Yuji Yokoo

Software Developer based in Tokyo, Japan.
Ruby, Rust, C, Dreamcast, Mega Drive, Judo, Brazilian Jiu Jitsu

2025-06-22

I went to Chiba Port Arena twice in the past few days to see people from my old jiu jitsu club compete. It was far (approx 2hrs one way) but am glad I did

2025-06-21

Doing some big incident response this weekend. I’d rather not have incidents, but since it feels so good to have the team with me (compared to just me alone), I want to be providing support to the team wherever I can.

2025-06-08

Sake form Ehime

2025-06-06

Yay got some signed books today!

Yuji Yokoo boosted:
2025-06-04

A new era begins for Hanami, Dry and Rom — paid, ongoing maintenance for the very first time. We need your help to make it happen! Become a patron today.

hanamirb.org/blog/2025/06/03/b

2025-05-31

Back in Tokyo

2025-05-31

At Sydney Airport. I think I heard“show me what you got”…

Yuji Yokoo boosted:
2025-05-30

The CfP for RubyConf Thailand 2026 is open, we're looking forward to your submissions!

papercall.io/rubyconfth2026

#ruby #RubyConfTH

The RubyConf Thailand logo: a stylized Ruby on top of a flower. Both are inside a pair of curly braces.
2025-05-21

Wow checking out and building llvm filled up about 80GB 😮

2025-05-18

Pie floater. Definitely NOT a must-eat in Adelaide

2025-05-17

I’m back in Adelaide, aka the best city in Australia

2025-05-15

On the weekend at Ruby Retreat 2025 in NZ, I started writing a minimal mruby vm to load and run mruby bytecode on Z80. It can currently only load and return integers 😂

github.com/yujiyokoo/mrubyz

2025-05-13

Very nice coffee at Millers Coffee, Auckland. Espresso and hot water are served separately. I remember I had this at All Press in Kiyosumi Shirakawa years ago

2025-05-13

Auckland is a beautiful city

Auckland Harbour BridgeView from Sky TowerA glass of wine with the sunset in the backgroundNight view from Sky Tower
2025-05-13

Auckland

A shop sign that says “RUBY”
2025-05-10

In Whangaparāoa, NZ for Ruby Retreat 2025. This is a beautiful place!

2025-04-28

I just got spam-texted by an Australian political party. Of course, this is legal. They are exempt from the relevant laws that would stop such things #auspol

2025-04-21

@shugo 38.8℃はつらいですね。お大事に

2025-04-20

Botchan Train Museum

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