Programming VIP

01. Homology strategy The same origin policy is a security function of the browser. Client scripts from different sources cannot read or write to each other's resources without explicit authorization. Homology policy is the cornerstone of browser security. What is the source The source [origin] is the protocol, domain name and port number. F ...

Initiate GET request The command is followed directly by the address curl 'https://www.baidu.com' Splicing query parameters in request curl -G -d 'key=value' 'https://www.baidu.com' This is equivalent to accessing in the browser address bar https://www.baidu.com?key=value If you need to url encode value, it can be written as follows: c ...

preface Detailed explanation of Eureka 1.1 detailed explanation of Eureka 1 1.2 detailed explanation of Eureka 2Code demo - stand alone Eureka registry ring 2.1 code Demonstration - Eureka service registration 2.2 Eureka's self-protection mechanism (service discovery mechanism for team cooperation))Eureka cluster environment configurationEurek ...

1. Homology Strategy & cross domain 1. Homology: two URL addresses have the same protocol, host name and port number. The Same origin policy is a security function provided by the browser. The browser's homology policy stipulates that resource interaction between non homologous URL s is not allowed. 2. Cross domain: Homology mean ...

When an application (client) needs a resource, it can obtain the resource from a server through http request. The server that provides resources is the web server (created with node.js in this paper). postman is used to simulate the client to send requests to the server. 1, Build HTTP server on node node uses the HTTP module to create ...

1. Introduction to httpclient HTTP protocol is one of the most widely used and important protocols on the Internet. More and more Java applications need to access network resources directly through HTTP protocol. Although the basic function of accessing HTTP protocol has been provided in the java net package of JDK, for most applications, the ...

[preface]: Front end refers to web development "Web page" only refers to the page you see (the interface also includes some interaction logic with users and servers) The technologies used in front-end development mainly include three core aspects: 1.HTML: describes the basic structure of a web page 2.CSS: describes the style of web pa ...

Dynamic routing protocol: The difference between dynamic routing and static routing is that dynamic routing is a routing protocol that converges based on topology changes. This makes dynamic routing more suitable for complex large-scale networks (static routing protocols need to be manually configured and have a large amount of work). Of cours ...

Interviewer: the request has been sent. How to cancel the request? Interviewer: (I immediately had a doubt in my mind: can I cancel the request that has been sent out?) This... This... I really don't know. After the interview, find Du Niang immediately Recommended reading: axios Analytic cancelToken Cancellation request principle[2] AbortC ...

Life cycle of HttpClient single request 1. Brief introduction In the previous part, we briefly understood the request processing flow of HttpClient through the flow chart and sequence diagram, and focused on its modification of user requests and the processing of multiple requests - response exchange that may be triggered by a user request. In ...