than the HTTP protocol.
OpenSSL generates a certificate fileAs long as the Git client is installed, there will be OpenSSLDetect if OpenSSL is installedOpenSSL version-aNext, start generating the certificate:#1#2, generate CSR certificate signature via private key -new-key Privatekey.pem- Out certrequest.csr#3-req- in Certrequest.csr-signkey privatekey.pem-out Certificate.pemAfter executing the third command you will see: Signature ok表示生成成功,最终看到如下三个文件
PRIVATEKEY.PEM: Private key
Client-clients, commonly referred to as browsers, can request data from the server via the HTTP protocol.
Server -a server-side, generally referred to as the Web servers, can receive client requests and send response data to the client.
Business-service layer, which handles applications through Web servers, such as interacting with databases, logical opera
Json-server makes it extremely easy-to-Setup robust JSON APIs to use for demos and proof of concepts. John walks through the process of using pre-built JSON files for a server and how to generate larger datasets using Lo Dash and Faker.Install:NPM install-g Json-serverCreate A JSON file:{ "people": [ { "id": 0, "name": "John" } ]}Run:Json-
Nodejs is actually a JavaScript execution environment.To create a new file Server.js, enter the following code:var http = require (' http 'var server = Http.createserver (function(req, res) { Res.writehead ($, {' Content-type ': ' Text/plain '}); Res.end (' Hello world\n ');}); Server.listen (1337, ' 127.0.0.1 '); Console.log (' Server running at http://127.0.0.1:1337 ');The console goes to the direct
1.Node is often used to build servers, and the following code creates a server.var http = require (' http '); var server = http.createserver (); Server.on (' require ',function(req,res) { Res.writehead (200,{' content-type ': ' Text/plain '); Res.end (' hello,world\n '); }) Server.listen; Console.log (' server running at Http://localhost:3000/');Use the Cre
Description (2017-5-2-10:27:03):1. Need to install node,http://nodejs.cn/download/2. After installation, enter node-v in cmd to view the version.3. Code Foo.js:Attention:(1) Http.createserver two parameters, Req.url instead of Res.url, finally must res.end ()!(2) Server.listen is not listener. 3000 is the port, name it casually. The following is the routing address of their own computer, CMD in the Ipconfig
Var http = require ('http'); http. createServer (function (req, res) {res. writeHead (200, {'content-type': 'text/plain '}); res. end ('Hello Node. js \ n ');}). listen (8080, "127.0.0.1"); console. log ("Server start at http: // 127.0.0.1: 8080 ");
The above instance is exited after execution. Why is it not exited after execution? The reason is the event listen
1. Prepare a folder for the project2. Create a server.js file under the root directory3. The file code is as followsvar http = require ("http");Http.createserver (function (request,response) {Response.writehead (200,{' content-type ': ' Text/plain ');Response.End ("Hello world\n")}). Listen (8080);Console.log ("Server running at http://127.0.0.1:8080/")4. Open the project directory with the command line execute the
Note:
1. To save the hello. js program file as a UTF-8 hello. js file, use notepad.
2. Chinese encoding must be supported in the output webpage.
Res. write ('
Now we use node. js to create a small www server.
Console. log ('hello') console. log ('Hello % s-> % d
This is an example of an official,Create a tinyphp.js file in F-disk, content:var http = require (' http '); Http.createserver (function (req, res) { Res.writehead ($, {' Content-type ': ' Text/plain '}); Res.end (' Hello world\n ');}). Listen (1337, "127.0.0.1"); Console.log (' Server running at http://127.0.0.1:1337/');Run node Tinyphp.js under the F driveThen open browser access: http://127.0.0.1:1337Y
This is the real reason we learn node. js, Server!1, create a new index.js write downvar Myhttp=require (' http '); Myhttp.createserver (function(req,res) {res.writehead (200,{') Content-type ': ' Text/thml '}); Res.write (' ); Res.write (' ); Res.end (2. Open cmd and run node Index.js3. Open the browser input http://
Zhanhailiang Date: 2014-11-23Principle:
Parse the request URL to the corresponding file path;
Determine if the file exists;
If present, read the file content output;
Realize:varPath=Require(' path '),Fs=Require(' FS ');Require(' http ').Createserver(function(Req,Res) { //Parse file path, default to the current directory as the root directory to find files //This can be done by configuring the root value to find files for the relative root directory varFile=Path.Nor
Open service:The code is as follows:varHTTP = require ('http'); Http.createserver (function (request, response) {//Send HTTP Header//HTTP Status value: 200:ok//content Type: Text/plainResponse.writehead ( $, {'Content-type':'Text/plain'}); //Send response data "Hello World"Response.End ('Hello world\n');}). Listen (8888);//The terminal prints the following informationConsole.log ('Server running at http://127.0.0.1:8888/');
express = require (' Express '); ten var router = Express. Router (); One router.get ('/', function(req, res) { res.send ({ ' success ': ' Delete success! ' ( ) ) ; - module.exports = router;This is one of the simplest delete.js files inside the content, when accessing localhost:3000/delete, will enter the above method to execute the logic.Of course, in this case, you can expand some of the methods of deletion, for example:1 function (req, res) {2 res.send ({3 ' success ':
Nodejs is a simple chat server.
The implementation code is as follows:
Var net = require ('net'); var chatServer = net. createServer (), clientList = []; chatServer. on ("connection", function (client) {client. name = client. remoteAddress + ":" + client. remotePort; client. write ("Hi! "+ Client. name + "\ n"); clientList. push (client); client. on ("data", function (data) {// send data to the client broadcast (data, client); // clientList [I]. write
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