J-Fall 202253 Videos

J-Fall 2022 – Sander Moelands – Realtime Warehouse Analytics at Picnic with TimescaleDB

Running a warehouse is a complex operation. Keeping an overview of an almost ant like colony which ensures a timely delivery to customers, combined with just-in-time product delivery by suppliers, requires solid operational insights. At a fast growing scale-up with highly automated processes, we can’t do without realtime, reliable and flexible metrics. In this session […]

TEQnation

December 4, 2022

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J-Fall 2022 Aftermovie

Relive the feeling of J-Fall 2022! And see you again next year, at the 20th anniversary.

TEQnation

December 4, 2022

1

J-Fall 2022: Bonnie Nti – Using Data Orchestration for speed, reliability and real-time content

Having multiple subsystems that hold data might seem like a great way to divide responsibility and an easy way to maintain data. It does make it difficult to expose the data to a single entity such as a website. It is even more difficult to expose said data to multiple websites owned by different entities. […]

TEQnation

December 4, 2022

2

J-Fall 2022: Maarten Mulders – What’s Cooking in Maven?

It’s been over 10 years since Maven 3 saw the light, bringing initial multi-module support. Later releases brought a lot of improvements, bug fixes, and of course coloured output. But the Maven community hasn’t been resting on their laurels. A lot of effort has gone into the future of Maven. You may have heard about […]

TEQnation

December 4, 2022

1

J-Fall 2022: Alina Yurenko – Supercharge your Native Image applications 🚀

You’ve probably heard of GraalVM Native Image and how it is great for startup time & memory consumption, but do you know how to use it to the fullest in practice? In this session we’ll look at developing Native Image applications, optimizing their performance, working with metadata and configuration, and more!

TEQnation

December 4, 2022

3

J-Fall 2022: Ana Maria Mihalceanu – The hidden gems of distributed tracing

When building distributed systems, we aim to get a macro view and be able to zoom in when a particular component seems to be at fault for a failure. Luckily, distributed tracing captures the detailed execution of causally-related activities performed by the elements of a distributed system as it processes a given request. If you […]

TEQnation

December 4, 2022

3

J-Fall 2022: Andre Groeneveld – Automate your home by building your own Zigbee bridge

With the huge advancements in technology over the last few decades, automating things around the house has become not only possible, but these days also easy. We have thousands of different devices to choose from, but installing them becomes more of a nuisance, as each company has their own app and bridge that you need […]

TEQnation

December 4, 2022

2

J-Fall 2022: Arjen Jansen & Marije de Heus – How to migrate a mission critical railway system

This is simple, just moving trains around through the Netherlands. Making the schedule and execute this plan. Right, of course solving the schedule jigsaw is a real hard job, but when it’s done, drive around. But just being on the way, a catenary cable breaks, a tree falls down on the railway, or a broken […]

TEQnation

December 4, 2022

2

J-Fall 2022: Bert Jan Schrijver & Brian Vermeer – J-FALL Official Opening

The grand opening of J-Fall 2022 by the NLJUG board.

TEQnation

December 4, 2022

2

J-Fall 2022: Berwout de Vries Robles – HTTP/3 and Reactive Streaming

At J-Fall 2019 I gave a musical demonstration to introduce people to HTTP/2 and Reactive Streaming. To do that I developed an application that turns the crowd into my personal orchestra. Now it is 3 years later and HTTP/3 is nearing mainstream adoption! In this talk I will go into the updates in HTTP/3 and […]

TEQnation

December 4, 2022

1