java-web-weekly-180

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6 years ago

Java Web Weekly, Issue 180

Lots of interesting writeups on Java 9 this week.

Here we go…

1. Spring and Java

===== >> Immutable Collections in Java 9 [javaspecialists.eu]

Java 9 will feature a new way of defining truly immutable collections – this is a quick intro to creating them and doing some basic operations.

>> How to shoot yourself in the foot building a Java Agent [plumbr.eu]

Building a reliable, production-ready Java agent is tricky – here are a few things to definitely be aware of.

>> The best way to use entity inheritance with JPA and Hibernate [vladmihalcea.com]

Entity inheritance is a complex topic, so it’s important to pick the right strategy from the start when it comes to the structure of your DB.

Also worth reading:

===== [.t-bg-white .l-pa2 .l-d-i]#https://www.sitepoint.com/using-java-bean-validation-method-parameters-return-values/[>> Using Java Bean Validation for Method Parameters and Return Values] #[sitepoint.com]
===== >> jhsdb: A New Tool for JDK 9 [marxsoftware.blogspot.com]
===== >> Testing Exceptions With JUnit 5 [blog.codeleak.pl]
===== >> Java EE 8 – May recap [oracle.com]

Webinars and presentations:

===== >> Why We Chose Erlang over Java, Scala, Go, C [infoq.com]
===== >> Kiki Carter, Enterprise Architect at Lightbend, Speaks to InfoQ at ETE [infoq.com]

Time to upgrade:

===== >> Triple Hibernate Search release [in.relation.to]
===== >> Spring Web Flow 2.4.5 released [spring.io]
===== >> Dependency Management Plugin 1.0.3.RELEASE [spring.io]

2. Technical

===== >> How (Not) to Control Your CDN [mnot.net]

Applying caching in the context of CDNs isn’t quite straightforward, and it’s easy to unintentionally cache resources that really shouldn’t be. All of that to say – there’s a better way to handle this scenario.

>> The HDFS Juggernaut [shodan.io]

Ransomware attacks on public instances still seem to affect MongoDB instances and HDFS deployments.

>> What’s Your Decomposition Strategy? [builttoadapt.io]

When you decide to adopt a Microservices Architecture or simply decide to your system into smaller pieces – it’s good to have a clear strategy of exactly how you’re going to go about this task of decomposition.

Also worth reading:

===== >> Microservices Patterns With Envoy Proxy, Part III: Distributed Tracing [blog.christianposta.com]
===== >> IntelliJ IDEA 2017.2 EAP: Better Code Completion and VCS Support [jetbrains.com]
===== >> How to Find Redundant Indexes in SQL [jooq.org]

3. Musings

===== >> “Architect” Should Be a Role, Not a Position [techblog.bozho.net]

It’s reasonable to apply Agile principles and think in terms of roles and not permanent positions – various experiences will lead to better decisions.

>> It depends [frankel.ch]

Instead of going with the traditional “it depends”, it makes a lot of sense to ask good questions and squeeze as much information as possible and get the whole context – before giving a meaningful answer.

>> How to Freelance: The Low-Risk Path from Software Developer [daedtech.com]

If you start introducing side-kick projects gradually, you will, earlier than expected, end up in a situation when the day job is the one that’s holding you back.