J-Spring 202219 Videos

J-Spring 2022: Vinicius Senger – Architectures for low power consumption and better cost/performance

Full title: J-Spring 2022: Vinicius Senger – Greencode: Sustainable Java architectures for low power consumption and better cost/performance https://jspring.nl In this talk, we will discuss the importance of sustainability as one of the pillars of modern software architectures in addition to other pillars such as scalability, performance, security, availability, and manageability. Sustainable architectures are architectures […]

TEQnation

July 4, 2022

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J-Spring 2022: Coen Goedegebure – Hacking for developers: a live demonstration

https://jspring.nl https://nljug.org As a passionate developer you know that proper cyber security practices should be part of the code you produce. However, a small mistake can quickly turn into a vulnerability with big consequences. During this interactive demonstration, Coen will run you through some of these common, but dangerous vulnerabilities like SQL injection, XXE and […]

TEQnation

July 4, 2022

2

J-Spring 2022: Erwin Manders – The 5 basic topics you should know about project reactor

Here we gooooo! The first of many J-Spring videos that will be uploaded upcoming weeks. Enjoy! I will explain the concept of reactive programming and go through step by step coding examples of how to create and test reactive data streams with project reactor. You will learn the basics of how to work with project […]

TEQnation

July 4, 2022

1

J-Spring 2022: Oleg Selajev – Mastering Testcontainers for better integration tests

https://jspring.nl https://nljug.org Testcontainers libraries are a great way to create a reliable environment for running tests. It provides programmable, lightweight, and disposable containers to give you more confidence in your integration tests. Getting started with Testcontainers is super straightforward, but have you looked into more advanced features to supercharge your test suite? In this session, […]

TEQnation

July 4, 2022

2

J-Spring 2022: Joris Kuipers – Robust integration patterns for Spring microservices

https://jspring.nl In October last year, Nederlandse Loterij went live with their TOTO online casino and live sports betting offering. In its first three days, over 100.000 accounts were activated, ready to start playing. Trifork provides the integration platform that powers this new offering, consisting of many different systems from various vendors. In this talk, Joris […]

TEQnation

July 4, 2022

1

J-Spring 2022 – Gerrit Grunwald – What the CRaC – Superfast JVM startup

https://jspring.nl https://nljug.org In a world where microservices are more and more a standard architecture for Java based applications running in the cloud, the JVM warmup time can become a limitation. Especially when you look at spinning up new instances of an app as response to changes in load, the warmup time can be a problem. […]

TEQnation

July 4, 2022

2

J-Spring 2022 Aftermovie

Relive the feeling of J-Spring 2022! And see you again next year. https://jspring.nl

TEQnation

July 4, 2022

5

J-Spring 2022: Martijn Verburg – Diabolical Developers Guide to JVM Ergonomics on Containers and K8s

https://jspring.nl https://nljug.org The year is 2022 and legions of Python and NodeJS developers sense blood in the water. “When you deploy Java workloads on containers in cloud environments it’s slower and it takes up more room. Java is doomed, long live NodeJS and Python!”. The enlightened Java developer or SRE knows this is not necessarily […]

TEQnation

July 4, 2022

1

J-Spring 2022: Peter Hilton – Modelling universal values

https://jspring.nl https://nljug.org Why domain modelling doesn’t stop at the attribute level Modelling tends to focus on what’s specific to your domain, which means starting from the beginning, all the way down to the level of individual number and text values. But data such as telephone numbers and people’s names have been around for longer than […]

TEQnation

July 4, 2022

2

J-Spring 2022: Tom Cool – Learning Through Tinkering

https://jspring.nl https://nljug.org Do you also feel like it’s hard to keep up with all the new tools and frameworks coming your way? You are not alone! By choosing IT, you are choosing to learn for the rest of your life… not an easy task. In this session we’ll look into some concepts that will help […]

TEQnation

July 4, 2022

2