2234 results for “API tokens”
Hacker News new | past | comments | ask | show | jobs | submit login 1. The 29th International Obfuscated C Code Contest (IOCCC) 2025 Winners ( ioccc.org ) 42 points by matt_d 1 hour ago | hide | 5 comments 2. I design with Claude more than
The open Web presents incredible opportunities for developers. To take full advantage of these technologies, you need to know how to use them. Below you'll find links to our Web technology documentation.
…m sem's own codebase (48 Rust files). 6 MCP tools 75% fewer tokens 4.7x faster with caching 2.3x agent accuracy Token efficiency How many tokens does an agent need to understand EntityGraph and everything it affects? Read all 73 source file
The MDN Curriculum provides a structured guide to the essential skills and practices for being a successful front-end developer, along with recommended learning resources.
Accessibility (often abbreviated to A11y — as in, "a", then 11 characters, and then "y") in web development means enabling as many people as possible to use websites, even when those people's abilities are limited in some way.
Web security is the practice of protecting websites and their users from damage caused by malicious third parties, who are generally called attackers.
Certain HTML elements use date and/or time values. The formats of the strings that specify these values are described in this article.
In this article, we'll learn about the concept of responsive images — images that work well on devices with widely differing screen sizes, resolutions, and other such features — and look at what tools HTML provides to help implement them. T
Mathematical Markup Language (MathML) is an XML-based language for describing mathematical notation.
…rent features, styles, and techniques to learn, and so many APIs and tools built on top of it. This module focuses on the essentials of the core language, plus some key surrounding topics — learning these topics will give you a solid basis
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
JavaScript supports a compact set of statements, specifically control flow statements, that 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
…as machine-to-machine communication, programmatic access to APIs, and more.
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
HTML is the technology that defines the content and structure of any website. Written properly, it should also define the semantics (meaning) of the content in a machine-readable way, which is vital for accessibility, search engine optimiza
JavaScript is designed on an object-based paradigm. An object is a collection of properties, and a property is an association between a name (or key) and a value. A property's value can be a function, in which case the property is known as
CSS (Cascading Style Sheets) is used to style and layout web pages — for example, to alter the font, color, size, and spacing of your content, split it into multiple columns, or add animations and other decorative features. This module prov
In previous modules we looked at how to style and manipulate the boxes that your content sits inside. Now it's time to look at how to correctly lay out your boxes in relation to one another, and the browser viewport. This module looks at fl
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