James M Snell @jasnell Twitter profile

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James M Snell

6 years

PSA: Reminder, open source is not free. If you are a company that is benefiting from open source, you have an obligation to support those who create it.

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James M Snell

@jasnell

8 months

You may be a fan of everything the bun team is doing, and yes, @jarredsumner had done some amazing work. But take notice, one thing Jarred and Bun has never done is try to dunk on Node.js developers or be disrespectful to the project. That's very important and appreciated...

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James M Snell

@jasnell

4 years

Sad to hear that the Mozilla MDN team was part of the layoffs yesterday. It's one of the greatest resources for Web development. @mozilla ... If you're no longer able to fund development of MDN on your own... Please consider contributing it to the JS Foundation.

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James M Snell

@jasnell

6 years

Node.js 10.0.0 has been released.

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James M Snell

@jasnell

10 months

What does "secure" mean here?

Deno

@deno_land

10 months

Start a secure, performant web server in a single line of code:

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James M Snell

@jasnell

2 years

Woo! My son is officially also a contributor to Node.js with their first PR landed ;-)

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James M Snell

@jasnell

6 years

PSA: Node.js 10.0.0 will contain first class support for fully promisified fs functions.

fs: add promises API by jasnell · Pull Request #18297 · nodejs/node

fs.Promises, the actual PR (replaces #17739) /cc @mcollina @addaleax /cc @bmeurer and @nodejs/v8 @nodejs/chakracore ... it would be excellent if we could have y'all take a look at this and do s...

github.com

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James M Snell

@jasnell

3 years

Very happy to announce that starting Aug 9th, I am joining the @Cloudflare Workers Team ( @CloudflareW ) focusing primarily on the intersection of, and interop between, the Workers platform and Node.js. There's a lot of exciting work to do, and tons of possibilities! Very excited.

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James M Snell

@jasnell

4 years

Just a heads up... threatening to stop using Node.js because it supports #BlackLivesMatter and saying that you're going to start using another platform is not really a threat. Please, let me show you the door...

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James M Snell

@jasnell

8 months

I always have to remind myself that very few people understand just how *different* node.js is as a project and that it's that very difference that has made it so successful and important in the ecosystem.

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James M Snell

@jasnell

6 years

I've been writing code for 32 years. I'm not a "senior" anything and I reject the entire notion of a "senior engineer". I can learn just as much from someone brand new in this industry as I can from someone whose been around forever.

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James M Snell

@jasnell

1 year

What's this I spy running in @Cloudflare Workers... Could it be the first of our Node.js compat? Why yes, yes it is. Node.js EventEmitter, AsyncLocalStorage, Buffer, assert, util.types, util.promisify, and util.callbackify APIs are now available in Workers.

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James M Snell

@jasnell

2 years

Did you know: Node.js TSC member @BethGriggs_ has done every Node.js major release since Node 12.0.0 ... meaning she's shepherded more Node.js major releases out the door than anyone else in the project's history. It's a ton of work and she does an amazing job of it.

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James M Snell

@jasnell

8 years

Software is Easy. People are hard.

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James M Snell

@jasnell

6 years

Http2 is officially no longer experimental. Woohoo!

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James M Snell

@jasnell

3 years

Oh, JavaScript... you're so silly.

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James M Snell

@jasnell

8 months

... Contrary to what Tech Twitter typically may lead one to believe, it's possible to be a fan of one project without being a complete asshole to other projects that operate or compete in the same space. There is no zero sum game...

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James M Snell

@jasnell

2 years

Node.js has officially become a second generation project ;-) my son just opened his first pull request

lib: refactor transferable AbortSignal by flakey5 · Pull Request #44048 · nodejs/node

Took over the pr from @jasnell with his permission. Original pr was #43388 which can be closed now, feedback comments from there were addressed here. Co-authored-by: James M Snell [email protected]

github.com

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James M Snell

@jasnell

3 years

PSA: In case you missed it, in Node.js 16 you can prefix CJS require() and ESM import() specifiers for Node.js core modules with `node:` ... for instance require('node:fs') instead of require('fs'). This makes it clearer that it's a core module.

