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3 Questions of Effective Daily Meetings

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Are your daily meetings effective? When you ask what people want from daily meetings, the answer is that they’d be short. Or Shorter. These answers usually come from people who suffer from long meetings and many other meetings in general. They want to just get back to their work. However, focusing on the length of the daily meeting, is about ...

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Grails Goodness: Save Application PID in File

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Since Grails 3 we can borrow a lot of the Spring Boot features in our applications. If we look in our Application.groovy file that is created when we create a new Grails application we see the class GrailsApp. This class extends SpringApplication so we can use all the methods and properties of SpringApplication in our Grails application. Spring Boot and ...

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Let’s Review How to Insert Clob or Blob via JDBC

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LOBs are a PITA in all databases, as well as in JDBC. Handling them correctly takes a couple of lines of code, and you can be sure that you’ll get it wrong eventually. Because you have to think of a couple of things:                   Foremost, LOBs are heavy resources that need special ...

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FileSystemMap: A Natural Way to Interact with your File System

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As part of a project I’m working on at the moment I’ve been looking at creating a FileSystemMap. I’ve started a very small GitHub project here to host the code. Essentially this map implementation is will allow the user to interact with a directory on their file system as if it were a java.util.Map. Each entry in the map will be ...

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Distributed Team & Agile? No Problem!

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Tools and Techniques for the Distributed Agile Team The Agile Manifesto asserts that co-location & face-to-face communication are essential components to a successful software development team. However, with today’s technology, co-location is just a click away. In this post, we’ll discuss online tools for the following Agile techniques:           Scrum Pointing Poker Retrospective Teamwork in general ...

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The Kanban paradox

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I’m a big fan of David Anderson’s Kanban method, I always said my brand of “Agile” was heavily infused with Lean before David presented Kanban. In the same way that Kent Beck said Extreme Programming was about “turning the dials up to 10” David turned the Lean ideas behind Agile up to 10 and in the process dropped a lot ...

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How Java 9 And Project Jigsaw May Break Your Code

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Java 9 looms on the horizon and it will come with a completed Project Jigsaw. I didn’t pay much attention to it until I learned from a recent discussion on the OpenJFX mailing list that it may break existing code. This is very unusual for Java so it piqued my interest. I went reading the project’s JEPs and some related ...

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How does Hibernate READ_ONLY CacheConcurrencyStrategy work

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Introduction As I previously explained, enterprise caching requires diligence. Because data is duplicated between the database (system of record) and the caching layer, we need to make sure the two separate data sources don’t drift apart. If the cached data is immutable (neither the database nor the cache are able modify it), we can safely cache it without worrying of ...

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Clustering Using Docker Swarm 0.2.0

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One of the key updates as part of Docker 1.6 is Docker Swarm 0.2.0. Docker Swarm solves one of the fundamental limitations of Docker where the containers could only run on a single Docker host. Docker Swarm is native clustering for Docker. It turns a pool of Docker hosts into a single, virtual host. This Tech Tip will show how ...

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