J-Spring 201922 Videos

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J-Spring 2019: Brian Vermeer – Live exploiting your open source dependencies

Today, almost all software heavily relies on the use of third-party dependencies. While open source modules are undoubtedly awesome, they also represent an undeniable and massive risk. You’re introducing someone else’s code into your system, often with little or no scrutiny. Including the wrong package can introduce severe vulnerabilities, exposing your application and your user’s […]

msmelt

August 19, 2019

61

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J-Spring 2019: Bert jan Schrijver – NLJUG Update

What is the status of the NLJUG and where are we going? Bio Bert Jan Bert Jan is CTO at OpenValue and focuses on Java, Continuous Delivery and DevOps. Bert Jan is a Java Champion, JavaOne Rock Star speaker, Duke’s Choice Award winner and leads NLJUG, the Dutch Java User Group. He loves to share […]

msmelt

August 19, 2019

34

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J-Spring 2019: Peter Hilton – Why you should care about code style and what you should care about

Coding style matters, but not only in the way you think. Programmers famously waste time arguing indentation styles, while whole teams lack a consistent vision for their code style, and consistent code. This talk highlights what really matters, and what you need to learn to write code with vision and style. Attendees will learn about […]

msmelt

August 19, 2019

45

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J-Spring 2019: Allard Buijze – Pragmatic Microservices with DDD, CQRS and Event Sourcing Using Axon Framework

Events are becoming increasingly important in modern architectures. Although CQRS and Event Sourcing are increasingly being adopted, the complexity of implementing it is often highly over-estimated. In this session, we will first briefly cover what CQRS and Event Sourcing are, and how it addresses some common requirements that modern applications have. Next, we will open […]

msmelt

August 19, 2019

94

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J-Spring 2019: Bert Jan Schrijver – Opening

The Official J-Spring 2019 Opening Bio Bert Jan Bert Jan is CTO at OpenValue and focuses on Java, Continuous Delivery and DevOps. Bert Jan is a Java Champion, JavaOne Rock Star speaker, Duke’s Choice Award winner and leads NLJUG, the Dutch Java User Group. He loves to share his experience by speaking at conferences, writing […]

msmelt

August 19, 2019

64

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J-Spring 2019: Sven Peters – Less Process, more Autonomy with a Team Playbook

Teams are different, projects are different, problems are different. Why are we still trying to squeeze teamwork into department processes, adding bureaucracy, and having organizational layers that makes it harder and much slower to get work done? Join Sven Peters, former lead evangelist at Atlassian now K15t, as he talks about creating a Team Playbook […]

msmelt

August 19, 2019

53

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J-Spring 2019: Maarten Smeets – Performance of Microservices on different JVMs

A lot is happening in the world of JVMs. Oracle changed its support policy roadmap for the Oracle JDK. GraalVM has been open sourced by Oracle. AdoptOpenJDK provides binaries and is supported by (among others) Azul Systems, IBM and Microsoft. Large software vendors provide their own supported OpenJDK distributions such as Amazon (Coretto), RedHat and […]

msmelt

August 19, 2019

52

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J-Spring 2019: Burr Sutter – Supersonic, Subatomic Java with Quarkus

Introducing Quarkus.io. The rise in popularity of the Linux® container as the primary way to package your application seemed like a simple change on the surface. Yet, as we saw with the Java Docker Fail problem, it was not a transition completely without challenges for the Java™ community. Furthermore, we have now seen a number […]

msmelt

August 19, 2019

49

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J-Spring 2019: Katherine Stanley – An introduction to Apache Kafka – this is Event Streaming, not just Messaging

The amount of data the world produces is growing exponentially every year and many companies are realising the potential of harnessing this data. A lot of this is generated in the form of a never ending stream of events, with publishers creating the events and subscribers consuming them in many different ways. This is where […]

msmelt

August 19, 2019

45

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J-Spring 2019: Adam Bien – Kickass Apps with Boring Tech: Interactive Hacking #Slideless

What happens, when you focus on the domain and ignore the technology? In this session I will hack a full stack application from microservice backend to WebStandards frontend without any esoteric frameworks, technologies or libraries. Questions are highly welcome and are going to be answered in real time. Bio Adam Adam Bien: Java (EE), Jakarta […]

msmelt

August 19, 2019

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