JSConf Korea 2022
2022-09-16..2022-09-17
Seoul, South Korea
[JSConf Korea 2019, JSConf Korea 2020 Home Edition, JSConf Korea 2022]
who it's for
frontend developers, web platform engineers, React developers, framework authors, tooling engineers, open-source maintainers, engineering managers
topics
CSS Grid responsive patterns; fp-ts functional frontend patterns; Svelte accessibility fixes; React and Web Components integration; Webview Request Protocol (WRP); ESC/POS printing via Web Serial; Records and Tuples proposal; Deno migration and tooling; Node.js child_process fix; Interaction to Next Paint (INP); web performance diagnostics and metrics
| title | author | length |
|---|---|---|
| Many Flavours of Enterprise CSS Grid | Chen Hui Jing | 24m |
Browser support is overwhelming (over 98%) yet grid adoption lags in a ~8,000‑developer survey, and real code shows three practical implementations: global… | ||
| [Eng Sub]Is it Okay to Pursue Functional Programming on Frontend? | Changhui Lee, Minsu Kim | 34m |
Claim: functional programming is practical on the frontend when focused on concrete abstractions and tooling. The team uses fp-ts and implements… | ||
| Accessibility with Svelte - Beyond Compiler Warnings | Anuradha Kumari | 28m |
Svelte ships accessibility warnings but compiler checks stop short of dynamic and runtime problems, so the talk demonstrates concrete fixes: convert divs to… | ||
| How to Fail Successfully | Eleanor Rumsey | 24m |
Argues that interns beat imposter syndrome by practicing say I don't know, asking for help early, and working on meaningful projects instead of isolated intern… | ||
| React x Web Components : How It Is and How It Could Be | Dwane Hemmings | 25m |
Claims that React today treats Web Components like string-only attributes and forces awkward event wiring via useRef/useEffect, and contrasts that with an… | ||
| [Eng Sub]if (extensible design) return "work life balance" | Jeong Eun Lee | 21m |
Claims a layered front-end redesign that separates UI, feature wiring and business rules into action layer, service layer and reusable UI atoms, uses… | ||
| How I Got 1600 Stars on GitHub in 2 months of Open Source Work | Hung Viet Nguyen | 17m |
A developer builds jest-preview, a visual test debugger for React, and gets 1600 stars on GitHub in two months by shipping concrete features like browser… | ||
| [Eng Sub]Connecting WebViews and Native Properly - Webview Request Protocol | JongChan | 24m |
A concrete bridge is built: Webview Request Protocol (WRP) exposes a Protobuf RPC surface so WebViews call native methods and native calls back, with generated… | ||
| [Eng Sub]Printing Receipts with React: How to Create POS with JavaScript by Seokju | Na Seokju | 22m |
Shows how a working POS prints receipts from JavaScript: connects over serial (or Node serialport), sets baudRate (115200 example), encodes text to Uint8Array… | ||
| The Next Exciting JavaScript Feature: Records & Tuples | Nicolò Ribaudo | 24m |
New primitives called Records & Tuples give value equality and deep immutability so two equal structures compare by contents, which fixes React re-render… | ||
| [Eng Sub]Deno: Next Generation JavaScript Runtime | Yongwook Choi | 24m |
Claims that Deno removes Node.js friction with concrete solutions: URL imports and no package manager, a versioned std library, Promise-based async APIs… | ||
| The Journey About How I Fixed a Bug in the Node.js Core That Affected Thousands of Packages | Erick Wendel | 22m |
Fixes a race in the Node.js child_process module that stops messages from reaching children immediately, implement an in-memory queue to buffer sends until… | ||
| Understanding and Optimizing Interaction to Next Paint (INP) | Jeremy Wagner | 24m |
Browsers and metrics treat responsiveness as measurable work: 90% of time on pages happens after load, INP uses the Event Timing API to sample all… | ||
| The Secret Web Performance Metric No One Is Talking About | Anna Migas | 27m |
Claims a new patience metric based on real work for apps in Nigeria and Kenya and backs it with numbers and tactics such as ~90% of Nigerian sites hosted in… | ||
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