7657 results for “Style your homepage with CSS”
The File System API — with extensions provided via the File System Access API to access files on the device file system — allows read, write and file management capabilities.
Web security is the practice of protecting websites and their users from damage caused by malicious third parties, who are generally called attackers.
Service workers essentially act as proxy servers that sit between web applications, the browser, and the network (when available). They are intended, among other things, to enable the creation of effective offline experiences, intercept net
… various features you may use when incorporating media into your projects.
The Fetch API provides an interface for fetching resources (including across the network). It is a more powerful and flexible replacement for XMLHttpRequest.
The History API enables a website to interact with the browser's session history: that is, the list of pages that the user has visited in a given window. As the user visits new pages, for example by clicking links, those new pages are added
Loops offer a quick and easy way to do something repeatedly. This chapter of the JavaScript Guide introduces the different iteration statements available to JavaScript.
JavaScript applications consist of statements with an appropriate syntax. A single statement may span multiple lines. Multiple statements may occur on a single line if each statement is separated by a semicolon. This isn't a keyword, but a
…you can use to incorporate a great deal of interactivity in your application. This chapter provides an overview of these statements.
Uniform Resource Identifiers (URI) are used to identify "resources" on the web. URIs are commonly used as targets of HTTP requests, in which case the URI represents a location for a resource, such as a document, a photo, binary data. The mo
…n doing so, they are required to share personal information with those sites. Users place a certain level of trust in the sites they share their data with. If that information fell into the wrong hands, it could be used to exploit users, fo
Generally speaking, a function is a "subprogram" that can be called by code external (or internal, in the case of recursion) to the function. Like the program itself, a function is composed of a sequence of statements called the function bo
…interpreted (or just-in-time compiled) programming language with first-class functions. While it is most well-known as the scripting language for Web pages, many non-browser environments also use it, such as Node.js, Apache CouchDB and Adob
The HTML DOM API is made up of the interfaces that define the functionality of each of the elements in HTML, as well as any supporting types and interfaces they rely upon.
… in background threads. The worker thread can perform tasks without interfering with the user interface. In addition, they can make network requests using the fetch() or XMLHttpRequest APIs. Once created, a worker can send messages to the J
…its own properties and its prototype's properties. However, with the addition of classes, the creation of hierarchies of objects and the inheritance of properties and their values are much more in line with other object-oriented languages s
Test your site’s HTTP headers, including CSP and HSTS, to find security problems and get actionable recommendations to make your website more secure. Test other websites to see how you compare.
This chapter documents all the JavaScript language operators, expressions and keywords.
The Fetch API provides a JavaScript interface for making HTTP requests and processing the responses.
…dern web browsers. It is a low-level assembly-like language with a compact binary format that runs with near-native performance and provides languages such as C/C++, C# and Rust with a compilation target so that they can run on the web.
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