Category Archives: Software Engineering

How to configure maven build for a single project for multiple environments

Posted on January 13, 2021 by chaikalis

This post shows how to configure maven build for a single project that needs to be deployed to multiple  environments. In other words, when we need a common code base that can be built towards STAGING of DEVELOPMENT environment or … Continue reading →

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Cloud computing

Posted on June 9, 2020 by chaikalis

Cloud computing has nowadays become the platform of the new, global digital transformation not only for our countries, governments and companies but for each one of us. Our phone contacts, photos and messages are stored in cloud datacenters. Music and … Continue reading →

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Async Rest with Completable Future, Async CDI Events and Java EE 8

Posted on February 25, 2019 by chaikalis

Rest https://gist.github.com/teohaik/aa0354e3b9815ee9f700d7c0b1f2a668 Service https://gist.github.com/teohaik/cdfd6f30a9d156f39b8ef9b26ae545df

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How to untrack files in Git

Posted on November 2, 2017 by chaikalis

We all know how to add a file under Git tracking. But what can we do to untrack a file or directory? To untrack a file: git rm –cached filename To untrack a directory (recursively) git rm -r –cached dir_name … Continue reading →

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Useful Git image

Posted on July 6, 2017 by chaikalis

Everybody gets confused with this, so I added a useful memo image                     Credits  

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Bug in Magnetice Resonance Imaging (MRI) Software invalidates results of last 15 years!

Posted on July 8, 2016 by chaikalis

Scientists led by Anders Eklund from Linköping University in Sweden recently announced a bug in the software that transalates results from MRI machines. The bug is related to a specific type of exam, called ‘functional MRI’. In this exam, the patient … Continue reading →

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Frequently Forgotten Fundamental Facts about Software Engineering

Posted on July 5, 2016 by chaikalis

A few day ago, I ran into a very interesting article by Robert L. Glass, published on 2001 at the IEEE Software Among other very interesting facts, it highlights maintenance costs: Maintenance M1. Quality and maintenance have an interesting relationship. M2. … Continue reading →

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