並び順

ブックマーク数

期間指定

  • から
  • まで

1 - 40 件 / 51件

新着順 人気順

javascript date static methodsの検索結果1 - 40 件 / 51件

  • Announcing TypeScript 5.0 - TypeScript

    Today we’re excited to announce the release of TypeScript 5.0! This release brings many new features, while aiming to make TypeScript smaller, simpler, and faster. We’ve implemented the new decorators standard, added functionality to better support ESM projects in Node and bundlers, provided new ways for library authors to control generic inference, expanded our JSDoc functionality, simplified con

      Announcing TypeScript 5.0 - TypeScript
    • 【忙しい人のための】Next.js公式チュートリアルを完走してきたので記事1本で振り返る【ギュッと凝縮】 | DevelopersIO

      本記事はNext.jsのチュートリアルが大きく変わったためリンク切れを起こしています。 技術メモのため記事としては残しますが、リンク切れにご留意ください。 また機会があれば新チュートリアルで記事を書こうと思いますm(_ _)m こんちには。 データアナリティクス事業本部 インテグレーション部 機械学習チームの中村です。 今回は以下のNext.jsのチュートリアルをほぼ一通り(SEOのところ以外)実施しましたので、ポイントを記事化しました。 https://nextjs.org/learn/foundations/about-nextjs" チュートリアル自体は、以下のような内容が分かるものとなっています。 CRA(create-react-app)のみ使用しているとイメージしづらい、素のHTML + JavaScriptとReactの関係のイメージが分かる Reactがフレームワークではな

        【忙しい人のための】Next.js公式チュートリアルを完走してきたので記事1本で振り返る【ギュッと凝縮】 | DevelopersIO
      • GitHub - modelcontextprotocol/servers: Model Context Protocol Servers

        Official integrations are maintained by companies building production ready MCP servers for their platforms. 21st.dev Magic - Create crafted UI components inspired by the best 21st.dev design engineers. 2slides - An MCP server that provides tools to convert content into slides/PPT/presentation or generate slides/PPT/presentation with user intention. ActionKit by Paragon - Connect to 130+ SaaS inte

          GitHub - modelcontextprotocol/servers: Model Context Protocol Servers
        • プロと読み解くRuby 4.0 NEWS - STORES Product Blog

          プロと読み解くRuby 4.0 NEWS テクノロジー部門技術推進グループの笹田(ko1)と遠藤(mame)です。Ruby (MRI: Matz Ruby Implementation、いわゆる ruby コマンド) の開発をしています。お金をもらって Ruby を開発しているのでプロの Ruby コミッタです。 本日 12/25 に、恒例のクリスマスリリースとして、Ruby 4.0.0 がリリースされました(Ruby 4.0.0 リリース | Ruby)。今年も STORES Product Blog にて Ruby 4.0 の NEWS.md ファイルの解説をします(ちなみに、STORES Advent Calendar 2025 の記事になります。他も読んでね)。NEWS ファイルとは何か、は以前の記事を見てください。 プロと読み解く Ruby 2.6 NEWS ファイル - クック

            プロと読み解くRuby 4.0 NEWS - STORES Product Blog
          • Introducing Ezno

            Ezno is an experimental compiler I have been working on and off for a while. In short, it is a JavaScript compiler featuring checking, correctness and performance for building full-stack (rendering on the client and server) websites. This post is just an overview of some of the features I have been working on which I think are quite cool as well an overview on the project philosophy ;) It is still

              Introducing Ezno
            • How modern browsers work

              Note: For those eager to dive deep into how browsers work, an excellent resource is Browser Engineering by Pavel Panchekha and Chris Harrelson (available at browser.engineering). Please do check it out. This article is an overview of how browsers work. Web developers often treat the browser as a black box that magically transforms HTML, CSS, and JavaScript into interactive web applications. In tru

                How modern browsers work
              • Javascript SEO: How Google Crawls, Renders & Indexes JS - Vercel

                MERJ and Vercel's research to demystify Google's rendering through empirical evidence. Understanding how search engines crawl, render, and index web pages is crucial for optimizing sites for search engines. Over the years, as search engines like Google change their processes, it’s tough to keep track of what works and doesn’t—especially with client-side JavaScript. We’ve noticed that a number of o

                  Javascript SEO: How Google Crawls, Renders & Indexes JS - Vercel
                • Context is all you need: Better AI results with custom instructions

                  Version 1.108 is now available! Read about the new features and fixes from December. March 26, 2025 by Rob Conery, @robconery.com, Burke Holland, @burkeholland Earlier this month, we announced the general availability of custom instructions in Visual Studio Code. Custom instructions are how you give Copilot specific context about your team's workflow, your particular style preferences, libraries t

                    Context is all you need: Better AI results with custom instructions
                  • Announcing TypeScript 5.0 Beta - TypeScript

                    Today we’re excited to announce our beta release of TypeScript 5.0! This release brings many new features, while aiming to make TypeScript, smaller, simpler, and faster. We’ve implemented the new decorators standard, functionality to better support ESM projects in Node and bundlers, new ways for library authors to control generic inference, expanded our JSDoc functionality, simplified configuratio

                      Announcing TypeScript 5.0 Beta - TypeScript
                    • WebKit Features in Safari 17.0

                      Sep 18, 2023 by Jen Simmons and the Safari / WebKit Team Today’s the day for Safari 17.0. It’s now available for iOS 17 and iPadOS 17. [Update September 26th] And now, Safari 17.0 is available for macOS Ventura, and macOS Monterey, and macOS Sonoma. Safari 17.0 is also available in the vision OS Simulator, where you can test your website by downloading the latest beta of Xcode 15, which supports t

                        WebKit Features in Safari 17.0
                      • WebKit Features in Safari 17.4

                        ContentsArchitectural improvementsWeb AppsForm elementsCSSWeb APIJavaScriptMediaSVGWebGLWeb AssemblyWeb InspectorChanges to SafariSafari ExtensionsWeb AuthenticationBug Fixes and moreUpdating to Safari 17.4Feedback Just like Safari 15.4 and Safari 16.4, this March’s release of Safari 17.4 is a significant one for web developers. We’re proud to announce another 46 features and 146 bug fixes. You ca

                          WebKit Features in Safari 17.4
                        • AST vs. Bytecode: Interpreters in the Age of Meta-Compilation

                          233 AST vs. Bytecode: Interpreters in the Age of Meta-Compilation OCTAVE LAROSE, University of Kent, UK SOPHIE KALEBA, University of Kent, UK HUMPHREY BURCHELL, University of Kent, UK STEFAN MARR, University of Kent, UK Thanks to partial evaluation and meta-tracing, it became practical to build language implementations that reach state-of-the-art peak performance by implementing only an interprete

                          • WebKit Features in Safari 18.0

                            ContentsNew in Safari 18Web apps for MacCSSSpatial WebHTMLJavaScriptWeb APICanvasManaged Media SourceWebRTCHTTPSWebGLWeb InspectorPasskeysSafari ExtensionsApple PayDeprecationsBug Fixes and moreUpdating to Safari 18.0Feedback Safari 18.0 is here. Along with iOS 18, iPadOS 18, macOS Sequoia and visionOS 2, today is the day another 53 web platform features, as well as 25 deprecations and 209 resolve

                              WebKit Features in Safari 18.0
                            • Font with Built-In Syntax Highlighting

                              Syntax Highlighting in Hand-Coded Websites The problem I have been trying to identify practical reasons why hand-coding websites with HTML and CSS is so hard (by hand-coding, I mean not relying on frameworks, generators or 3rd party scripts that modify the DOM). Let's say, I want to make a blog. What are the actual things that prevent me from making—and maintaining—it by hand? What would it take t

                              • How to Bypass Cloudflare in 2023: The 8 Best Methods - ZenRows

                                About 1/5 of websites you need to scrape use Cloudflare, a hardcore anti-bot protection system that gets you blocked easily. So what can you do? 😥 We spent a million dollars figuring out how to bypass Cloudflare in 2023 so that you don't have to and wrote the most complete guide (you're reading it!). These are some of the techniques you'll get home today: Method 1: Get around Cloudflare CDN. Meth

                                  How to Bypass Cloudflare in 2023: The 8 Best Methods - ZenRows
                                • Announcing TypeScript 5.0 RC - TypeScript

