Base Auth Put user name and password in header which in base64 encoding. HTTP D
阅读全文
摘要：All the browser user agent string can be found: https://udger.com/resources/ua-list
阅读全文
摘要：HTTP session: sequence of network request-response transactions HTTP is a stateless protocol. A stateless protocol does not require the HTTP server to
阅读全文
摘要：Refer from:https://en.wikipedia.org/wiki/List_of_HTTP_header_fields Mark here for search Request fields Must not be used with HTTP/2. Connection: Upgr
阅读全文
摘要：Uniform Resource Identifier (URI): compact sequence of characters that identifies an abstract or physical resource.Syntax: URI = scheme ":" hier-part
阅读全文
摘要：Webkit: up to version 27 Blink: 28+ Comparation of Layout Engine for CSS CSS2/CSS3 1. Grammar and rules 2. Selectors 3. Properties 4. Values and units
阅读全文
摘要：Refer to Net Market Share published data for year 2017, browser share percentage as below table shows:
阅读全文
