node js interactive tutorial

Give full play to the performance of Node. js programs and give full play to node. js A Node. JS process only runs on a single physical core. This is because you need to pay special attention when developing scalable servers. Beca

('/home/user/lib/cat') to load modules. NodeJS finds the position of the entry module based on package. json in the package directory. Articles you may be interested in: How to Use npm to publish the Node. JS package When node. js uses npm to install the plug-in, it prompts "install Error: ENOENT". How can this pro

callback function has complicated the code, and the exception handling in asynchronous mode has increased the complexity of the Code. Articles you may be interested in: Asynchronous Concurrency Control in Nodejs crawler advanced tutorial Nodejs implements the bigpipe asynchronous page loading scheme In-depth analysis of node. js concurrent asynchronous callb

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

Get started with Node. js, Express, Ejs, Mongodb server, and application development, node. jsmongodb This article is a guide for front-end developers to build a Node from scratch. in js, Express, Jade, and Mongodb server, the reason why Jade is changed to Ejs is that I thin

. Articles you may be interested in: How to optimize Nginx and Node. js for a high-load network Extjs optimization (1) Delete redundant code to Improve Running Speed Extjs optimization (2) general implementation of Form submission Javascript Tutorial: how to optimize if short statements PHP tips: How to Use JS an

Node. js blog instance (5) Editing and deletion functions, node. js instance Original tutorial. Now, you can edit or delete an article for a blog. When a user is online, he or she is allowed to edit or delete only the published article pages. When editing, he or she can only

Node. js blog instance (6) message function, node. js instance Original tutorial. This function enables users to leave messages for articles. The messages are stored in the database. Post. js, modify the document to be saved in Po

code parsing. Supports 1D/2D barcode types Code 39, Code 93, Code 128, Codabar, Interleaved 2 of 5, EAN-8, EAN-13, UPC-A, Industrial 2 of 5QRCodeDataMatrix2017417 Supported image types BMP, JPEG, PNG, GIF, TIFF, PDF Running Environment Windows, Linux MacNode v5.5.0 Node. js bar code Extension The Node. js extension u

Node. js blog instance (7) Paging function, node. js Paging Original tutorial. Adds the paging function to the homepage and user pages of a blog. Set: up to 10 articles can be displayed on each page of the home page and user page.Here the skip and limit operations of mongodb

Node. js blog instance (9) Tag and tag page, node. js instance Original tutorial. Each article has a maximum of three tags (less than three tags can also be). When you click the link on the left-side tab of the home page, you can jump to the tab and list all existing tags. W

node. JS environment Self-built, refer to the Novice tutorial node. js.1 submitting form forms in index.html via AjaxThe register.html file is as follows:DOCTYPE HTML>HTML>Head> MetaCharSet= "UTF-8" /> title>Documenttitle> Scriptsrc= "Jquery.js">Script> Scriptsrc

This article mainly introduces a simple node. js server example. This article implements a simple helloworld example and shows how to run this server, for more information, see the following example: hello world. It seems that the first section of each language tutorial will talk about this, and we are no exception. First, create a project directory, which ca

step will go to github to download npm files and progress, and the fourth step is to install npm to node. js will copy several cmd files and the mode_modules folder to the nodejs directory. In this way, npm is configured. If you need to install any modules, enter npm install ***. If there is no npm or windows users can use github to download socket. io and put it into the node_modules folder. For detailed

Ah, this is the book again. It's like there's an interactive diagram, uh ... The order of the message response seems to be different from my program.In fact, the problem is not big, the operation instance, the console runs the file App.js open service:var io=require (' Socket.io '). Listen (8080,{log:false}); Io.sockets.on (' Connection ', function (socket) {Socket.on (' msg ', function (data) {Console.log (data), if (data.state) {if (data.state== ' O

Preface Objectivec and JS Interaction is a common demand, can be novice or so-called master, in fact, is not so simple and clear. Only the JavaScriptCore framework that comes out of iOS7.0 is introduced here. About JavaScriptCore the several types involved in this tutorial: Jscontext, Jscontext is the execution environment representing JS, through the-evaluatescr

you can easily see if the Console.log or JS function is called. Always believe that any problem can be solved. We can use Safari.Connect your iphone or use the simulator, when your program currently shows a Uiwebview,safari will automatically recognize this uiwebview, and you can find your device in the Development menu bar to debug.Choose the console, you can see the long-Lost debugging window and JS Cons

Use coffeescript to compile the method summary of the node. js project, node. jscoffeescript Node. js writes applications based on JavaScript. JavaScript is my main development language. CoffeeScript is a programming language compiled into JavaScript. In fact, the CoffeeScri

This article mainly introduces how to optimize Node. this article describes the ten tips for jsWeb application running speed, including parallel, asynchronous, cache, gzip compression, and client rendering. If you need them, refer to Node. js has benefited from its event-driven and asynchronous features, and has become very fast. However, in modern networks, it i

increasing rapidly, but also the quality of the package is significantly better than in other languages. Many star-level packages are simple and dexterous, designed for the use of developers. My most commonly used toolkit, such as Socket.io, Moment.js, Underscore.js, Async.js, Express.js, Bower.js, Grunt.js, forever.js ..., is really changing my previous programming habits. (Want to know more about the Topic.alibabacloud.comnode.js Video tutorial sec