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James M Snell

@jasnell

3 years

PSA: Using Node.js 16+ and want to compare the runtime performance of two functions ... Use timerify and createHistogram!

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James M Snell

@jasnell

7 years

PSA: Node.js 8.0.0 will be out tomorrow afternoon. Excited?

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James M Snell

@jasnell

5 years

PSA: In Node.js master, thanks to performance improvements made by the V8 team, Object spread notation (e.g. { ...foo } ) is now officially faster than Object.assign or the legacy Node.js util._extend for objects will < 20 keys. This is really good news.

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James M Snell

@jasnell

6 years

Happy Node.js 11.0.0 Day

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James M Snell

@jasnell

6 years

Timeline for today: Node.js 10.0.0 release binaries built... done. Final testing ... ongoing. Sign and Tag the release commit ... approx noon pacific time. Promote the release ... approx 1pm pacific time. Release blog post ... approx 1 pm pacific time. Relax ... pending.

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James M Snell

@jasnell

2 years

Really proud to have my son with me at the @nodejs collaborator summit ... As a contributor!

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James M Snell

@jasnell

8 months

... You might, very rightfully so, be a fan of what bun is doing, but if you somehow feel the need to attack node.js core contributors, be disrespectful of the work that's been done, or just otherwise be a jerk, then please kindly just shut up...

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James M Snell

@jasnell

3 years

Last night, the best man I've ever known passed. Like so many others, this damned virus took him from us. I love you dad. I'll be unplugging for a few days. Might try to just lose myself in some code for a bit.

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James M Snell

@jasnell

8 months

As a whole, devs need to get out of this mindset that just because engineers have a new tool introduced to them, the older existing tools somehow "deserve" to be replaced, killed off, or worse, attack the folks that work on them...

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James M Snell

@jasnell

4 years

My grandfather passed away overnight. Veteran of WWII. Survived 4 massive heart attacks that left only half his heart functioning. Too damn stubborn to give up but covid is a bitch. Love you Papa.

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James M Snell

@jasnell

8 years

I just published “Node.js, TC-39, and Modules”

Node.js, TC-39, and Modules

This week I attended my first TC-39 meeting. For those unaware, TC-39 is the designator of the ECMA working group that defines the…

medium.com

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James M Snell

@jasnell

6 years

Me, "We have the speaker dinner Monday night" Wife, "Is that fancy?" Me, "It's tech fancy, which means newer conference t-shirts without holes or stains"

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James M Snell

@jasnell

2 years

PSA Reminder: Node.js 12.x reaches EOL at the end of April. You should be on at least Node.js 14.x or higher now.

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James M Snell

@jasnell

6 years

PSA: Progress is being made on introducing first class Promises support in core Node.js APIs.

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James M Snell

@jasnell

5 years

One of the most underappreciated aspects of Node.js project governance is that, for most things, we explicitly do not ask if everyone *agrees* with decisions, we ask, instead, if there are any objections and we proceed only if there are none or a majority decide to proceed anyway

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James M Snell

@jasnell

7 years

PSA: Node.js 8.9.0 (LTS) "Carbon" and Node.js 9.0.0 (Current) will both be published today. Get your downloaders and installers ready.

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James M Snell

@jasnell

4 years

Every company whose software I may have pirated when I was younger is now freely using open source I helped write... Debt paid.

Maxim Leyzerovich

@round

5 years

Sometimes I wonder how many of us wouldn’t be doing what we do today if we hadn’t downloaded that pirated torrent of Photoshop or Visual Basic.

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James M Snell

@jasnell

7 years

PSA: Node.js 9.0.0 is scheduled for Oct 31st. The first release candidate build should be out later today.

