Java
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In encryption we trust! A tutorial
Many people view encryption as a complicated subject, something difficult to understand. And certain aspects of its implementation can be,…
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JSON Schema’s Role in Building and Deploying Your API
What is JSON Schema? It provides a thorough way of describing the structure and properties of any JSON value. It…
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Replacing exceptions with error notifications during input validation in Java
In my previous article I wrote about an input validation design which replaces hard-to-maintain-and-test if-else blocks. However, as some readers pointed…
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Neo4j: Traversal query timeout
I’ve been spending some of my spare time over the last few weeks creating an application that generates running routes…
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Better late than never: SSE, or Server-Sent Events, are now in JAX-RS
Server-Sent Events (or just SSE) is quite useful protocol which allows the servers to push data to the clients over…
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Java Command-Line Interfaces (Part 29): Do-It-Yourself
This series on parsing command line arguments from Java has briefly introduced 28 open source libraries that can be used…
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Aggregate and Index Data into Elasticsearch using Logstash, JDBC
Introduction In my previous posts here and here I showed you how to index data into Elasticsearch from a SQL…
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Why is Spring’s Health Down, Down, Up, Up, Up and Down again?
Why Our new JavaScript client application regularly calls the /health endpoint of our Grails backend to determine on- of offline…
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Java Command-Line Interfaces (Part 28): getopt4j
The page for getopt4j describes this as “a library to parse command line arguments according to the GNU style.” The…
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