1. Spring and Java
>> Java 9 Will Change the Way You Traverse Stack Traces [takipi.com]
The upcoming Java release will feature a very interesting Stack-Walking API.
>> Feedback on Feeding Spring Boot metrics to Elasticsearch [frankel.ch]
A short tutorial explaining how to integrate Spring Boot metrics with Elasticsearch.
>> Java Enums to Be Enhanced with Sharper Type Support [infoq.com]
Java Enums will get some enhancements. Not in Java 9 though 
>> The truth about Optional [insaneprogramming.be]
Optional is not a panacea. Use it where it was designed to be used.
>> Fixing Bugs in Running Java Code with Dynamic Attach [sitepoint.com]
About patching JVM applications on the fly
>> Why HTTP/2 with TLS is not supported properly in Java – And what you can do about it [vanwilgenburg.com]
An in-depth insight into a compatibility of TLS-enabled HTTP/2 and Java.
>> 2017 Predictions [adambien.blog]
Adam Bien’s 11 predictions for 2017.
>> Staring Into My Java Crystal Ball [azul.com]
And another writeup focused on 2017, this time all about the upcoming Java releases.
>> The JVM is not that heavy [opensourcery.co.za]
Some actual numbers opposing the “JVM is to heavy” direction.
>> Jigsaw’s Missing Pieces [wildfly.org]
Notes from the Wildfly lead on the state of the Jigsaw implementation, and more importantly the gaps in that implementation.
Also worth reading:
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>> Hibernate Tips: How to call a stored procedure [thoughts-on-java.org]
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>> How to Prevent JDBC Resource Leaks with JDBC and with jOOQ [jooq.org]
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>> Exceptions as Flow Control in Java [me4502.com]
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>> Real-World Spring Validation [bbenson.co]
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>> JAX-RS vs Spring for REST Endpoints [stormpath.com]
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>> Hello gRPC! (with ScalaPB) [codecentric.de]
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>> Swift for Beans – about null, nil and Optional.orElse(“?!”) [knitelius.com]
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>> I’m writing my first book [thoughts-on-java.org]
Webinars and presentations:
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>> Putting a SpEL on Spinnaker: Evolving an Expression Language for Continuous Delivery at Netflix [infoq.com]
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>> Implementing Config Server and Extending It [infoq.com]
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>> An introduction to Distributed Tracing and Zipkin [infoq.com]
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>> Implementing Microservices Tracing with Spring Cloud and Zipkin [infoq.com]
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>> Java Buildpack Developer Enhancements [spring.io]
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>> Consumer Driven Contracts and Your Microservice Architecture [infoq.com]
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>> Secure & Dynamic App Config at GapTech with Spring Cloud, Vault and Consul [infoq.com]
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>> Data Microservices in the Cloud [infoq.com]
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>> Building Resilient and Evolutionary Data Microservices [infoq.com]
Time to upgrade:
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>> Spring IO Platform Athens-SR2 [spring.io]
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>> Spring Boot 1.5.0 RC1 Available Now [spring.io]
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>> Spring Batch 4.0.0.M1 is now available [spring.io]
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>> Hibernate OGM 5.1 Beta3 and 5.0.4 are out [in.relation.to]
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>> Spring Integration 5.0 Milestone 2 Available [spring.io]
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>> Spring Cloud Task 1.1.1.RELEASE is now available [spring.io]
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>> Hibernate Search 5.5.6.Final is out [in.relation.to]
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>> Spring Cloud Task 1.1.2.RELEASE is now available [spring.io]
2. Technical
>> The Dark Path [cleancoder.com]
Uncle Bob’s thoughts about features available in languages such as Kotlin or Swift.
>> Semantic Versioning is not enough [scottlogic.com]
A few thoughts about the flaws of Semantic Versioning.
>> Flexible group-based permissions management! [dynatrace.com]
This is supposed to be an internal update from Dynatrace.
Ignoring that aspect entirely – it’s a solid, mature example of how a permission management UI can be implemented.
Also worth reading:
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>> Managing Scala projects in Vim with Ag and Ctags [advancedweb.hu]
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>> Basics of Web Application Security: Authorize Actions [martinfowler.com]
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>> Fiddler’s Autoresponder to mock API Responses [blog.scottlogic.com]
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>> TDD Lesson – Terrain Generation [cleancoder.com]
3. Musings
>> If You Build It, They Won’t Come [daedtech.com]
Do not underestimate the power of the sales and marketing
>> Publicly Dogfooding Your Culture [zachholman.com]
A very interesting write-up about the importance of transparency when growing a company.
>> Choose wisely [ontestautomation.com]
A few thoughts about APIs and automated testing.
Also worth reading:
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>> Predicting the future job market: the librarians [lemire.me]
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>> What Is Reasonable to Expect from Your IDE? [daedtech.com]
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>> Twitter, Reddit and Conway’s Law [michaelfeathers.silvrback.com]
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>> Plugging Leaky Abstractions [daedtech.com]
4. Comics
And my favorite Dilberts of the week: