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JavaOne 2015 – Another Year, Another Step Forward


JavaOne 2015 San Francisco was held October 25-29. I am proud to say this is my ninth JavaOne as an attendee, my seventh one as a speaker, my fourth one as an Oracle employee, my third one as a member of the content committee and my second one as a track lead. I think this was another great year for ...

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Quick Web App Prototyping with Spring Boot & MongoDB


Back in one of my previous projects I was asked to produce a little contingency application. The schedule was tight and the scope simple. The in-house coding standard is PHP, so trying to get a classic Java EE stack in place would have been a real challenge. And, to be really honest, completely oversized. So, what then? I took the ...

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How to write a java agent


For vmlens, a lightweight java race condition catcher, we are using a java agent to trace field accesses. Here are the lessons we learned implementing such an agent. The Start Create an agent class with a “static public static void premain(String args, Instrumentation inst)” method. Put this class into a jar file with a manifest pointing to the Agent class. ...

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Reactive Database Access – Part 2 – Actors


We’re very happy to continue our a guest post series on the jOOQ blog by Manuel Bernhardt. In this blog series, Manuel will explain the motivation behind so-called reactive technologies and after introducing the concepts of Futures and Actors use them in order to access a relational database in combination with jOOQ. Manuel Bernhardt is an independent software consultant with ...

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Couchbase 4.1 Docker Container


Couchbase 4.1 was recently released. Highlights of this release are: N1QL: Complete SQL CRUD Support with N1QL for Batch and OLTP Applications Covering Indexes Prepared Statements Additional Supported Platforms You can read all about it at Introducing Couchbase Server 4.1 and also watch a replay of Hands-on Introduction to What’s New in Couchbase 4.1: Getting Started with Couchbase 4.1 and Docker Use the following Docker ...

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20 Java and Programming Quotes to Motivate Yourself


I always have a strong interest in knowing great peoples of my field i.e. programming. Knowing about them, following them and reading them not only gives you immense knowledge but the motivation you need to excel in what you are doing. It’s motivation, not the knowledge that will propel your career. Knowledge is useless without motivation because knowing is not ...

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Docker Java Application With Solr, Mongo & Cassandra: Design, Deployment, Service Discovery, And Management In Production


Download the PDF Whitepaper You can clone this sample “Names Directory” Java application from GitHub git clone A Step by Step Guide for Dockerizing and Managing a Java application consisting of: Apache HTTP Server (httpd) and Nginx (for load balancing) JBoss, Tomcat and Jetty (as the application server) Solr (for the full-text search) Mongo, Cassandra, MySQL, and Oracle (for ...

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The State of Microservices Today


Let’s talk about the state of microservices today. How big is the hype exactly? And why do developers talk about them all over the world? First, let’s run through what microservices are used for. Getting to Know Microservices To give you a visual idea of how microservices work, imagine a LEGO toy car and a regular toy car. Microservices are ...

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