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James M Snell

@jasnell

2 years

@matteocollina People rarely ask for what they want. They ask for what they think they want then get mad when they get what they asked for and it isn't what they actually wanted.

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James M Snell

@jasnell

10 months

@lcasdev All granted, but just saying "it's secure" without context and without acknowledging that real world apps generally require a lot more than that to be actually secure is a bit misleading. Secure in what sense is important context.

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James M Snell

@jasnell

3 years

Fyi... In Node.js, we have awaitable timers built in, with cancellation support. import {setTimeout} from 'timers/promises' const ac = new AbortController() await setTimeout(1000, {signal:ac.signal})

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James M Snell

@jasnell

7 years

Node.js 8.0.0 has been released.

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James M Snell

@jasnell

5 years

It is time to retire Node.js' legacy http.request() API and bring fetch() to Node.js

[WIP] experimental fetch by MylesBorins · Pull Request #27979 · nodejs/node

First off... this is bad and probably shouldn't land exactly how it is implemented. I've vendored node-fetch and exposed it as http.fetch. There are no docs or tests.

github.com

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James M Snell

@jasnell

8 months

... The emergence of one new project does not mean existing projects are somehow dead now, or that they are somehow bad or mismanaged, etc. The fact that someone may choose to use something else means literally nothing to everyone else.

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James M Snell

@jasnell

6 months

Hands down my best tech conference moment ever -- copresenting a talk with my son.

NodeConf EU

@NodeConfEU

6 months

The Journey to a new sockets API for JavaScript with @jasnell & Aaron Snell. #NodeConfEU

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James M Snell

@jasnell

7 years

Node.js 8.4.0 is out and it includes HTTP/2! Woo! node --expose-http2 to expose it for use.

Rich Trott

@trott

7 years

. @nodejs 8.4.0 is out! Thanks @addaleax , @evanhlucas , and many, many, many more! nvm install node --reinstall-packages-from=node

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James M Snell

@jasnell

1 year

That moment when your kid's PR shows up next to yours in the notable changes section of the Node.js release notes.

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James M Snell

@jasnell

3 years

It's a small thing... but crypto.randomUUID() is now available in @Cloudflare Workers...

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James M Snell

@jasnell

3 years

It's just about that time. console.log('Hello Cloudflare');

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James M Snell

@jasnell

6 years

PSA: Reminder, Node.js 10.x moves to active LTS status in October of this year. Node.js 6.x will reach end of life by April 2019. You should be on 8.x now.

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James M Snell

@jasnell

8 months

Don't be this person.

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James M Snell

@jasnell

3 years

As of Node.js 16.5.0, Node.js officially has a WHATWG streams implementation. Still experimental, but it's there. import { ReadableStream, WritableStream } from 'node:stream/web'; /cc @domenic

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James M Snell

@jasnell

4 years

Oh... and in case you missed it.. Node.js 14.0.0 enables optional chaining (a.b?.c) and nullish coalescing (a ?? b) by default

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James M Snell

@jasnell

5 years

What I started working on today: QUIC support in Node.js. It's going to take a while, but I'm determined to make it happen. QUIC is quite nice.

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James M Snell

@jasnell

8 months

Node.js is not a product. It has no roadmap. It has no commercialization strategy. It has no customers. It has no shareholders/investors it has to answer to, it has no market it has to try to defend against competition. It doesn't exist to make a profit. It can't be owned.

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James M Snell

@jasnell

2 years

Just a heads up! The @Cloudflare Workers Platform team is hiring! Want to help evolve serverless JavaScript at the edge? Message me!

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James M Snell

@jasnell

3 years

Just landed crypto.randomUUID() in the Node.js main branch. Next week I'll open PRs to backport it to 14 and 12.

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James M Snell

@jasnell

2 years

We've got a bit of news that's a bit of a big deal.

