Extrapolation: a weekly column
Every day you learn something new; what did I learn this week? I will write here interesting and specific facts about something I discovered or learned every...
Posts by Year
2023
2022
Application Security: why prevention is better than cure
My thoughts on application security, why it is important not to underestimate it.
My Work From Home Setup
Here is how I’ve improved my WFH setup during the COVID-19 pandemic.
2021
2020 Best Nine
Continuing the tradition of selecting my favourite nine photos of the year from my Instagram profile, along with some of my thoughts about it 
2020
I’ve developed a kubectl plugin in Java, and I’m proud of it!
Here it is a simple kubectl plugin written in Java language and runned using jbang. Detailed guide later.
The 501 Developer Manifesto
A 501 developer is one who bolts out the door at 1 minute past 5pm.
2019
My toolbox for Kubernetes development (so far) UPDATED
Here’s a not-so-comprehensive list of all the tools that I use to work with K8s to further enhance my development work.
Build you own Kubernetes Playground
Have you ever wanted a destructible and fast Kubernetes playground? Does the Internet world provide only complicated solutions that work on Linux only? This ...
Beware the Pygmalion effect
The Pygmalion Effect is the phenomenon whereby higher expectations lead to higher performance.
Run your Eclipse IDE with Shenandoah GC
Shenandoah is the low pause time garbage collector that reduces GC pause times by performing more garbage collection work concurrently with the running Java ...
Run your Eclipse IDE with ZGC
The Z Garbage Collector, also known as ZGC, is a scalable low latency garbage collector that can improve responsiveness of you Java based IDE
Improving DNS privacy
Clear text DNS queries can be observed and those queries can reveal not only what websites an individual visits but also meta data about other services
The developer evolution
Most people today are unsure if they are developers or computer enthusiasts, and developers often will ask themselves, what has to happen before I actually b...
Improve your stream collector-fu
Have you ever find yourself wanting to collect a stream multiple times? This post is for you! 
SOLID Java
SOLID Principles in Java, address dependencies and tight coupling. Create a set of well designed and written classes so you can speed up the coding process! ...
2018
Building my own 4G LTE Router
In this project I’ll describe how I built my own Router with 4G LTE Internet access, DHCP and DNS server with content filtering with a Raspberry Pi and a 4G ...
Monitor your Java Services with Prometheus Healthchecks
Prometheus Healthchecks is a way to perform application health checks within the Prometheus platform.
Welcome Jakarta EE!
Java EE is renamed Jakarta EE
Fifty Sizes of JAR
Brief recap of various techniques for packaging Java microservices with Wildfly Swarm 
and running on Docker 
Configuration for MicroProfile vs. Viper Configuration
MicroProfile Config is a solid standard with some implementation available but has some deadly weaknesses that Viper 
overcomes
2017
2017 Best Nine
My favourite nine photos of the year from my Instagram profile, along with some of my thoughts about it
How to trash the exception model in Java: the Either type
Getting inspired by Scala, a functional perspective, part two 
How to trash the exception model in Java
Getting inspired by Scala, a functional perspective 
My journey to fit life - Day 138
Work progress status of my journey about 4 months later.
My journey to fit life - Day 1
I want to share with you my thoughts about an experiment upon myself. It’s about how I’m trying to achieve a more fit life. 
Hello World
Hello there! I am pleased that you’d like to know a little about me as you continue reading my self introduction hehe.. 