node js use cases

1.1.61023 When we think we have captured the lagging behavior, we can run the following code to stop the analyzer: slc ctl cpu-stop 1.1.61023 Run the following code to write a file to the hard disk: CPU profile written to `node.1.1.61023.cpuprofile`, load into Chrome Dev Tools Okay, that's it. You can load the file into Chrome for further analysis as in the V8 analyzer. Make the right decisionIn this article, I show three ways to capture CPU usage in

Node. js Learning (2)-routing function and form upload, node. js form Today. getting started with js this book has learned some basic knowledge about node, including server creation, implementation of routing functions, form uploa

Hypermedia is a technology that uses a non-linear mesh structure to organize and manage massive multimedia information (including text, images, and videos. The concept of hypermedia is similar to that of hypertext in the early days. The essence of hyper-media is to add links to the text content, which constitutes hyper-text. The same is true for hypermedia. Both hypermedia and hypertext are transmitted over HTTP, which means that hypermedia can be accepted by all browsers. MIME is used to descri

Node. js for front-end pig and Node. js for pigFront-end pig flying traditional front-end pig most of the work is the page layout, rendering and animation effects, playing with is always a web shell, because there is no background support, this always makes front-end pig feel a little uncomfortable. The emergence of

This article mainly introduces how to run Node. js IIS extension iisnode installation configuration notes, iisnode extension can put Node. js programs are hosted in IIS. after hosting, various functions in IIS can also be used. if you need them, refer to your plans to use

How to handle. pfx suffix files in Node. js, node. js. pfx Preface In nodejs, various third-party Encryption Files will be obtained during encryption and decryption, and their suffixes will be the same ,. key /. pem /. pfx and so on. Can it be customized? It is a file. However, today I have read a lot of nodejs librari

has been learning node for some time, before the Great node. js, the basic understanding of some of the basic usage of node and some concepts, and then began to see the second node. JS Combat, the first chapter is to build a blog

Node. js has to say 12 points. node. js has to say 1. node. js: javascript on the server side. It allows javascript code to be run on the backend (out of the browser environment. 2. event-driven, asynchronous I/O programming mode

Node. js supports multi-user web Terminal Implementation and security solutions, and node. js supports multiple users As a common feature of local IDE, terminal (command line) supports git operations and file operations of projects. For WebIDE, without a web pseudo-terminal, only the encapsulated command line interface

For other third-party modules installed through NPM (third-party modules) or local modules, each module exposes a public API. So that developers can import data. For example Copy codeThe Code is as follows:Var mod = require ('module _ name ') After this statement is executed, the Node will load the built-in module or the module installed through NPM. The require function returns an object. The API exposed by this object may be a function, object, or a

This article mainly introduces how to use mongoskin in Node. js to operate mongoDB instances. Mongous is a lightweight nodejsmongodb driver. For more information, see I. Nonsense Developed the tourism tag service, Weibo tag retrieval system, map service, and web APP service from March January... use MongoDB scenario f

Node. js in my eyes and Node. js in my eyesFunction:1. Internet Browser (IE, FireFox, Chrome)Provides a basic set of javascript language interpreters and execution environments.2. Web Server (Apache)The built-in http module can be used to simulate an Apache server or a client to initiate an http request;The built-in ne

environment. After installation, make sure to run the program in harmony mode by using $ node app. js -- harmony or (-- harmony-generators.I personally think it is more reliable to use Express in a formal product.Rest development-Restify Restify is a node. js-based REST app

(req, res) {// if you send a GET request to 127.0.0.1: 1337/test? Var url_info = require ('url') If a = 1 B = 2 '). parse (req. url, true); // check whether requestif (url_info.pathname = '/test') for/test {// use url encode for query, in this way, you can use post to send var post_data = require ('querystring '). stringify (url_info.query); // optionvar post_options of post = {host: 'localhost', port: 13

Node. js debugging skills, node. js debugging Author: zhanhailiang Date: 1. console. log Similar to front-end debugging, code debugging is performed by printing related variables step by step. 2. Use the Node.

Quickly master Node. configure the node. js environment in the js Window and configure the node. js environment quickly in the Window. If you are interested, you can refer to it and try it in the window. The installation is comple

Describes how to implement a simple Node. js scaffold, and describes node. js scaffolding. Cause In the work, a scaffold needs to be developed to provide users with convenient development. Target Audience Developers who have a certain understanding of front-end and Node oper

, which is obviously far from the real sleep. What if we implement a real sleep? Environment preparation Development Environment Some of my blogs have said that node. js + npm, python 2.7, visual studio/x-code. Compilation tool The compilation tool must use node-gyp. later versions of nodejs come with this library. if

This article mainly introduces Node. the general module Encapsulation Method in js. For the encapsulation method, see Underscore. js implementation. For more information, see Node. the module loading and execution are encapsulated in js, so that the variables in the module F

This article describes in detail the classification of node. js asynchronous programming and the problems existing in asynchronous programming, which are very detailed and meticulous. We recommend this article to our friends. Currently, a large number of asynchronous operations are required, and actual pages are more and more inclined to be single-page applications. Backbone, angular, knockout and other fra