Tag:Browser

  • Those days with IE

    Time:2021-5-7

    This is the ninety-first original without water. If you want to get more original and good articles, please search the official account to pay attention to us.Those days with IE preface Internet Explorer (ie) isMicrosoft CorporationFor the sake of confrontationNetscape browserNetscape Navigator, which was put into development and launched in 1995, once became a rogue […]

  • The use of webpack

    Time:2021-5-7

    Webpack is used to compile JavaScript modules. Basic installation mkdir webpack-demo cd webpack-demo npm init -y npm install webpack webpack-cli –save-dev Writing projects webpack-demo |- package.json + |- index.html + |- /src + |- index.js index.html <!DOCTYPE html> <html> <head> <meta charset=”utf-8″ /> < title > start <script></script> </head> <body> <script></script> </body> </html> src/index.js function […]

  • Content visibility: a CSS attribute that can improve rendering performance

    Time:2021-5-7

    Reduce initial load time by skipping off screen content rendering In chromium 85, the content visibility property is probably one of the most influential new CSS properties in improving page loading performance. Because content visibility can skip content rendering that is not on the screen, including layout and rendering, until layout rendering is really needed. […]

  • Offline caching of HTML

    Time:2021-5-7

    Instance – complete manifest file       1. What is application cache HTML5 introduces application caching, which means that web applications can be cached and accessed when there is no Internet connection. Offline cache: Offline caching can cache some site files locally. It is a browser’s own mechanism, Cache the required files so that the […]

  • ES6 points north [7] – from callback hell to promise and async / await

    Time:2021-5-6

    1 synchronous and asynchronous 1.1 JS can only do one thing at a time First, we need to understand that JS is a single threaded language,You can only do one thing at a time。 We can go through itJS executionandDOM renderingShare one threadTo understand this principle: When JS modifies the DOM, the browser will not […]

  • Script usage in Xingyuan browser

    Time:2021-5-6

    Script usage in Xingyuan browser Xingyuan browser is a browser based on open source Google kernel, compatible with Chrome extension, personalized interface, comic reading mode, comic search, video download, video pop-up, mouse gesture, super drag, multi thread high-speed download and so on.Friends who don’t know star wish browser, I believe you will have a feeling […]

  • Mobile H5 animation exchange Class Optimization

    Time:2021-5-6

    Avoid large, complex layouts and layout jitters Layout is the process of the browser to calculate the geometric information of each element: the size of the element and its position in the page. Depending on the CSS used, the content of the element, or the parent element, each element will have explicit or implicit size […]

  • React route jump, pop up a new window, transfer parameters

    Time:2021-5-5

    There are several scenarios in the service: there are several public pages that need to display fixed services, which need to be displayed in the new route; Later, the requirement was changed to show the business in a new window. This brings several problems1. Route jump2. A new window pops up3. The pop-up window is […]

  • Alibaba front end Daniel: 12 suggestions on performance optimization

    Time:2021-5-5

    Performance optimization is a double-edged sword, there are good side and bad side. The good side is that it can improve the performance of the website, the bad side is that the configuration is troublesome, or there are too many rules to follow. And some performance optimization rules are not applicable to all scenarios, so […]

  • Caching in HTTP notes

    Time:2021-5-4

    article Caching in HTTP The role of HTTP cache HTTP is typically used for distributed information systems, where performance can be improved by the use of response caches. The response header is not configured with cache In the following cases, the browser will not cache the request No cache control, last modified or expired is […]

  • Practice Web caching with code

    Time:2021-5-4

    Web caching is an HTTP device that can automatically save copies of common documents. When a web request arrives in the cache, if there is a “cached copy” locally, the document can be extracted from the local storage device instead of the original server. The above is the definition of Web caching in HTTP authority […]

  • Java latest XSS attack and protection (360 ° (detailed explanation)

    Time:2021-5-4

    After reading it, if you find it useful, please praise it Java latest XSS attack and protection (360 ° (detailed explanation) knowledge graph the front Is XSS prevention the responsibility of the front end or the back end? XSS prevention is the responsibility of the back-end Rd (R & D personnel). The back-end Rd should […]