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Enterprise Java
Understanding OAuth2 token authentication
1. Introduction In this tutorial, we will be understanding OAuth2 Token Authentication, such that only authenticated users and applications get a…
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Software Development
Overview of Functional Programming
The developer community seems to be in the midst of a paradigm shift, moving away from object oriented programming (OOP)…
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Core Java
Getting to know about java.nio.file.Path – 2
In Part 1 of this, we looked at most of the APIs in the java.nio.file.Path class. In this article, we…
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Agile
Alternatives for Agile and Lean Roadmapping: Part 2, Rolling Wave Planning Inside One Quarter
In Part 1, I wrote about thinking in feature sets and how to quickly create a feature set of—with any…
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Software Development
Lucene’s near-real-time segment index replication
[TL;DR: Apache Lucene 6.0 quietly introduced a powerful new feature called near-real-time (NRT) segment replication, for efficiently and reliably replicating…
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Software Development
MQTT Security: Securing Mosquitto Server
This post describes how to implement MQTT security. In more details, we will describe how to securing Mosquitto MQTT server. As…
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Core Java
Streaming large JSON file with Jackson – RxJava FAQ
In the previous article, we learned how to parse excessively large XML files and turn them into RxJava streams. This time let’s…
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Enterprise Java
The Apache Ignite Native persistence, a brief overview
In-memory approaches can achieve blazing speed by putting the working set of the data into the system memory. When all…
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Enterprise Java
Spring Webflux – Kotlin DSL – a walkthrough of the implementation
In a previous blog post I had described how Spring Webflux, the reactive programming support in Spring Web Framework, uses a…
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