Java / NLJUG

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J-Fall 2018: Hubert A. Klein Ikkink – Skyrocketing Development Of Your Microservices With Micronaut

Micronaut is a complete framework for writing microservices and serverless functions using Java, Groovy and Kotlin with a focus on minimal resource usage and very fast startup times. In this session we will learn about the many features of Micronaut with a lot of code examples. We will see how to write a microservice in […]

msmelt

February 7, 2019

54

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J-Fall 2018: Ignite Sessions

Hosted by Simon Maple Hanno Embregts – These Songs Would Make Some Great Code Comments Besides being useful, comments in source code can also be fun! This legendary StackOverflow post [1] tells me that sometimes a well-chosen joke put into source code can lighten the mood at work and make your developer life just a […]

msmelt

February 7, 2019

58

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J-Fall 2018: Jago de Vreede – Play an acoustic guitar with a Raspberry Pi

Although I’m a complete noob at playing the guitar. But not so with building stuff and building software, so why not having a Raspberry Pi play it? The first prototype was put together in less than a week, and was able to play a few songs a lot better than I ever will. There is […]

msmelt

February 7, 2019

105

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J-Fall 2018: Jan Ouwens – Don’t hack the JVM? ☠️💣💥

Don’t go to this talk! Your coworkers will not be happy when you come back to work tomorrow and start applying the things you’ll learn here. You’ll do a lot of damage. Mutating immutable objects is never a good idea. You shouldn’t be bypassing the constructor when you instantiate an object. You certainly don’t need […]

msmelt

February 7, 2019

128

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J-Fall 2018: Jay Rajani – Axon Framework : A CQRS Approach to Microservices

As Microservices has become the boom, a lot of frameworks and approaches are claiming to be the best. The CQRS pattern has also been rejuvenated with this trend. If you want to use CQRS, Axon framework can be very helpful to build a scalable application by addressing core concerns in the architecture itself. But remember […]

msmelt

January 24, 2019

92

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J-Fall 2018: Jelle Voost – Streaming data with Kafka and Akka

Bij Simacan tracken we de locatie van honderden vrachtwagens van onze klanten, en berekenen we realtime hun verwachte aankomsttijd op de volgende geplande stop. Al die locatie-updates en de voortdurend bijgewerkte snelheid op elk stukje weg in Nederland vormen samen een enorme hoeveelheid streaming data. Die data in goede banen leiden, is een grote en […]

msmelt

February 7, 2019

123

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J-Fall 2018: Jettro Coenradie & Byron Voorbach – Learning to rank search results (Combine Machine Learning with Search)

With advanced tools available for search like Solr and Elasticsearch, companies are embedding search in almost all their products and websites. WIth more experienced users but also with smaller screens to show search results, returned the right results to a query becomes more demanding. Search engines provide lots of ways to influence the order of […]

msmelt

February 7, 2019

73

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J-Fall 2018: Joost Lobbes – Rabo Online Banking – How Technology is changing an entire industry

Banks have transferred into Tech companies that are facing a new era, in which their business models will be completely changed by the opportunities that technology is now giving them. Instead of competing with each other, new competition is coming from FinTechs and BigTechs. Innovative products and customer experience are key in order to survive. […]

msmelt

January 24, 2019

77

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J-Fall 2018: Jorrit van der Ven & Gijs Leussink – Why you should embrace Gradle and ditch Maven

Still using Maven as a build tool in your projects? If so, are you using it because you think it is a great tool, or just because you’ve always done it this way? Within 15 minutes we’ll share with you the reasons that made us ditch Maven and fall in love with our build tool […]

msmelt

February 7, 2019

67

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J-Fall 2018: Kenny Baas-Schwegler & João Rosa – From EventStorming to CoDDDing

To really understand what our users need so that we can build the right thing, we want to have a first-hand experience of ‘real-life stories’ before we model and create our software. To quote Alberto Brandolini “it is not the domain expert’s knowledge that goes into production, it is the developer’s assumption of that knowledge […]

msmelt

January 24, 2019

64