The next chapter for Cloudflare Workers: open source

As the first announcement of Platform Week, today Cloudflare is announcing the open sourcing of the Workers runtime under the Apache-2.0 license!

blog.cloudflare.com

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James M Snell

@jasnell

6 years

You know when you write a bunch of code, finally get it working, then realize you just majorly over-thought and over-engineered something that was actually super simple, and rewrite it in just a couple minutes with 95% less code? That's fun.

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James M Snell

@jasnell

5 months

Interesting... there's a proposal on the table to having Node.js itself start moving away from internal use of process.nextTick in favor of queueMicrotask: ... you may not realize it but it's a big change.

move away from process.nextTick by ronag · Pull Request #51114 · nodejs/node

There are two problems with process.nextTick. (LOW SEVERITY) It reduces performance for all async callbacks from native code. (HIGH SEVERITY) It causes weird and unpredictable behavior when try...

github.com

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James M Snell

@jasnell

3 years

I had already considered @Cloudflare Edge Workers to be pretty great... Now that I've had a few days to dig through the internals... The overall architecture really is quite brilliant. The mental wheels are definitely turning already...

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James M Snell

@jasnell

7 years

I just published “Say hello to HTTP/2 for Node.js Core”

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James M Snell

@jasnell

2 years

Node.js might very well be getting a built-in test runner soon thanks to @cjihrig :-) ...

test: add initial test module by cjihrig · Pull Request #42325 · nodejs/node

This commit adds a new test module that exposes an API for creating JavaScript tests. As the tests execute, TAP output is written to standard output. This commit only supports executing individual ...

github.com

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James M Snell

@jasnell

2 years

Express is a fantastic project but @fastifyjs really is where folks should be looking now.

west, donavon west™️

@donavon

2 years

Serious question... The last version of Express was published over 3 years ago! So why are we still using it today?

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James M Snell

@jasnell

7 years

PSA: Just a reminder, Node.js 8 will move to LTS coverage in just a few days.

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James M Snell

@jasnell

3 years

No joke. I once had a lady on a plane report me to a flight attendant because I had the terminal open on my laptop and she was afraid I was "hacking the plane".

nixCraft 🐧

@nixcraft

3 years

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James M Snell

@jasnell

4 years

Rant time... I *really* like the QUIC protocol. Yes, it's complex but overall it's really nice to work with. HTTP/3 is a completely different matter. Question: How many QUIC streams are required to exchange a *single* HTTP/3 request and response? The answer may surprise you...

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James M Snell

@jasnell

5 years

PSA: As of Node.js 11.10.0, you can now monitor event loop delay from directly within Node.js using the perf_hooks.monitorEventLoopDelay() API . The API uses sampling with a configurable sample rate and records sampled delays as a histogram

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James M Snell

@jasnell

7 years

A couple things you may not know about http/2 ... (Thread)

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James M Snell

@jasnell

2 years

I've been writing code for about 37 years. I still use Google to look up stuff and there's still more that I don't know than what I do. Be whatever kind of programmer you need to be to accomplish what you need to accomplish.

DHH

@dhh

2 years

"You can't become the I HAVE NO IDEA WHAT I'M DOING dog as a professional identity. Don't embrace being a copy-pasta programmer whose chief skill is looking up shit on the internet."

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James M Snell

@jasnell

5 years

I was going to register a .dev domain name but I've got kids to put through college and a mortgage to pay off.

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James M Snell

@jasnell

1 year

Node.js 20. 20! Remember back when it wasn't clear we'd ever get past v0.11?

Node.js

@nodejs

1 year

Node.js 20 is now available! 💚 Highlights include: - Experimental Permission Model - A synchronous import.meta.resolve - Stable Test Runner - V8 JavaScript engine updated to 11.3 - Single Executable Apps - Ada to 2.0 And more in our blog post:

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James M Snell

@jasnell

4 years

... Suddenly, a wild Web Crypto API implementation for Node.js core appears.... (still very much a work in progress)

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James M Snell

@jasnell

3 years

A promisified version of just landed in the Node.js main branch ... It uses an async iterator pattern to watch for filepath changes...

