Here we go…
1. Spring and Java
>> Function-Oriented Programming with Spring Cloud Function Framework [infoq.com]
Spring Cloud Function is a new project that embraces working with functions – single units of computations. The interesting new addition here is the ability to decouple those from a particular vendor by introducing deployment-platform dependencies.
>> Parsing of LocalDate query parameters in Spring Boot [blog.codecentric.de]
Using LocalDates as query parameters is not always as easy to use as it could be in Spring – but we can always implement our own formatters.
>> Best Practices for Many-To-One and One-To-Many Association Mappings [thoughts-on-java.org]
A super useful list of distilled of practices to remember when working with Many-To-One and One-To-Many mappings in Hibernate.
>>Why the perfect lambda expression is just one line [ibm.com]
Writing code with lambdas is concise and readable – as long as we keep the Single Responsibility Principle in mind.
>> flatMap() vs. concatMap() vs. concatMapEager() – RxJava FAQ [nurkiewicz.com]
>> flatMap() and the order of events – RxJava FAQ [nurkiewicz.com]
RxJava’s flatMap() is raising a lot of questions – some of them are answered here.
>> Code Smells: Null [blog.jetbrains.com]
The concept of Null is a commonly acknowledged problem, but there are certain practices that can help us to not deal with it directly.
>> How to store schema-less EAV (Entity-Attribute-Value) data using JSON and Hibernate [vladmihalcea.com]
A quick and practical example of storing EAV data using JSON and Hibernate.
>> Bean Validation 2.0 is a spec! [beanvalidation.org]
Cool – the new Bean Validation 2.0 specification is ready – you can check it out on the JSR’s page.
Also worth reading:
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>> Strategies for optimizing Maven Docker images [frankel.ch]
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>> Java Command-Line Interfaces (Part 10): picocli [marxsoftware.blogspot.com]
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>> RxJava cheat sheet, with a pinch of Android [zeroturnaround.com]
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>> JavaScript for People Who Hate JavaScript [zachholman.com]
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>> There’s no place like production. SpringOne Platform will illuminate the path [spring.io]
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>> The Modern Java Monitoring Stack: How to Reverse Engineer the Ideal Setup for Your Production Environment [blog.takipi.com]
Webinars and presentations:
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>> Pattern Matching with Brian Goetz @BrianGoetz [youtube.com]
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>> Polyglot on the JVM with Graal [infoq.com]
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>> JVM Language Summit 2017 [youtube.com]
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>> Consumer Driven Contracts and Your Microservice Architecture by Marcin Grzejszczak and Josh Long [youtube.com]
Time to upgrade:
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>> Spring IO Platform Brussels-SR4 [spring.io]
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>> Spring Cloud Pipelines 1.0.0.M6 Released [spring.io]
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>> IntelliJ IDEA 2017.2.2 EAP is Out [jetbrains.com]
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>> Spring Cloud Data Flow 1.3.0.M1 released [spring.io]
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>> And here comes Hibernate Validator 6.0 Final with Bean Validation 2.0 support [in.relation.to]
2. Technical
>> Messaging as the Single Source of Truth [confluent.io]
A comprehensive guide to using Kafka as the Event Store in a system utilizing the Event Sourcing approach. Very nice.
Also worth reading:
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>> Hibernate Tips: How to use a timestamp for versioning and optimistic locking [thoughts-on-java.org]
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>> Hacker, Hack Thyself [blog.codinghorror.com]
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>> The Rise of Test Impact Analysis [martinfowler.com]
3. Musings
>> In defence of pedantic tools [blog.codecentric.de]
Pedantry is often annoying but at the end of the day saves us from a lot of trouble 
>> Application Network Functions With ESBs, API Management, and Now.. Service Mesh? [blog.christianposta.com]
An in-depth guide to different Microservice patterns.
>> Pulling Your Team Through a Project Crunch [daedtech.com]
Crunch time is hard for everyone, but surely there are ways to make it less painful than it actually is.
Also worth reading:
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>> What is Real User Monitoring? [daedtech.com]
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>> Why I think automation education is broken (and what I’ll try and do about it) [ontestautomation.com]
4. Comics
And my favorite Dilberts of the week: