High Performance JavaScript

第二版全面升級成全彩印刷，閱讀上更加美觀舒適！ 內容也更新成最新技術，快速適應未來潮流！ 「前端效能優化」最全面的書籍！ 精通前端基礎和優化技術，為你打造高效能網站！ 本書內容改編自第 13 屆 2021 iThome 鐵人賽，Modern Web 組冠軍網路系列文章──《今晚，我想來點 Web 前端效能優化大補帖！》。本書彙整了網頁前端應用效能優化的各種技巧，並以此為出發點，延伸至許多前端領域必備的知識。搭配簡易圖文和範例檔實作，讓你打造高效能的前端應用，解決網站效能痛點，提升速度與使用者體驗，增加網站曝光率與流量！ 本次改版除了將一些過時的內容更新，以及新增新的章節以外，也驗證了大部分的篇章概念是不會因為前端技術本身或是 AI 的發展而變成無用的知識。作者希望透過「前端效能優化」這個主題協助讀者掌握前端開發裡的「底層邏輯」，在快速變化的前端領域掌握不變的核心概念，培養能夠快速適應未來改變的扎實基底！ 專注底層邏輯才能永不過時！ 讓你增進網站效能的四劑大補帖 ▍小細節讓效能UP 除了依賴指標，還要從對的地方著手！ ▍前端開發心法 用對優化工具和技術，提升效能&使用者體驗。 ▍深入技術原理 介紹前端技術原理，精通前端應用知識。 ▍提供完整範例 跟著實作範例學習，強化前端優化技能！ 【精彩內容】 •認識 Core Web Vitals、RAIL Model、Lighthouse 等指標和效能監測工具，找出效能不足的地方。 •建立前端必備知識：瀏覽器架構與渲染流程、網路與快取、JavaScript 記憶體管理機制，並學習正確的圖片資源、檔案壓縮與打包技術。 •在不同情境下使用正確的優化技術：Code Splitting、動態載入、Tree Shaking、模組化技巧、Web Workers 與 WebAssembly。 •使用 DevTool 檢測網站效能、實作 Debounce 與 Throttle，達到網站節流。 【目標讀者】 ✦想要了解各種效能優化技巧的前端開發者 ✦想要更理解前端開發底層知識的開發者 ✦想了解前端開發近期發展與未來趨勢的讀者 下載範例程式檔案 本書的程式碼是由GitHub託管，可點選下面圖案前往下載： https://github.com/kylemocode/f2e-performance-optimization-book-demo 升級全彩

When superpowers aren’t enough…some heroes look for a boost to give them the competitive edge. Award-winning graphic novelist Rich Koslowski continues his striking work of superhero satire!Rich Koslowski’s original graphic novel F.A.R.M. System pulled back the curtain on the superhero community to reveal a satirical blend of pro sports and show business, filled with heroes and hustlers alike. Now, the shocking sequel, F.A.R.M. System: Rage, explores the intersection of superpowers, performance-enhancing drugs, and American politics.The F.A.R.M. System’s founder, Alexander Ellison, is under heavy attack…from the hero Armor Man and his team of high-priced attorneys! They’re accusing him of illegally enhancing his clients with a controversial designer drug called the Boost—a “super-steroid” that can amplify superhuman abilities to truly unimaginable levels. While Alex faces the fight of his life in the courtroom, the court of public opinion will decide whether one of Alex’s most promising

Kirkus Reviews Best of 2024School Library Journal Best Books 2024New York Public Library Best Books of 2024Caster Semenya is a two-time Olympic gold medalist and a three-time world champion in track from South Africa. Since her first spectacular performance at the 2009 World Championship in Berlin, she has been at the center of a growing debate about female eligibility rules in professional athletics because of her naturally high testosterone levels. After she was forced to take devastating hormone-altering drugs in order to continue competing, this debate has moved to center stage in the future of inclusivity for professional athletes.In this middle grade adaptation of her debut adult memoir, Caster recounts her childhood growing up in a small village in South Africa, the love for and acceptance of her identity from her community, and her trailblazing fight for the right to compete in professional sports. The Race to Be Myself is an illuminating and necessary story of identity and sel