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Tag Archives: Open Source

How I created my first Open Source Android Library – Part 1

For long I’ve been thinking of creating an open – source android library. I’m a firm believer of the fact that contributing to open source and reading open source code makes one a better engineer. But I’d never had a first hand experience in creating a library of my own. Fascinated by the fact that how an Android library is ...

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Git Essentials Crash Course

Introduction This is not Java but several newbie developers ask the same question, how to use GIT and how does GIT works so here it goes… Have you ever work in SVN? Well forget everything you know and lets start over What is a GIT repo? In general there are two mirror repos. Your local repo and the remote repo. ...

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jClarity: Boost to Java on Azure

java-interview-questions-answers

In the new age of connected world public infrastructure, the biggest and the most essential two pieces have been the birth and the rise of Java and the OpenJDK. And hence, many companies devote their time and resources in building cutting edge technologies to ensure the industry, in general, has an abundance of quality rich yet free of cost OpenJDK ...

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Service Mesh and Cloud-Native Microservices with Apache Kafka, Kubernetes and Envoy, Istio, Linkerd

Microservice architectures are not free lunch! Microservices need to be decoupled, flexible, operationally transparent, data aware and elastic. Most material from last years only discusses point-to-point architectures with tightly coupled and non-scalable technologies like REST / HTTP. This blog post takes a look at cutting edge technologies like Apache Kafka, Kubernetes, Envoy, Linkerd and Istio to implement a cloud-native service ...

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Fetching data with ORM is easy! Is it?

java-interview-questions-answers

Introduction Almost any system operates with external data stores in some way. In most of the cases, it is a relational database and very often data fetching is delegated to some ORM implementation. ORM covers a lot of routine and brings along a few new abstractions in return. Martin Fowler wrote an interesting article about ORM and one of the ...

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4 Best Android Libraries for Lazy Image Loading

Images drive user experience. People are said to be highly visual creatures. This is why face-to-face communication is often broken into three elements—7% spoken words, 38% voice and tone, and 55% body language—according to Albert Mehrabian’s 7-38-55 rule of personal communication.  We perceive the world mainly through our eyesight, picking up fewer signals from the rest of the senses. As ...

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Recent Drools DMN open source engine performance improvements

We are always looking to improve the performance of the Drools DMN open source engine. We have recently reviewed a DMN use-case where the actual input population of Input Data nodes varied to some degree; this highlighted a suboptimal behavior of the engine, which we improved in recent releases. I would like to share our findings! Benchmark development As we ...

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Building Java 6-8 Libraries for JPMS in Gradle

Find out how to use Gradle to build Java 6-8 libraries that support JPMS (Java Platform Module System) by providing Java 9 module-info.class. Introduction If you need introduction to JPMS itself, check out this nice overview. This post is primarily targeted at Java library maintainers. Any such maintainer has to make a choice of which JDK to target: Targeting the ...

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