                                  Today we’re excited to announce our Release Candidate of TypeScript 5.0! Between now and the stable release of TypeScript 5.0, we expect no further changes apart from critical bug fixes. This release brings many new features, while aiming to make TypeScript, smaller, simpler, and faster. We’ve implemented the new decorators standard, functionality to better support ESM projects in Node and bundler

                                    Announcing TypeScript 5.0 RC - TypeScript
                                  • Patterns for Building LLM-based Systems & Products

                                    Patterns for Building LLM-based Systems & Products [ llm engineering production 🔥 ] · 66 min read Discussions on HackerNews, Twitter, and LinkedIn “There is a large class of problems that are easy to imagine and build demos for, but extremely hard to make products out of. For example, self-driving: It’s easy to demo a car self-driving around a block, but making it into a product takes a decade.”

                                      Patterns for Building LLM-based Systems & Products
                                    • A Walk with LuaJIT

                                      The following is a chronicle of implementing a general purpose zero-instrumentation BPF based profiler for LuaJIT. Some assumptions are made about what this entails and it may be helpful to read some of our other work in this area. One major change from prior efforts is that instead of working with the original Parca unwinder we are now working with the OpenTelemetry eBPF profiler. If you missed t

                                        A Walk with LuaJIT
                                      • Optimize Time to First Byte  |  Articles  |  web.dev

                                        Published: January 19, 2023, Last updated: November 28, 2025 Time to First Byte (TTFB) is a foundational web performance metric that precedes every other meaningful user experience metric such as First Contentful Paint (FCP) and Largest Contentful Paint (LCP). This means that high TTFB values add time to the metrics that follow it. It's recommended that your server responds to navigation requests

                                          Optimize Time to First Byte  |  Articles  |  web.dev
                                        • htmy - htmy

                                          Source code: https://github.com/volfpeter/htmy Documentation and examples: https://volfpeter.github.io/htmy htmy Async, pure-Python server-side rendering engine. Unleash your creativity with the full power and Python, without the hassle of learning a new templating language or dealing with its limitations! Key features Async-first, to let you make the best use of modern async tools. Powerful, Reac

                                          • Temporal: getting started with JavaScript’s new date time API

                                            Temporal: getting started with JavaScript’s new date time API Updates: 2022-01-10: Temporal.now was renamed to Temporal.Now. 2021-06-30: Rearranged the content and created a section on the concepts and patterns used by the Temporal API. 2021-06-29: Clarified how Instant uses the ISO-8601 calendar. Listed the properties of some classes. Date, JavaScript’s current date time API is infamously difficu

                                            • Announcing TypeScript 5.4 Beta - TypeScript

                                              Today we are excited to announce the availability of TypeScript 5.4 Beta. To get started using the beta, you can get it through NuGet, or through npm with the following command: npm install -D typescript@beta Here’s a quick list of what’s new in TypeScript 5.4! Preserved Narrowing in Closures Following Last Assignments The NoInfer Utility Type Object.groupBy and Map.groupBy Support for require() c

                                                Announcing TypeScript 5.4 Beta - TypeScript
                                              • Manus tools and prompts

                                                agent loop ���� �G�� You are Manus, an AI agent created by the Manus team. You excel at the following tasks: 1. Information gathering, fact-checking, and documentation 2. Data processing, analysis, and visualization 3. Writing multi-chapter articles and in-depth research reports 4. Creating websites, applications, and tools 5. Using programming to solve various problems beyond development 6. Vario

                                                  Manus tools and prompts
                                                • News from WWDC24: WebKit in Safari 18 beta

                                                  Jun 10, 2024 by Jen Simmons, Jon Davis, Karl Dubost, Anne van Kesteren, Marcos Cáceres, Ada Rose Canon, Tim Nguyen, Sanjana Aithal, Pascoe, and Garrett Davidson ContentsWebXRCSSWeb apps for MacSafari ExtensionsSpatial mediaHTMLMediaWebRTCPasskeysHTTPSJavaScriptWeb APICanvasWebGLWeb InspectorWKWebViewApple PayDeprecationsBug Fixes and moreHelp us Beta TestFeedback The last year has been a great one

                                                    News from WWDC24: WebKit in Safari 18 beta
                                                  • October 2024 (version 1.95)

