689: You Should Be Using JavaScript Maps & Sets

689: You Should Be Using JavaScript Maps & Sets

In this episode of Syntax, Wes and Scott talk about why you should be using JavaScript maps sets, whether you can access them directly, what makes them great, and what weak versions of both are. Show Notes 00:26 Welcome 01:34 Syntax Brought to you by Sentry 01:54 What makes Maps a spicy buffalo object? 07:46 API of Map 08:51 Looping over items in a Map 09:27 Can you change the size of a map after it’s been created? 10:07 Can you access properties directly? 12:13 Where have we used a map as a cache? 13:32 What makes a set an array honey garlic array? 17:28 When should you be using sets instead of an array? Proposed Highlight API is built on Sets 21:47 Can you spread sets like an array? 22:40 Weak versions of map and set WeakMap and Garbage collection Hit us up on Socials! Syntax: X Instagram Tiktok LinkedIn Threads Wes: X Instagram Tiktok LinkedIn Threads Scott: X Instagram Tiktok LinkedIn Threads

Tämä jakso on lisätty Podme-palveluun avoimen RSS-syötteen kautta eikä se ole Podmen omaa tuotantoa. Siksi jakso saattaa sisältää mainontaa.

Jaksot(1041)

1041: What are normies using AI for?

1041: What are normies using AI for?

Scott and Wes talk about how non-developers are actually using AI today. They also cover the stuff they don’t think holds up, like AI-staged listings and automated marketing. Show Notes 00:00 Intro...

23 Syys 47min

1040: Developing for the iPhone Duo

1040: Developing for the iPhone Duo

Scott, Wes, and CJ break down developing for the iPhone Duo with the Device Posture and Viewport Segments APIs, plus the React 19.3 release and Pi’s new Radius platform. Also on deck: Tailwind joining...

21 Syys 1h 33min

1039: Should You Quit Your Job?

1039: Should You Quit Your Job?

Scott and Wes dig into a listener mailbag full of AI questions: how to bill freelance work when the tools make you faster, whether coding still matters in interviews, and if the AI bubble is about to ...

16 Syys 1h

1038: OpenAI Releases GPT 6 Astra

1038: OpenAI Releases GPT 6 Astra

Wes and CJ dig into OpenAI’s GPT‑6 Astra; the massive jump in computer use, the wild Blender MCP 3D demos, and whether all the AGI talk actually holds up. Plus Hugging Face’s robot duck, Vitest 5 and ...

14 Syys 1h 25min

1037: WebMCP is here (and you should care)

1037: WebMCP is here (and you should care)

Scott and Wes talk about WebMCP with Sarah Drasner and Dominic Farolino from the Chrome team, which is the new W3C standard that lets your site hand real tools to an agent. They cover the security mod...

9 Syys 56min

1036: Cursor & OpenAI Break Up

1036: Cursor & OpenAI Break Up

The messy breakup is official; as of November 12, OpenAI's models are getting pulled from Cursor, and we're digging into who's really to blame (and why Wes called it). Plus pnpm 12 goes full Rust, Mit...

7 Syys 1h 12min

1035: Why everyone is moving to Stylex?

1035: Why everyone is moving to Stylex?

Meta’s StyleX compiles thousands of styles into a few reusable class names at build time—zero runtime, fully type-safe. Scott and Wes break down why it’s suddenly everywhere, and why it might be the b...

2 Syys 26min

1034: Omarchy Quattro Release

1034: Omarchy Quattro Release

Grokbot actually earns its keep, Cursor takes a swing at GitHub with Origin, and Omarchy Quattro ships pre-wired for nine coding agents. Plus: the GitHub outage post-mortem, a compromised Rust crate, ...

31 Elo 1h 15min

Suosittua kategoriassa Politiikka ja uutiset

uutiscast
vallattomat
aikalisa
politiikan-puskaradio
rss-viihde-media
ootsa-kuullut-tasta-2
rss-ootsa-kuullut-tasta
rss-vaalirankkurit-podcast
rss-voi-venaja
tervo-halme
otetaan-yhdet
et-sa-noin-voi-sanoo-esittaa
rss-podme-livebox
rss-asiastudio
rss-ulkopoditiikkaa
the-ulkopolitist
aihe
rikosmyytit
rss-toisten-taskuilla
rss-seksicast