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James M Snell

@jasnell

7 months

Fundamentally disagree with this. The Web is more than what browsers let you do. Just because html form does not support these doesn't mean they shouldn't be used. Don't let browsers force a lowest common denominator on the protocol.

Matthew Phillips

@matthewcp

7 months

Unpopular opinion: Don't use http verbs PUT, PATCH, DELETE. Just use POST for everything. Reasons: - <form> doesn't support the others. Frameworks that allow it do so through hacks. - URLs are free, you don't gain anything by overloading them. - Purity < practicality

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James M Snell

@jasnell

6 years

So my 12 year old has already taught himself Java, JavaScript, and Lua over the past year and a half. Earlier this week he declared that this summer he's going to learn C++. He asked me if it was hard to use. My answer, "For you? Probably not"

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James M Snell

@jasnell

7 years

So... Would y'all be happy if promisified fs apis were actually *faster* than traditional node.js async?

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James M Snell

@jasnell

7 years

@DHSgov we already know where the people posing a threat to the American people are. They're in the White House.

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James M Snell

@jasnell

2 years

PSA: In Node.js 18, The Web Platform Blob API will be exposed as a global and has graduated from experimental.

buffer: graduate Blob from experimental and expose as global by jasnell · Pull Request #41270 ·...

It's time.

github.com

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James M Snell

@jasnell

3 years

I was going to announce this on Monday but the news hit @NearForm 's internal slack today so I figured I'd go ahead.... July 31st will be my last official day with NearForm. I am moving on to a new adventure but not saying what it is until August 1st...

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James M Snell

@jasnell

4 years

It ain't no Baby Yoda, but it is a functioning QUIC+HTTP/3 client.

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James M Snell

@jasnell

7 years

PSA: The initial http/2 support has landed in nodejs/node master.

http2: Introducing http/2 by jasnell · Pull Request #14239 · nodejs/node

At long last: The initial experimental implementation of HTTP/2. This is an accumulation of the work that has been done in the nodejs/http2 repository, squashed down to a couple of commits. The ori...

github.com

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James M Snell

@jasnell

5 years

When the jet lag kicks in before the coffee does... #powernap /cc @bitandbang @NodeConfEU

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James M Snell

@jasnell

5 years

Are y'all ready for Node.js 13.0.0? Major props to @BethGriggs_ for pulling things together!

2019-10-22, Version 13.0.0 (Current) by BethGriggs · Pull Request #29504 · nodejs/node

2019-10-22, Version 13.0.0 (Current), @BethGriggs Notable Changes assert: If the validation function passed to assert.throws() or assert.rejects() returns a value other than true, an assertion er...

github.com

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James M Snell

@jasnell

4 years

So... who'd like to see up to a 36% improvement in Node.js startup time? (btw, @addaleax and @JoyeeCheung are both absolutely amazing engineers. Absolutely love reading through their github convos)

src: include Environment in snapshot by addaleax · Pull Request #32761 · nodejs/node

This PR adds snapshotting support for everything that currently runs as part of our bootstrapping, for improved startup performance (+36 % currently until the main script starts). It should also en...

github.com

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James M Snell

@jasnell

1 year

We're only a matter of a week or two away from having the Node.js AsyncLocalStorage and EventEmitter APIs enabled in @Cloudflare Workers. Soon to be followed by buffer, assert, and a subset of the util module (e.g. promisify, callbackify, util.types, etc).

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James M Snell

@jasnell

8 months

Node.js maintainers can look at other company driven runtimes like bun and deno and just say, cool, that's awesome because those things don't actually compete with Node.js. They might *compare* positively or negatively with Node.js but that's not the same thing.