                                                    GitHub Pull Requests Version 0.100.0 of the GitHub Pull Requests extension adds Copilot integration: Use the @githubpr chat participant in the Chat view to search for issues, summarize issues/prs, and suggest fixes for issues. @githubpr uses a number of Language Model tools to accomplish this. There's also a new Notifications view that shows GitHub notifications, with an action to prioritize them

                                                      October 2024 (version 1.95)
                                                    • Prisma Client Just Became a Lot More Flexible: Prisma Client Extensions (Preview)

                                                      Prisma Client extensions (in Preview) enable many new use cases. This article will explore various ways you can use extensions to add custom functionality to Prisma Client. Table Of Contents Introduction Using Prisma Client extensions The components of an extension Sharing an extension Sample use cases Example: Computed fields Example: Transformed fields Example: Obfuscated fields Example: Instanc

                                                        Prisma Client Just Became a Lot More Flexible: Prisma Client Extensions (Preview)
                                                      • Announcing TypeScript 5.2 Beta - TypeScript

                                                        Today we are excited to announce the availability of TypeScript 5.2 Beta. To get started using the beta, you can get it through NuGet, or through npm with the following command: npm install -D typescript@beta Here’s a quick list of what’s new in TypeScript 5.2! using Declarations and Explicit Resource Management Decorator Metadata Named and Anonymous Tuple Elements Easier Method Usage for Unions o

                                                          Announcing TypeScript 5.2 Beta - TypeScript
                                                        • prompts.chat - AI Prompts Community

                                                          --- name: skill-creator description: Guide for creating effective skills. This skill should be used when users want to create a new skill (or update an existing skill) that extends Claude's capabilities with specialized knowledge, workflows, or tool integrations. license: Complete terms in LICENSE.txt --- # Skill Creator This skill provides guidance for creating effective skills. ## About Skills S

                                                            prompts.chat - AI Prompts Community
                                                          • WebKit Features for Safari 26.2

                                                            Safari 26.2 is a big release. Packed with 62 new features, this release aims to make your life as a web developer easier by replacing long-standing frustrations with elegant solutions. You’ll find simpler ways to create common UI patterns with just a few lines of HTML or CSS, and no JavaScript — like auto-growing text fields with CSS field-sizing, and buttons that open/close dialogs and popovers w

                                                              WebKit Features for Safari 26.2
                                                            • xvw.lol - Why I chose OCaml as my primary language

                                                              This article is a translation, the original version is available here. I started using the OCaml language regularly around 2012, and since then, my interest and enthusiasm for this language have only grown. It has become my preferred choice for almost all my personal projects, and it has also influenced my professional choices. Since 2014, I have been actively participating in public conferences d

                                                              • 8.x バリデーション Laravel

                                                                イントロダクションIntroduction Laravelは、アプリケーションの受信データをバリデーションするために複数の異なるアプローチを提供します。すべての受信HTTPリクエストで使用可能なvalidateメソッドを使用するのがもっとも一般的です。しかし、バリデーションに対する他のアプローチについても説明します。Laravel provides several different approaches to validate your application's incoming data. It is most common to use the validate method available on all incoming HTTP requests. However, we will discuss other approaches to validation as well

                                                                • Announcing Internet Computer “Mainnet” and a 20-Year Roadmap

                                                                  The Internet Computer is the world’s first blockchain that runs at web speed and can increase its capacity without bound. DFINITY Status Update, New Year 2021I HAVE SOME EXCITING NEWS.On December 18, 2020, a crucial initial stage of Internet Computer blockchain’s decentralization occurred. This means that the Internet Computer’s mainnet now exists, and is hosted by standardized “node machines” tha

                                                                    Announcing Internet Computer “Mainnet” and a 20-Year Roadmap
                                                                  • Rust for Secure IoT Applications: Why C Is Getting Rusty

                                                                    www.embedded-world.eu Rust for Secure IoT Applications Why C Is Getting Rusty Mario Noseda, Fabian Frei, Andreas Rüst, Simon Künzli Zurich University of Applied Sciences (ZHAW) Institute of Embedded Systems (InES) Winterthur, Switzerland mario.noseda@zhaw.ch, fabian.frei@zhaw.ch, andreas.ruest@zhaw.ch, simon.kuenzli@zhaw.ch Abstract— Memory corruption is still the most used type of exploit in toda

