This article is suitable whether there are reptiles or not andNode.jsBasic friends watch ~ 需求： UseNode.jsCrawling web resources, out-of-the-box configuration The content of the crawled web page isPDFFormat output 如果你是一名技术人员，那么可以看我接下来的文章，否则，请直接移步到我的github仓库，直接看文档使用即可 Warehouse address:Attached documentation and source code, don’t forget to give a.starOh The technology used for this requirement:Node.jsAndpuppeteer puppeteerOfficial website address:Puppeteer address Node.jsOfficial website address:Link description ..
webpackTo package all resources Without knowing it,webpackHas been secretly updated to4.34Version, I decided, this is the last one to write this yearwebpackUnless it is updated to version 5, I will spend the rest of this year onGolangAnd the ecology of the back end Before reading this article, suppose you are rightwebpackHave a certain understanding, if ..
There are many attributes in CSS that can accept length values, such as width, height, margin, padding, border-width, font-size, text-shadow. CSS also provides many length units because of the number of scenes used. Some are units used in daily life, such as centimeters (cm) and inches (in); Some are units used by the printing industry, ..
Introduction Mobile adaptation is something we often encounter in development, which may encounter many problems: 1pxProblem UIFigure perfect adaptation scheme iPhoneXAdaptation plan Horizontal screen adaptation Blurring of High Definition Screen Pictures … The above problems may be that we already know how to solve them in the development, but the principle of the problem and ..
Can reptiles only usepythonDo? No, we are in heavenNode.jsYou can do it too! Packages to be prepared Node.jsDownload address of the latest version ofNode.js official website npmThe package manager downloads the latest official website versionNode.jsWill bring their ownnpm npmThird party package forpuppeteerRun the command line tool in the corresponding js filenpm i puppeteer -DJust do ..
Performance optimization is a university question. This article only elaborates on personal accumulated knowledge. Please add the following. Throw a question from the inputurlWhat did you do when everything from the address bar to the interface was displayed? 1. Browser toDNSThe server requests to resolve the domain name corresponding to the URLIPAddress; 2. EstablishmentTCPConnection (three-way ..
webpackIt’s about to be 5. Handwriting an optimized scaffold is an indispensable skill. The writing time of this article9 May 2019,webpackVersion4.30.0The latest version All my codes are written by hand and have been tested by myself to achieve the optimization effect. Welcome to my column”Advanced Front End”In the future, it will be high-quality articles from ..
Before reading this article, I suggest you take a look at the following two articles and give a compliment by the way.githubThe praise oh ~ If you are rightwebpackNot very understanding, please pay attention to my previous articles, are more than 100 starsstarThe quality of the article 9102: Handwriting a React Perfect Mobile Scaffold Incomplete ..
The front-end of a poorly used package manager is an entry-level front-end and a poorly used front-end.webpackThe front end of is a primary front end Three package managers can be used together, as long as you are bold and careful, there will be no problem! Recommend two articles Handwritten optimized React scaffold Handwritten Vue scaffold ..
At presentElectronIngithubAbovestarThe volume is already approachingReact-nativeThere are as many Under the spit here,webpackI feel secretly updated every week, which is very sad, andAngularIt’s updated8,VueThere will be a new official version soon.5GThis year will be commercial, Huawei’s system will also come out.RNIt has not been updated to formal yet.1Version, and technology that claims to make front-end ..