I just released the Master Class of "Learn Spring Security":


Lots of interesting writeups on Java 9 this week.

Here we go…

1. Spring and Java

>> Signing and verifying a standalone JAR [frankel.ch]

Signing a JAR file created by Spring Boot can be quite tricky.

>> Repackaging Exceptions In Streams [codefx.org]

Handling checked exception within lambdas can be painful. And there are no solutions for this – only workarounds.

>> RXJava2 by Example [infoq.com]

A deep dive into the basic principles of reactive programming with RxJava and loads of examples.

>> Building Multi-Release JARs with Maven [in.relation.to]

Exploring a new Java 9 feature – multi-release JAR files.

>> Integration testing strategies for Spring Boot microservices [codecentric.de]

Spring Boot and microservices solve some problems but create different challenges – testing is certainly one of them.

>> Beyond POJOs – Ten More Ways to Reduce Boilerplate with Lombok [sitepoint.com]

Most people use Lombok for POJOs or data classes but you can find other very useful uses in therenwi.

>> Creating stubs using the Hoverfly Java DSL [ontestautomation.com]

A short tutorial on stubbing APIs using Hoverfly.

>> Setting up your logging with SLF4J – How to automate the prevention of mistakes and disappearing log statements [vanwilgenburg.wordpress.com]

Properly setting up logging can actually be difficult to do well. There are a few things in here you might not have considered before.

Also worth reading:

Webinars and presentations:

2. Technical

>> FunctionAsObject [martinfowler.com]

The base of functional programming – leveraging functions as first-class citizens. A quick and worthwhile little writeup.

>> 4 Challenges to Building Multi-factor Authentication [stormpath.com]

Multi-factor authentication solutions do significantly increase the security of a system but have their own set of challenges.

>> How does a relational database work [vladmihalcea.com]

Refreshing the basics 🙂

Also worth reading:

3. Musings

>> Computer Science Concepts That Non-Technical People Should Know [techblog.bozho.net]

Sometimes we don’t speak the same language and we might not be aware of it. There are few concepts that would make communication between technical and non-technical people much easier.

>> Logging for Fun: Things You’d Never Thought to Log [daedtech.com]

Logging and monitoring of everyday things can give us ideas for future improvements 🙂

>> Extracting Value as an Employee [zachholman.com]

Some really pragmatic, potentially uncomfortable advice.

>> A couple of thoughts on Clean Architecture [insaneprogramming.be]

A couple of fresh thoughts about applying the Clean Architecture principles.

>> Habits that Pay Off for Programmers [daedtech.com]

The Law of Diminishing Returns applies to technical skills as well. Developing critical complementary skills – outside of pure coding – pays off in the long run.

Also worth reading:

4. Comics

And my favorite Dilberts of the week:

>> The agile programmers can jump out of the way [dilbert.com]

>> I’ll be the judge of that [dilbert.com]

>> My part is mostly talk [dilbert.com]

5. Pick of the Week

>> The Builder’s High [randsinrepose.com]

I just released the Master Class of "Learn Spring Security" Course: