Lots of interesting writeups on Java 9 this week.

Here we go…

1. Spring and Java

>> Cleaner Parameterized Tests With JUnit 5 [blog.codeleak.pl]

JUnit 5 brings many new exciting features – one of which will definitely be the native support for parameterized tests.

>> The best way to map the @DiscriminatorColumn with JPA and Hibernate [vladmihalcea.com]

A quick but comprehensive guide to mapping the @DiscriminatorColumn.

Also worth reading:

Webinars and presentations:

Time to upgrade:

2. Technical

>> How “Effective Java” may have influenced the design of Kotlin — Part 1 [hackernoon.com]

A very interesting analysis of how some of the central points in “Effective Java” have shaped the design of Kotlin.

>> Electronic Signature Using The WebCrypto API [techblog.bozho.net]

An interesting idea of “placing” an electronic signature using the WebCrypto API.

Also worth reading:

3. Musings

>> The Hidden Costs of Slow Websites [daedtech.com]

Having a slow site can be more costly than you might think, so investing in performance is always a good idea.

Also worth reading:

4. Comics

And my favorite Dilberts of the week:

>> Two hours late [dilbert.com]

>> It's hard to be a misunderstood genius [dilbert.com]

>> My European vacation starts tomorrow [dilbert.com]

5. Pick of the Week

>> 9 Logging Sins in Your Java Applications [stackify.com]

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