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James M Snell

@jasnell

2 years

I have to say, Node.js is fairly unique in the world of open source having not only been able to survive a major and traumatic fork, but to embrace it and celebrate it. io.js was the best thing to happen to Node.js up to that point and set the project on a much better trajectory.

Node.js

@nodejs

2 years

happy 7th birthday to the @official_iojs v1.0.0 release 🎂

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James M Snell

@jasnell

5 years

Had... The Talk .... with my 13 year old last night.... The Talk being the difference between databases and in-memory caching... he asked some tough questions about hashmaps. My little geek is growing up.

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James M Snell

@jasnell

6 years

If you were one of the hundreds of new contributors to @nodejs last year, thank you and welcome. I hope that you continue to find the project to be a fantastic place to interact/contribute, but even if you don't open another PR, know that your contribution was appreciated.

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James M Snell

@jasnell

6 years

"Node.js is too slow. Let's rewrite everything in Go" Ryan: "Hold my beer." ;) Deno looks like fun.

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James M Snell

@jasnell

3 years

When I started contributing to Node.js in 2015 I was repeatedly told "Node.js is not a browser! It doesn't need browser APIs!" ... Today we have ReadableStream, WritableStream, TransformStream, AbortController, AbortSignal, EventTarget, Event, TextEncoder, TextDecoder, URL, ...

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James M Snell

@jasnell

2 years

PSA: Reminder... if your Node.js code is parsing URLs, use the standard `new URL()` syntax and not the legacy `url.parse()` API. There are many reasons for this but the most significant is that `url.parse()` has long standing bugs that are unlikely to ever be fixed.

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James M Snell

@jasnell

8 months

Contributors to Node.js do not add features to gain an advantage over a competitor in the market, they do so simply because they believe adding it will be helpful to users. If other tools add that same feature, then awesome! If other tools implement it better, also awesome!

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James M Snell

@jasnell

4 years

Oh, btw, I'm 44 years old today. Or, if you prefer, 2C

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James M Snell

@jasnell

3 years

And with great fanfare and excitement, after years of debate and uncertainty... an experimental implementation of the WHATWG ReadableStream, WritableStream, and TransformStream has landed in Node.js core ...

stream: implement WHATWG streams by jasnell · Pull Request #39062 · nodejs/node

This is an initial Work in progress Experimental implementation of the WHATWG streams standard. The intent is for this to be a complete spec compliant implementation. This PR includes the web platf...

github.com

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James M Snell

@jasnell

3 years

PSA... did you know... starting with Node.js 15.6.0, you can quickly create standards compliant random UUIDs with a single line... > node -pe "crypto.randomUUID()"

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James M Snell

@jasnell

2 years

Today is my dad's birthday. I've called him every year on Dec 21st since I moved out 27 years ago. This year I can't. Covid sucks. Love you Dad.

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James M Snell

@jasnell

3 years

PSA: The AbortController and AbortSignal are now available in @Cloudflare workers... this includes the ability to abort fetch requests like: fetch(' http://...', { signal: ac.signal }); ac.abort();

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James M Snell

@jasnell

3 years

Folks should be starting to see a pattern here. As we approach the end of my second month, so far I've shipped spec compliance updates to EventTarget and Event, added AbortController, AbortSignal, queueMicrotask, and crypto.randomUUID ... all common Web APIs that...

James M Snell

@jasnell

3 years

PSA: The AbortController and AbortSignal are now available in @Cloudflare workers... this includes the ability to abort fetch requests like: fetch(' http://...', { signal: ac.signal }); ac.abort();

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James M Snell

@jasnell

6 years

I spent 16 years at IBM working on or with open source, including my final position there as the technical lead for all things Node.js. They've had their issues, but they've arguably done more for sustainable open source than any other large enterprise.

Howard Beale

@christo4ferris

6 years

Actually, IBM does. IBM is one of the most prolific contributors to open source on the planet, and we have been doing so since late 1990s. We collaborate side-by-side with Red Hat, Google, Intel, Microsoft and many, many others

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