Programming VIP

get parameters Express is a web application development framework based on node platform. It provides a series of powerful features to help you create various web applications. It enables us to create website applications with more concise code. Before learning how Express gets the get request, let's take a look at the Node's native get r ...

/** * Send get request; With request parameters * * @param url Request address * @param params Request parameter set * @return * @throws Exception */ public static HttpClientResult doGet(String url, Map<String, String> params) throws Exception { return doGet(url, null, params); } /** * Send get request; With reques ...

preface SSO (single single on) single sign on is an architecture and an idea. CAS (Center Authentication Server) center authorization service is an open source protocol and a specific implementation of SSO. Of course, SSO has other implementations, such as the scenario of Cookier with the same domain name. Auth is an authorization protoc ...

To implement a reverse proxy for caching data, the first idea is to start from response The data is read from the body, and then returned to the requesting client and the local Cache module respectively. The pseudo code is as follows: func HandleResponse(rw http.ResponseWriter, resp *http.Response) { bodyBytes, _ := ioutil.ReadAll(re ...

http protocol 1. Introduction to http http protocol is called hypertext transfer protocol. Hypertext: not only text, but also pictures, audio, video, etc.Transmission: it is based on TCP/IP. Please transmit with a response mode.Protocol: connectionless and stateless application layer protocol. 2. Working principle http protocol works on b/ ...

Simplest reverse proxy configuration upstream my_server { server 10.0.0.2:8080; keepalive 2000; } server { listen 80; server_name 10.0.0.1; ...

concept First, let's understand the related concepts of HTTP proxy. Generally speaking, there are two types of HTTP proxy, one is forward proxy and the other is reverse proxy. Although they are all proxies, there are still differences. The VPN we usually use is the forward proxy. We specify a server, and then connect to the server through the ...

After several school recruitment interviews, I found that http cache has been used as an interview question. When I first met this question, I was confused, so I summarized the following contents In any front-end project, it is common to access the server to obtain data. However, if the same data is repeatedly requested more than once, the red ...

Recently, I am working on an app for memorizing words as my graduation project. I want to design a function to switch the language from English in the app, and record the effect and steps of this implementation. Realization effect Chinese mode English mode PS: please don't make complaints about my garbage. Implementation principl ...

1, What is a Cookie?HTTP Cookie (also known as Web Cookie or browser Cookie) is a small piece of data sent by the server to the user's browser and saved locally. It will be carried and sent to the server the next time the browser sends a request to the same server. Usage scenario:Session state management (such as user login status, shopping car ...