chatbot nodejs

Nodejs event monitoring and trigger understanding analysis, nodejs events This article analyzes the monitoring and triggering of node. js events. Share it with you for your reference. The specific analysis is as follows: Regarding the event-driven node. JS, I still did not understand it after reading "deep dive into node. js" (it may be a bit deep, or I cannot understand it well ), today, I saw an article a

Use NodeJs to develop public account (3) event interaction instances and nodejs instances The public account has a rule. Once the developer mode is enabled, other common functions must be called through interfaces. For example, the custom menu function must be generated by sending a post request. In this chapter, we will talk about how nodejs interacts with each

Use nodejs to crawl the top-end skills with no worries about the future and no worries about the future of nodejs. I am preparing for a new job. I need to update the skill tree. To make targeted statistics on the requirements of recruiters. I learned about nodejs before, so I made a crawler to search data. Procedure: 1. Use fiddler to analyze the headers and bodi

Document directory How to access the database URL Routing and Controllers Database initialization and startup of Web Processes Love Cause I can see various python version implementations of simple todo...Now that there are so many python versions, I have compared and implemented a Simple-TODO nodejs version: Node TODO, And the template and style are all copied from the web. py version.Source Code Demo Source code: https://github.com/fengmk2/t

suffix names:module._extension['. Json '] =function (module, filename) {...}Direct assignment The delegate changes the reference of the formal parameter, but cannot change the value of the extraterritorial scope:var change = function (a) {A = 100;Console.log (a);//=>100};var a = 10;Change (a)Console.log (a);//=>10So if you want to achieve the effect of require introducing a class, assign a value to the Module.exports objectThe bottom layer is the c/c++,c/c++ built-in module belonging to the low

This method is more efficient than direct execution in DOS Windows!!!Nodejs1. Run sublime, find tools---> Build system---> New build system on the menu2. Copy the file into the{ "cmd": ["Node", "$file"], "File_regex": "^[]*file \" (... *) \ ", line ([0-9]*)", "selector": "Source.javascript"}3. Save the file as Nodejs.sublime-build4. On the menu, locate tools---> Build System---> select NodeJs5. Install the Sublime plugin JavaScript NodeJs Sn

" +where; Console.log (SQL); This. Db.query (Sql,callback); }Deleting records /* Delete */ Delete:function(tablename,where,callback) { var sql= "Delete from" + this. C.db_pre+tablename+ "where" +where; Console.log (SQL); This . Db.query (Sql,callback); }Business modelsuch as the classification model,/model/category.js/** * Classification model **/Module.exports={getalllist:function() {Db.select ("Category",function(err,list) {console.log (list);

{mydatetime=NewDate (); } varStrtimearr=[Mydatetime.getfullyear (). ToString (), (Mydatetime.getmonth ()+1). ToString (), Mydatetime.getdate (). ToString (), Mydatetime.gethours (). ToString (), Myda Tetime.getminutes (). ToString (), Mydatetime.getseconds (). ToString (),]; for(vari=0;i) {Formatstr=Formatstr.replace (Parammodel.charat (i), strtimearr[i]); } returnFormatstr; }};Load public files, define resource files/* load public files, define resource files */ Global. C=

://registry.npmjs.orgThe following will provide high-quality NPM source address, cnpm hehe.3. Temporarily modify NPM source address during installationNPM Install Express--registry http://registry.npmjs.orgSummarizeIf you have a stable proxy server or use the proxy is the bestNo proxy conditions can only be used to replace the source address of the way guerrilla.NPM is not very stable abroad, after the installation failed to use NPM cache clean to clear the cache, multiple installation try.You c

Create https service in nodejs and create https in nodejsNodejs creates an https service by Wu xueyingServerr. js Var https = require ('https'); var fs = require ('fs'); var options = {key: fs. readFileSync ('. /keys/server. key '), cert: fs. readFileSync ('. /keys/server. crt '),}; https. createServer (options, function (req, res) {res. writehead( 200); res. end ("hello world! \ N ") ;}). listen (8000 ); Client. js Var https = require ('https'); v

NodeJs basic syntax and type, nodejs basic syntax Preface Today, I want to check the knowledge about Node types. I want to summarize it and see an article on Googol, but the original link is gone. I will pull this article out of the snapshot, if the original author has a problem, contact me! This article is the basis of some JS, and experts will skip it automatically! I have never written JavaScript before.

Nodejs terminal prints progress bar instance code and nodejs progress bar 1. Scenario Import When we batch process a large number of files (for example, upload/download, save, and compile), we often want to know how the current progress is or how many failed (successful) tasks are; when our code or program has been released, a proper (Terminal/command line) progress bar can accurately reflect the installati

NodeJS Study Notes: Connect middleware module (I), nodejs Study Notes I hope you can continue reading my articles in this series. This is also the greatest encouragement and support for me. Let's make common progress and help each other. Now, go to today's topic, What is "Connect" and how to understand middleware? Let's take a look at today's article with questions. How to Understand "Middleware "? In my u

Easy creation of nodejs server (9): non-blocking operations, nodejs Server We need to pass the response object (obtained from the server's callback function onRequest () to the request handler through the request route. Then, the handler can use the functions on the object to respond to the request. Modify server. js first: Copy codeThe Code is as follows:Var http = require ("http ");Var url = require ("url

Easy creation of nodejs server (10): Process uploaded images and nodejs upload images This section describes how to upload an image and display it in a browser. Here we will use the node-formidable module developed by Felix Geisend örfer. It abstracts the parsed file data. To install this external module, run the following command in cmd:Copy codeThe Code is as follows:Npm install formidableIf similar infor

Implement blocking instances in nodejs, while nodejs blocks instances. The inherent single-Thread Programming and asynchronous callback functions in node. js make us sometimes enjoy the worry. First, how can a single thread of node. js achieve high concurrency? This is not the focus of this article. To clarify, node. javascript single thread only means that the javascript engine is single-threaded. In any c

[' callback ' + ' (' + json.stringify (actionresult) + ') ': ActionResult; Res.send (Resultdata); Res.end ()} else {//process not response or Origin response.render or response.send. Process.nexttick ((_res:any) = {if (!_res.finished) {_res.end (); }, Res)}). catch (Processrequesterror = = {Next next (Processrequesterror); })} Through the concatenation of the Routehandler and RequestHandler two methods, we make a single call to our entire fragmented func

Operation of the NodejsI. Concept:Reference Baidu Encyclopedia:Http://baike.baidu.com/link?url=aUrGlI8Sf20M_YGk8mh--dM83NhajEdefGvqZkpcwh95CKSqQ8_9C_ 10dyb-ziaprcf66mwnyljhs4reit_ekypvj9bfneq826gf0gqt9ksbf0i0h0qhcpzdxigzfho4t6ifwy08j6v4iqu2z0qzrqTwo. Download:Visit Nodejs official website www.nodejs.org/download/Download the version that matches the machineThree. Installation:Reference Baidu Experience:Http://jingyan.baidu.com/article/b0b63dbfca599a4a

NodeJS implements the routing function instance code, and nodejs implements the routing instance Previous This article uses NodeJS to implement routing functions for complex applications Structure The project structure is as follows: The Code is as follows: Function [Router. js] // Load the required module var http = require ('HTTP '); var url = require ('url')

Easy creation of nodejs server (8): How to implement non-blocking, nodejs Server This section describes how to implement non-blocking operations in nodejs. Let's first modify the start handler: Copy codeThe Code is as follows:Var exec = require ("child_process" cmd.exe c;Function start (){Console. log ("Request handler 'start' was called .");Var content = "empty