HTTP的三次握手

TCP

HTTP

Publish Date: 2019-02-16

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client — SYN = 1, Seq = X —-> server

client <— SYN = 1, ACK = X + 1 ,Seq = Y —- server

client —- ACK = Y + 1 ,Seq = Z —-> server

1. typeof 可以对基本类型做出准确的判断，但对于引用类型力不从心var num = 1 var str = 'str' var arr = [1,2,3] var boo = true var obj = new Object()

2019-02-17 JavaScript

变量和类型

web核心-HTTP协议 webservice = HTTP协议 + XMLRest = HTTP协议 + json/XML HTTP请求信息和响应信息请求请求行 ( 请求方法[GET,POST,PUT,DELETE,TRACE,OPT

2019-02-15 HTTP

HTTP