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An issue inherent to indiscriminate link prefetching involves the misuse of "safe" HTTP methods.The HTTP GET and HEAD requests are said to be "safe", i.e., a user agent that issues one of these requests should expect that the request results in no change on the recipient server. [13]
Learn how to enable JavaScript in your browser to access additional AOL features and content.
The webpage can be modified by JavaScript to dynamically display (and allow the user to interact with) the new information. The built-in XMLHttpRequest object is used to execute Ajax on webpages, allowing websites to load content onto the screen without refreshing the page.
Internet Explorer was the first major browser to support extensions, with the release of version 4 in 1997. [7] Firefox has supported extensions since its launch in 2004. Opera and Chrome began supporting extensions in 2009, [8] and Safari did so the following year. Microsoft Edge added extension support in 2016. [9]
Software developers can request a specific version of a software package, or load the latest available version. jsDelivr can also minify any file in JavaScript, CSS, or SVG format, which can reduce loading times. jsDelivr permanently caches requested files, so they remain accessible even if the original software repository is moved or deleted.
Ext JS version 2.0 was released on 4 December 2007. This version was promoted as providing an interface and features more similar to those traditionally associated with desktop applications. Also promoted were the new user documentation, API documentation, and samples. [12] Ext JS 2.0 did not provide a backward compatibility with version 1.1.
Its JavaScript engine, JavascriptCore, also powers the Bun server-side JS runtime, [14] as opposed to V8 used by Node.js, Deno, and Blink. WebKit's C++ application programming interface (API) provides a set of classes to display Web content in windows , and implements browser features such as following links when clicked by the user, managing a ...
Bootstrap 3 features new plugin system with namespaced events. Bootstrap 3 dropped Internet Explorer 7 and Firefox 3.6 support, but there is an optional polyfill for these browsers. [13] Bootstrap 3 was also the first version released under the twbs organization on GitHub instead of the Twitter one. [14]