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NoSQL Job Trends – August 2014


Yes, it is already September, but I am only a day late for the NoSQL installment of the August job trends. In this update, I am splitting the graphs into two as I include more products. So, for the NoSQL job trends, we will be looking at  Cassandra,  Redis,  Couchbase,  SimpleDB,  CouchDB,  MongoDB,  HBase , Riak , Neo4j and MarkLogic. I am ...

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JAXB – A Newcomer’s Perspective, Part 2


In Part 1 of this series, I discussed the basics of loading data from an XML file into a database using JAXB and JPA. (If JSON is called for instead of XML, then the same idea should translate to a tool like Jackson.) The approach is to use shared domain objects – i.e. a single set of POJOs with annotations ...

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JUnit in a Nutshell: Test Isolation


Working as a consultant I still meet quite often programmers, who have at most a vague understanding of JUnit and its proper usage. This gave me the idea to write a multi-part tutorial to explain the essentials from my point of view. Despite the existence of some good books and articles about testing with the tool, maybe the hands-on approach ...

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Programming Language Job Trends Part 2 – August 2014


In part 1 of the programming language job trends, we reviewed Java, C++, C#, Objective C, and Visual Basic. In today’s installment, we will review trends for PHP, Python, JavaScript, Ruby, and PERL. Watch for part 3 in the next few days, where we will look at some emerging languages and others gaining steam. First, let’s look at the trends from           ...

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Bootstrapping Apache Camel in Java EE7 with WildFly 8


Since Camel version 2.10 there is support for CDI (JSR-299) and DI (JSR-330). This offers new opportunities to develop and deploy Apache Camel projects in Java EE  containers but also in standalone Java SE or CDI containers. Time to try it out and get familiar with it. What exactly is Camel? Camel is an integration framework. Some like to call ...

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Introduction to MongoDB Geospatial feature


This post is a quick and simple introduction to Geospatial feature of MongoDB 2.6 using simple dataset and queries. Storing Geospatial Informations As you know you can store any type of data, but if you want to query them you need to use some coordinates, and create index on them. MongoDB supports three types of indexes for GeoSpatial queries:   ...

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Big Java News in Late Summer 2014


As is typical when JavaOne is imminent, there has been much big news in the Java community recently. This post briefly references three of these items (Java SE 8 updates, Java SE 9, and Java EE 8) and a “bonus” reference to a post I found to be one of the clearer ones I have seen on classpath/classloader issues. String ...

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Everything Developers Need To Know About xPaaS


I’ve been reading a lot about Red Hat products lately and being interested in cloud and such since some years now, it’s pretty obvious for me to look into the cloud offerings from Red Hat in more detail. Arun did a great overview about JBoss xPaaS back in April this year and I thought it might be time to not only ...

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Secure REST services using Spring Security


Overview Recently, I was working on a project which uses a REST services layer to communicate with the client application (GWT application). So I have spent a lot of to time to figure out how to secure the REST services with Spring Security. This article describe the solution I found, and I have implemented. I hope that this solution will ...

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