J-Fall 202253 Videos

J-Fall 2022: Bram Starmans-van den Hout – Van monoliet naar microservices bij de Belastingdienst

This is session is about an on-going journey of a department called InkomensHeffing at the Belastingdienst towards a more adaptable, scalable and maintainable software architecture. We transform our landscape from a Cobol/Cool:Gen monolith architecture towards distributed case-wise computing with Java microservices. We have to combine this with a transformation of our software development methodology from […]

TEQnation

December 4, 2022

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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

4

J-Fall 2022: Tobias Voß – Software archaeology – Learning from the landing on the moon!

The landing on the moon was about 50 years ago and mankind plans again big space programs. IT played a major role at the first moon landing and many important fundaments of software engineering were established. The term itself was coined by Margaret Hamilton during the design of the Apollo Guidance Computer (AGC), the control […]

TEQnation

December 4, 2022

5

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

2

J-Fall 2022: Venkat Subramaniam – Design Patterns in the Light of Lambda Expressions

Design patterns are common place in OO programming. With the introduction of lambda expressions in languages like Java, one has to wonder about their influence on design patterns. In this presentation we will take up some of the common design patterns and rework them using lambda expressions. We will also explore some other patterns that […]

TEQnation

December 4, 2022

4

J-Fall 2022: NLJUG Innovation Award

Adyen – Transforming a Traditional Terminal into a Modern Cloud Solution Technology is moving fast. In-person payments used to be the exception. Traditionally, businesses had to buy dedicated hardware to be able to take payments. With Tap to Pay on iPhone, merchants can start accepting contactless payments on-the-go by transforming any iPhone into a virtual […]

TEQnation

December 4, 2022

4

J-Fall 2022: Venkat Subramaniam – Keynote ‘The Art of Simplicity’

We’ve been told to keep things simple. It turns out, that’s easily said than done. Creating something simple is, well, not really that simple. If simple was sitting next to us, would we even recognize it? Is my design simple, is yours simple? How can we tell? That’s a simple question, but the answer to […]

TEQnation

December 4, 2022

3

J-Fall 2022: Lennart ten Wolde – Spring Boot 3 / Spring 6: What’s new?

Spring Boot 2 is finished, and Spring Boot 3 has been announced. What is new in this release of the most widely used application framework in the java ecosystem? In this presentation we are going to explore the new features of Spring Boot 3, and Spring Framework 6 on which it is based. We will […]

TEQnation

December 4, 2022

3

J-Fall 2022: Niall Deehan – Pro-Code vs Low-Code in Microservice Orchestration

The independent nature of microservices means deciding when they should run and what should happen when they fail requires the help of an orchestrator. Recently, orchestration tools have moved in two different directions: – A “Low-Code” approach, which aims to hide as much complexity from the user so all that horrible boiler plate code is […]

TEQnation

December 4, 2022

4

J-Fall 2022: Haim Yadid – “Show Me the Garbage!”, Garbage Collection a Friend or a Foe

“Just leave the garbage outside and we will take care of it for you”. This is the panacea promised by garbage collection mechanisms built into most software stacks available today. So, we don’t need to think about it anymore, right? Wrong! When misused, garbage collectors can fail miserably. When this happens they slow down your […]

TEQnation

December 4, 2022

3