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Should you mind your own business?

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In a recent Lean Coffee retrospective, each member of our team was asked to raise one question or concern about working environment. For me, my burning question is how much should we mind other business. After voicing out my concern, I got subtle response from the team as people did not feel very comfortable expressing their thought on this controversial ...

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If Java Were Designed Today: The Synchronizable Interface

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Java has come a long way. A very long way. And it carries with it all the “junk” from early day design decisions. One thing that has been regretted time and again is the fact that every object (potentially) contains a monitor. This is hardly ever necessary and this flaw was corrected, finally, in Java 5, when new concurrency APIs ...

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DevOps: The Importance of Monitoring Containers

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AppDynamics provides visibility into applications and business transactions made out of multiple smaller decoupled (micro) services deployed in a Docker environment using the Docker monitoring solution. The AppDynamics Docker Monitoring Extension monitors and reports on various metrics, such as: total number of containers, running containers, images, CPU usage, memory usage, network traffic, etc. The AppDynamics Docker monitoring extension gathers metrics ...

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How to write NFC tag in Android

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This post describes how to use NFC in Android to write smart tags. Android smartphones are capable not only to read NFC tags that contains data like URL, phone numbers and so on but using Android NFC Api is possible to write NFC tags. In this post, we will explore how to use Android Api to write NFC smart tags. ...

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Clojure VIM Environment

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The Cursive plugin for Clojure is now out of its beta testing phase. I have been using it throughout its beta program and, I must say, it is pretty good. Sure, the refactoring capabilities are not quite on a par with those of IntelliJ for Java, but then Clojure is dynamic and asking for that kind of power is asking ...

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10 Examples of using ArrayList in Java – Tutorial

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ArrayList in Java is the most frequently used collection class after HashMap. Java ArrayList represents an automatic re-sizeable array and used in place of array. Since we can not modify the size of an array after creating it, we prefer to use ArrayList in Java which re-size itself automatically once it gets full. ArrayList in Java implements List interface and allow ...

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Get Up to Speed with Microservices in 8 hours

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Everybody is talking microservices these days and Red Hat is doing some very cool developer events around the world. The latest one happened at the beginning of November last year. The amazing speaker lineup starts with special guest speaker, Tim Hockin from the Google Cloud Management team and technical lead and co-founder of Kubernetes, along with Red Hat’s James Strachan and ...

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Container Object pattern. A new pattern for your tests.

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If you search for a description of what Page Object is, you’ll find that The Page Object Pattern gives us a common sense way to model content in a reusable and maintainable way. And also points that: Within your web app’s UI there are areas that your tests interact with. A Page Object simply models these as objects within the ...

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WildFly Swarm – Deploying Java EE Applications As Standalone Jars

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WildFly Swarm provides an easy solution for deploying Java EE applications as a standalone Jar file. This makes it very easy to deploy applications, particularly REST or web services. Swarm is very similar to Spring Boot in that respect, in that it enables web (.War) applications to be developed quickly and then deployed as standalone applications without the need to ...

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