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1. JPA Mini Book

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Camel Subsystem for WildFly 8 integrates Java EE – Getting Started

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Just three days ago, the team around Thomas Diesler (@tdiesler) released the 2.0.0.CR1 version of the WildFly-Camel subsystem it allows you to add Camel Routes as part of the WildFly configuration. Routes can be deployed as part of JavaEE applications. JavaEE components can access the Camel Core API and various Camel Component APIs. This release in particular added a number of new camel ...

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My Sublime Text Setup

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I absolutely love this editor. A ridiculously fast editor which has everything you’d love to have, from a simple notepad to an advanced, extensible IDE with auto-completion and highlighting. This post aims at mainly being a setup reference for myself. Actually, I’m a bit late now, as a couple of days ago Alex MacCaw posted published exactly a similar post ...

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REST Tooling

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In section 6.3 of Roy’s dissertation, he explains how REST applies to HTTP. But the implementing a RESTful approach requires painstaking assembly without REST tooling. Java JAX-RS and API Management infrastructure reduce the learning curve, increase API adoption and decrease development effort by simplifying API creation, publication, and consumption. The Java API for RESTful Web Services: JAX-RS JSR 311, JAX-RS, is ...

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Getting Started with Apache Cassandra and Java (Part II)

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Requirements To follow this tutorial, you should already have a running instance of Cassandra (a small cluster would be good, but not necessary), the Datastax Java driver installed (refer to Part I), and have gone through the 10 minute walkthrough here: http://planetcassandra.org/create-a-keyspace-and-table/.           Try it out For this demo, we’re going to be creating a simple ...

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Opposite Views of a Product Roadmap

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Your product roadmap a view of what you are building right now, in the near future, and in the more distant future.  Or is your roadmap a view of why you are building whatever you’re building right now, in the near future, and in the more distant future? Your roadmap is both – but one is more important than the other – ...

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Java performance tuning survey results (part IV)

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This is the last post in series where we analyze the results of the Java Performance Tuning Survey we conducted in October 2014. If you have not read the first posts, I recommend to go through the following first:                 Frequency and severity of performance problems Most popular monitoring solutions Tools and techniques ...

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Quick Guide: Dissecting JBoss BPM Cross Process Communication

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(Article guest authored together with Jey Paulraj, Senior Solution Architect at Red Hat in North America) The weeks tips & tricks article will dive in JBoss BPM Suite and specifically a question around how to communicate between two processes. Before we get into the solution details, let us first constrain the use case we will be talking about.   There ...

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Mandrill: Email infrastructure from MailChimp

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Mandrill is an email infrastructure service that started as an idea in 2010. That idea became reality in 2012, when Mandrill cannibalized a crew of MailChimp’s best engineers. Isolated from the rest of the team, they turned the idea from a skunkworks project into a product that outperforms competitor services. Growing fast and innovating faster, Mandrill is now the largest ...

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R: Applying a function to every row of a data frame

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In my continued exploration of London’s meetups I wanted to calculate the distance from meetup venues to a centre point in London. I’ve created a gist containing the coordinates of some of the venues that host NoSQL meetups in London town if you want to follow along:           library(dplyr)   # https://gist.github.com/mneedham/7e926a213bf76febf5ed venues = read.csv("/tmp/venues.csv")   ...

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