Logstash pitfalls and how to avoid them

Logstash is a system that receives, processes and outputs logs in a structured format. By sending a string of information, you receive a structured and enriched »

Docker Basics: A practical starters guide

In my last article "What is Docker", I covered the basics of what Docker is and why you should use it. This article will be the »

Mozilla Rust

Lately I've been digging into Rust, a new programming language sponsored by Mozilla. They recently rewrote their docs and announced a roadmap to 1.0 by »

Grails locking rows for update in PostgreSQL with NOWAIT

One day I needed to lock a record in grails application for update so other transactions does not mess with it while I am updating it. »

Using PageRank to Detect Anomalies and Fraud in Healthcare

PageRank[1]is the poster-child of graph algorithms, used by Google in its original search engine system to determine which web pages are most influential. The »