English Content – Gioorgi

Simple Html debug via CSS

October 21, 2020 October 20, 2020 / English Content, Knowledgebase / css, easy, ideas, web, wordpress / Leave a Comment

Add the following css lines to your CSS theme, possibly at the end div::before { content:” C:” attr(class) “” } *::before,*::after { color:red; font-weight:100; font-size:1.0em } and div classes will showup easily. Very handly while customizing WoooordPress :) This page show a demo.

The end of the Database Mangement System as we know it

October 7, 2020 September 30, 2020 / DevOps, English Content, Software / microservice / Leave a Comment

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. Each microservice is responsible and owns its data. For instance if you have a MovieInventory service and a CheckIn/Checkout services, they must communicate each other via API. To search …

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Boris, Challenge Accepted!

September 26, 2020 September 26, 2020 / English Content / boris, challenge, covid, england / Leave a Comment

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. Then we became the best in the world at managing the epidemic from Covid, the country …

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Octo @ Gioorgi.com

September 24, 2020 September 24, 2020 / English Content, Retro Computing / chip8 / Leave a Comment

Octo is a high-level assembler for the Chip8 virtual machine, complete with an environment for testing programs, and tools for sharing your creations. Chip8 is one of the first “virtual machine” for games, a very retro piece of software :) Gioorgi decided to install a static copy for your pleasure….and do not forget to subscribe to …

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AWS ECS is NOT Docker Swarm

August 15, 2020 September 14, 2020 / DevOps, English Content, Knowledgebase / aws / Leave a Comment

Amazon Elastic Container services (ECS) is the Amazon Solution for running docker containers on Amazon. ECS is not a docker swarm implementation. I am writing this article to stress this, because this point is not very clear digging in the tutorials (it is explained a bit in the question “What is the difference between Docker Swarm, …

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

July 21, 2020 July 21, 2020 / English Content / cloudflare, internet / Leave a Comment

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 …

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Misterio: Ansible and Saltstack killer in docker

July 10, 2020 July 20, 2020 / DevOps, English Content / docker, misterio, spiderman / Leave a Comment

With bash & docker-compose as dependencies, Misterio is a agent-less super-customizable solution in few bash lines. Sorry Ansible/Saltstack/Puppet/Chef/...

Mail Server on Docker: sanity checks

July 1, 2020 July 1, 2020 / English Content, Freedom, Knowledgebase / docker, mailserver, privacy / Leave a Comment

I have a shiny mail server on gioorgi.com. I decided to manage it on first person because it is important. I had some troubles sending mail to Hotmail: they banned my IP. So I find out this fantastic site which will check for you a tons of things, like correct DKIM signature and so on. …

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QB64: basic Revenge

June 27, 2020 June 28, 2020 / English Content, Knowledgebase, Software / basic, retro computing / Leave a Comment

Quick Basic64 is a QBasic compatible programming language actively mantained. It produce C-compiled code and works under Linux and MacOS too. It resemble the original QBasic IDE, and supports its dialect. If you have some old qbasic code to “update”, QB64 is your best friend:Give it a try!

The new Java, the old java: save the date

June 21, 2020 July 9, 2020 / English Content / java / Leave a Comment

Java 15 will remove Solaris Support. This with the removal of Java Applet in JDK 9 is the final end of another Java mutation process cycle. I mean, Java 1.0 is dead as we know it. Vector, Applet and the Solaris-only version are all dead. Template was a “too complex feature”. I remember how was …

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Docker done right: docker compose and up to kompose

June 2, 2020 May 7, 2020 / English Content / docker, docker-compose, k8s / Leave a Comment

Docker was born for the cloud. It is the easiest way to run different software in a tiny box, installing it in a rapid way and with a nice way to wipe it in a snap. But when docker shines are the little docker compose files, which realize the Infrastructure as Code, a configuration file …

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runif

May 28, 2020 May 28, 2020 / English Content, Knowledgebase, Python, Software / bash, python / Leave a Comment

Idempotent and minimal python 3 library for rapid scripting. Provide support for creating file, adding data to them, patching and so on. Why? (Ba)sh scripting is very easy to setup. So we end up using it all the time for simple procedural script. Sometimes is it useful to have idempotent script, like Ansible and Saltstack …

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Commodore Retro Magic Dream: Pyc64 supports I/O on real emulation

May 19, 2020 May 17, 2020 / English Content, Retro Computing / 6502, c64, python / Leave a Comment

I am happy to announce pyc64 now supports save and load programs on top of real emulation. Irmen point me to the right code to look, and I implemented the fix in the weekend; happy hacking! Commodore-64 simulator in pure Python https://github.com/irmen/pyc64 5 forks. 37 stars. 1 open issues. Recent commits: Merge pull request …

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Memory Madness 2020

May 8, 2020 May 6, 2020 / English Content, Retro Computing / k8s, minimalismo, ram / Leave a Comment

In 1985, all my work started with a VIC-20 with 5Kb of RAM, and only 3583 bytes free for the BASIC. With 3 more kilobytes, VIC-20 would be able to unveil its more versatile graphic capabilities, but we have no luck. In 1995 I got a 8 MegaBytes computer with 512MB hard disk as workstation …

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