Roy van Rijn

@royvanrijn
464 Followers
44 Following
35 Posts
Director at OpenValue Rotterdam, Java Champion, founder Rotterdam JUG, public speaker, blogger, math, algorithms, high midi-chlorian count

📺 Live stream today at 1900 UTC on https://twitch.tv/nipafx:

#1BRC -- Processing 1Billion Rows with #Java Really Fast!

If you have been following @gunnarmorling's 1 Billion Row Challenge (https://github.com/gunnarmorling/1brc/) over the last few weeks, then this one is for you. We'll talk to @elliotbarlas, Quan Anh, @royvanrijn, and @thomaswue about their solutions and, time permitting, Gunnar will let us view behind the scenes of this amazing contest.

See you later! 🤓

nipafx - Twitch

Nicolai (aka nipafx) is a Java enthusiast focused on language features, core APIs, and runtime evolution with a passion for learning and sharing, which includes the occasional live stream. He's a Java Developer Advocate at Oracle and otherwise best known for his haircut.

Twitch

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Don’t worry about soft-skills, just software🤝

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#DigitalDevelopers #GPT4 #SoftwareDevelopment #FutureOfWork #Java

OpenAIValue - Digital Developers™

Awesome #java / #jvm savvy accounts to follow:

👋🏼 Patrick Baumgartner - @patbaumgartner
👋🏼 Stéphane Nicoll - @snicoll
👋🏼 Shai Almog - @debugagent
👋🏼 Michael Hunger - @mesirii
👋🏼 Roy van Rijn - @royvanrijn

More updates like this? Follow me or #JavaBubbleOrgAccountsRefresher

Source: #javabubble (javabubble.org)
Botdev: @moelholm

We've all seen Jupyter Notebooks that allow you to run/edit Python code in the browser...

Have you tried Java Notebooks? 🤩

https://www.royvanrijn.com/blog/2023/01/java-notebooks/

Introduction to Java Notebooks

Java Notebook is a new and exciting way to explore the Java programming language. It works a lot like Jupyter Notebooks.Notebooks are a community standard fo...

You know that effect that when you talk about a certain thing… you’ll notice it in real life shortly after?

The same is true for opportunities in life.

Sadly though: the same of also true for things like “reasons to be mad”, you’ll find them.

Life is what you make it 🙌🏼

🎶 There is no excuse, to cut down a spruce, just listen to me.

Don’t buy a fake, for goodness sake, it puts plastic in the sea.

Because when it gets cold, we just unfold, our wooden tipi tree. 🎄

(I made a thing!)

Just 18 hours to go until 2022's Advent of Code starts and I've written down some final preparations and tips/tricks for a flying start 🪰:

https://www.linkedin.com/pulse/advent-code-final-preparation-roy-van-rijn

Advent of Code: Final preparation

Just over 18 hours to go until this year's Advent of Code. Today I'd like to share some tips and tricks and final preparations so you can finish the challenges during your first cup of coffee ☕ in the morning (in Europe).

I gave up on alcohol and coffee for a month, this is what happened:

First I didn’t notice much; after 2 days however I started to realize my body is completely dependent on alcohol & caffeine, so I called a friend for support. We went out and had Irish coffees, felt alive again.

How to use Google 'like a pro':
https://markodenic.com/use-google-like-a-pro/

I've been saying for over 15 years that "Googling things" is one of the most important skills a software developer should master.

Use Google like a pro

Googling is one of the most important skills for every developer. Let me show you how to get better at Googling.

Use Google like a pro