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HP 42s the BEST calculator and its FAST MODE

Nov 11, 2020 · 4 min read

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The HP 42S accompanied me throughout my university career, secretly designed for me some function graphs and with its 7KB alphanumeric also managed to make me keep some secret notes.

Simple Html debug via CSS

Oct 21, 2020 · 1 min read

en knowledgebase · easy ideas web wordpress

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Add the following css lines to your CSS theme, possibly at the end

The end of the Database Mangement System as we know it

Oct 7, 2020 · 2 min read

devops en software

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The end of the Database Mangement System as we know it

In Microservices architecture, you decompose your services in a set of fine-grained services. These services are full-stack software, from front end API down to database layer.

It all started with the Covid Lockdown. For the first time, Italy has complied with the RULES. 97% of people complied with the restraints imposed by a government that certainly did not shine out of charisma, perhaps fear helped.

AWS ECS is NOT Docker Swarm

Aug 14, 2020 · 3 min read

devops en knowledgebase · aws

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Amazon Elastic Container services (ECS) is the Amazon Solution for running docker containers on Amazon.

The Single-Point-of-Failure called “Cloudflare”

Jul 21, 2020 · 1 min read

en · internet

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On Friday one of the biggest content delivery network (CDN) had a configuration issue on its DNS, causing a global outrage for about half an hour. Hacker news has a long thread about it, but the embarrassing point is a lot of services was affected (Patreon, npmjs, DigitalOcean, Coinbase, Zendesk, Medium, GitLab…) including healthcheck 3-thrd part services (!)

Misterio: Ansible and Saltstack killer in docker

Jul 9, 2020 · 1 min read

devops en · docker

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Misterio: Ansible and Saltstack killer in docker

Misterio is a docker-compose based Ansible alternative.

https://github.com/daitangio/misterio

Why

I need to show Ansible and Saltstack configuration manager are nice tools but in a K8s world, the same result can be achieved in a much simpler way.

It was to teach the container way to some co-worker.

Without effort, I end up with a tool I am using on my home machines, which include a bunch of very different architecture (Ubuntu Boxes, ARMs RPi2, Windooze).

So I think it would be nice show Misterio to the world...and yes there is a bit of magic, called containers.

Mail Server on Docker: sanity checks

Jul 1, 2020 · 1 min read

en freedom knowledgebase · docker privacy

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[UPDATED 21/3/2022]

I have a shiny mail server on gioorgi.com. I decided to manage it on first person because it is important to have tight control on your email, in my humble opinion. It is not strictly necessary, but lending your email address to big company like Googles, Microsoft, Yahoo and so on could be a issue if you get banned by them for whenever reason.