react js http request

Node. js sends http requests as post requestsVar http = require ('http'); var querystring = require ('querystring'); // request parameter var postData = querystring. stringify ({'name': "wangbin", 'Password': "123456", 'serverid': 2}); var options = {hostname: '192. 168.1.13

Main features of the topic 1:http AgreementAnswer: Simple, quick, flexible, no connection, no statusPart of the topic 2:http messageAnswer: Request message (Request line request header blank line request body) Response message (St

) {console.log ("file Download failed."); } console.log ("download succeeded"); }); }); }); //Timeout ProcessingReq.settimeout (5000,function() {req.abort (); }); //Error HandlingReq.on (' Error ',function(err) {if(err.code== "econnreset") {console.log (' Socket port Connection timed Out. ‘); }Else{console.log (' Request error occurred, err.code: ' +err.code); } }); //End of Requestreq.end ();}//wrapping a layer of functionsf

HTTP crawlerThere are a lot of requests on the network, from the client to the server side, the server side to the server side.Generally in the browser, we use Ajax to complete the form submission or data acquisition,That's in the HTTP module. Get and request both interfaces to complete data acquisition or commit.Take an example, crawl the 51cto blog dataStart wi

Uri/url/urnURI = Url+urn Uniform Resource Identifier (Unified resource information)URL: Uniform Resource Locator->http://v.qq.com:80/index.html?name=zhangsanage=7#bbshttp: Transport protocol-Client to server-side content and server-side delivery to the client's content is transmitted through the HTTP transport protocol (we can interpret HTTP as Courier brother)V.

A page may contain a lot of CSS and JS files, if you can merge these files, can greatly reduce the Web site's HTTP request, reduce the production of logs and user experience to improve. Minify is a combination of CSS or JS as a file tool, not only can be merged, and can be compressed. Here's how to use it: First down

HTTP Source code InterpretationHTTP Performance Test1 varHTTP = require (' http ');2 3 http4. Createserver (function(Request, response) {5Response.writehead, {' Content-type ': ' Text/plain '});6Response.Write (' Hello Nodejs ');7 Response.End ();8 })9. Listen (2016);Ten OneConsole.log (' Success '); A - //Access localhost:2016 will see the return of Hello

Test with AB under ApacheFollow: the Apache AB (Stress test tool) Tutorial is referenced below:http://blog.csdn.net/ahaaaaa/article/details/51514175Compile version installation and configuration:Http://www.cnblogs.com/gsls200808/p/4506301.htmlMSI: Version downloadhttp://archive.apache.org/dist/httpd/binaries/win32/Ad can fully simulate a test request initiated against a Web server under various conditions, and it can also initiate a test

Plus () { SetTimeout (function() { console.log (' aaa ') },+) C +=1;} Plus () print ()AsynchronousEach task has multiple callback functions, and the previous task does not perform the next task, but instead executes the callback function, and the latter task executes in the order in which the task is sorted, not waiting for the previous task to complete// asynchronously executes the callback function after the task execution completes var c=0function print () { console.log

Directly on the code, this is the first version, you can judge the extensionvarHTTP = require (' http ');varExpress = require (' Express ');varFs=require ("FS");varPath=require ("Path");varMIME = require (' MIME '));varApp =Express ();varCurrdir = ' F:\\users\\djyk\\74dj.mp3 '; App.get (‘*‘,function(req, res, next) {varReqpath =decodeURI (Req.path); Console.log (Reqpath); varfilepath =Path.join (Currdir,reqpath); Fs.lstat (filepath,function(err, stat