Answer1215

摘要： font-display: auto; font-display: block; font-display: swap; font-display: fallback; font-display: optional; auto The font display strategy is defined 阅读全文

摘要： XSS (Cross-Site Scripting): XSS is a type of injection security vulnerability where malicious scripts are injected into trusted websites. These script 阅读全文

摘要： Blog: https://web.dev/bfcache/ bfcache is an in-memory cache that stores a complete snapshot of a page (including the JavaScript heap) as the user is 阅读全文

摘要： Morden browser apply noopenerfor you, but for lagacy browser might not. What noopenerdoes is that, it set window.openerto null, which can prevent evil 阅读全文

摘要： default-src "none"; script-src "self"; img-src "self" example.com; style-src fonts.googleapis.com; font-src fonts.gstatic.com; <script src="/js/app.js 阅读全文

摘要： 1. Time To First Byte (TTFB): This is a measurement of the responsiveness of a web server. It is the time it takes from the user or client making an H 阅读全文

摘要： So higher rank css will override lower rank css rules. Inline styles will override any other css rules. h1:not(.small-text) // 0011 - :not is not coun 阅读全文

摘要： What gets logged when clicking button? <div id="outer"> <div id="inner"> <button id="btn">Click me!</button> </div> </div> const outer = document.getE 阅读全文

摘要： TypeScript 5.2 will introduce a new keyword - 'using' - that you can use to dispose of anything with a Symbol.dispose function when it leaves scope. T 阅读全文

摘要： Layout: This step invovles determining the geometry of the page. The browser calculates where each element will be on the screen, considering factors 阅读全文