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CSS image replacement is a Web design technique that uses Cascading Style Sheets to replace text on a Web page with an image containing that text. It is intended to keep the page accessible to users of screen readers, text-only web browsers, or other browsers where support for images or style sheets is either disabled or nonexistent, while allowing the image to differ between styles.
This script and CSS makes the sidebar stay in the same position on the screen as you scroll. This may have undesirable side effects in Chrome; e.g., when viewing a page like the very common.css page you just edited to put this code in, the viewable content will become much shorter, and require vertical scrolling in a frame.
CSS-in-JS is a styling technique by which JavaScript is used to style components. When this JavaScript is parsed, CSS is generated (usually as a <style> element) and attached into the DOM . It enables the abstraction of CSS to the component level itself, using JavaScript to describe styles in a declarative and maintainable way.
In 2015, designer Frances Berriman and Google Chrome engineer Alex Russell coined the term "progressive web apps" [14] to describe apps taking advantage of new features supported by modern browsers, including service workers and web app manifests, that let users upgrade web apps to progressive web applications in their native operating system (OS).
Google released the Google Chrome browser on September 1, 2008, [46] using the same WebKit rendering engine as Safari and a faster JavaScript engine called V8. Shortly after, an open-sourced version for the Windows, Mac OS X, and Linux platforms was released under the name Chromium .
GET /images/logo.png HTTP / 1.1 zero or more request header fields (at least 1 or more headers in case of HTTP/1.1), each consisting of the case-insensitive field name, a colon, optional leading whitespace , the field value, an optional trailing whitespace and ending with a carriage return and a line feed, e.g.:
On April 3, 2013, Google announced that it had forked WebCore, a component of WebKit, to be used in future versions of Google Chrome and the Opera web browser, under the name Blink. [12] [13] Its JavaScript engine, JavascriptCore, also powers the Bun server-side JS runtime, [14] as opposed to V8 used by Node.js, Deno, and Blink.
When a user visits a page, the fingerprinting script first draws text with the font and size of its choice and adds background colors (1). Next, the script calls Canvas API’s ToDataURL method to get the canvas pixel data in dataURL format (2), which is basically a Base64 encoded representation of the binary pixel data.