                                                                    • go command - cmd/go - Go Packages

                                                                      Go is a tool for managing Go source code. Usage: go <command> [arguments] The commands are: bug start a bug report build compile packages and dependencies clean remove object files and cached files doc show documentation for package or symbol env print Go environment information fix apply fixes suggested by static checkers fmt gofmt (reformat) package sources generate generate Go files by processi

                                                                      • September 2022 (version 1.72)

                                                                        Downloads: Windows: x64 Arm64 | Mac: Universal Intel silicon | Linux: deb rpm tarball Arm snap Update 1.72.1: The update addresses these security issues. Update 1.72.2: The update addresses these issues. Welcome to the September 2022 release of Visual Studio Code. There are many updates in this version that we hope you'll like, some of the key highlights include: Tool bar customization - Hide/show

                                                                          September 2022 (version 1.72)
                                                                        • Large Text Compression Benchmark

                                                                           Large Text Compression Benchmark Matt Mahoney Last update: Mar. 25, 2026. history This competition ranks lossless data compression programs by the compressed size (including the size of the decompression program) of the first 109 bytes of the XML text dump of the English version of Wikipedia on Mar. 3, 2006. About the test data. The goal of this benchmark is not to find the best overall compress

                                                                          • What happens when you type a URL into your browser? | Amazon Web Services

                                                                            Front-End Web & Mobile What happens when you type a URL into your browser? This article was written by Jenna Pederson. Every day you open up your browser and navigate to your favorite websites — whether it be social media, news, or e-commerce sites. You go to this page by typing in a url or clicking on a link to the page. Have you ever thought about what happens behind the scenes? How does the new

                                                                              What happens when you type a URL into your browser? | Amazon Web Services
                                                                            • Nuxt3のNitroでどれくらい早くなったか検証してみた - SMARTCAMP Engineer Blog

                                                                              初めに こんにちは、スマートキャンプ エンジニアの林です。 前回は私の自己紹介記事でしたが、今回は技術的な話をしたいと思います。 現在、Webフロントエンドを書くならNuxt.jsかNext.jsが選択される事が多いですが、皆さんはどちらがお好きですか? 私はVue.jsを使用したフロントエンド開発の経験が長いので、Nuxt.jsに親和性が高く、Next.js(React.js)の時代とされる今でも積極的にVue.jsを追いかけています。 そこで今回は旬なフレームワークであるNuxt3について書いていこうと思います。 TL;DR Nuxt3のNitroによってどれくらい早くなったか検証をしてみた。 サーバー側からのAPIへのレスポンス速度がNuxt2に比べて良くなったことが観測できた。 クライアント側からのAPIへのレスポンス速度の上昇は観測できなかった。 Nuxt3とは 今年の12月にN

                                                                                Nuxt3のNitroでどれくらい早くなったか検証してみた - SMARTCAMP Engineer Blog
                                                                              • North Korea-Nexus Threat Actor Compromises Widely Used Axios NPM Package in Supply Chain Attack | Google Cloud Blog

                                                                                Written by: Austin Larsen, Dima Lenz, Adrian Hernandez, Tyler McLellan, Christopher Gardner, Ashley Zaya, Michael Rudden, Mon Liclican Introduction Google Threat Intelligence Group (GTIG) is tracking an active software supply chain attack targeting the popular Node Package Manager (NPM) package "axios." Between March 31, 2026, 00:21 and 03:20 UTC, an attacker introduced a malicious dependency name

                                                                                  North Korea-Nexus Threat Actor Compromises Widely Used Axios NPM Package in Supply Chain Attack | Google Cloud Blog
                                                                                • RubyKaigi Speakers

                                                                                  RubyKaigi Speakers Source on GitHub Year Name Title 2026 Satoshi Tagomori The Journey of Box Building 2026 Hitoshi HASUMI Funicular: A Browser App Framework Powered by PicoRuby.WASM 2026 Andrey Marchenko When Can You Skip a Test? Tracking Test Impact 2026 ODA Hirohito Back to the roots of date 2026 Yudai Takada Liberating Ruby's Parser from Lexer Hacks 2026 Justin Bowen Million-Agent Ruby: Ractor-