Marco Pegoraro

 

Books That Shaped My Life

You become what you read, So read what you want to become. Communication, Body Language, Personal Development, Biographies & more.

16 Dec 2025 · 1 min read

ai

50 FIRST TASKS

Code assistants forget stuff. Here's how to teach it not to. Boost Copilot, Cursor, and other assistants with a structured Memory Bank to make every task smarter, faster, and even more human.

13 Jul 2025 · 14 min read

ai

AI is Moving Fast. But Context Moves Slower.

AI automates tasks, but the real challenge isn’t execution—it’s gathering context. And much of that context lives outside IT systems, buried in human interactions, undocumented knowledge, and team dynamics. Until AI can bridge that gap, understanding remains a human advantage.

27 Feb 2025 · 3 min read

ai

Context Fuels Language Models

Just as machine learning algorithms rely on quality training data, large language models thrive on their given context.

31 Jan 2025 · 10 min read

postgres

PGMate, the client that rocks!

PGMate is a Docker-based Postgres client that focuses on Developer Experience and packs features inspired by Postman, NPM, VSCode. And AI. lots of AI.

12 Dec 2024 · 5 min read

ai

Mastering Swedish with AI

My Journey with ChatGPT as a Tailored Swedish Tutor I lived in Sweden for a decade and never truly mastered the language. I navigated daily life with...

31 May 2024 · 4 min read

ai

My first dive into AI

A collection of posts that tell my learning experience in ML/AI with Python, JupiterLAB, and OpenAI

14 Apr 2024 · 2 min read

ai

Embeddings and all the Black Magic

First steps with Embeddings and OpenAI: from API setup to a working Jupiter Notebook.

14 Apr 2024 · 3 min read

ai

My Docker-based AI/ML Training Environment

Dive into Docker, JupyterLab, and machine learning with 'learning-python'. Features Python 3.9, NodeJS, and PostgreSQL with pgvector. Start with make start at localhost:8888.

14 Apr 2024 · 2 min read

Docker

Ditching Docker Desktop

How we learned to run Docker natively and save 55k a year!

28 Feb 2024 · 3 min read

ai

AI Can't Fuck it Up!

AI skills scale fast, but human error births innovations like penicillin and X-ray. Our imperfections drive ingenuity, making us irreplaceably creative.

5 Nov 2023 · 4 min read

team

Rehearsed Remotely, Delivered Dramatically

See how we went from practicing online to rocking the stage in real life. We're a team spread out all over Europe, but we're coming together to show off the tech that will change how we work. Don't miss out!

4 Oct 2023 · 2 min read

book

Extreme Ownership

Owning Leadership with SEAL Precision - Book review

28 Jul 2023 · 1 min read

book

The Books that Shaped my Thoughts

The more you read, the more you grow. But the better you read, the faster you learn! Here is my list of books. Ideas that helped me grow.

28 Jul 2023 · 1 min read

book

Exactly What To Say

The Magic Words for Influence and Impact - book review

28 Jul 2023 · 2 min read

learning

Teaching SQL with ChatGPT

Explore how ChatGPT is transforming SQL learning. This AI doesn't replace database engineers, but serves as a powerful assistant that simplifies the creation of complex queries and data generation. Dive into the future of database education.

13 Jun 2023 · 6 min read

war stories

Scale it up, stupid!

Knowledge plays a paramount role in performance management, scalability of a system, and ultimately in regulating the costs of a product. In this story, I share a failure that pushed me to increase my knowledge.

2 Feb 2023 · 8 min read

architecture

Put the logic back in the DB!

How to choose between DB-centric or horizontally scalable applications? This article explores the components of this choice, provides examples, and a practical checklist to answer this question.

29 Dec 2022 · 7 min read

chatgpt

Pair programming with ChatGPT

I had a natural and practical pair programming experience with ChatGPT. I'm excited and shocked at the same time. Is this going to replace me?

25 Dec 2022 · 3 min read

architecture

Micro-Domain Architecture

A Micro-Domain Architecture is an organization of People and Tech that aim to keep under control the amount of information that must be exchanged between different parties, and parallelize workstreams.

28 May 2022 · 17 min read

Communication

War doesn't determine who is Right, only who is Left

Winning an argument or a debate is a matter of communication skills rather than owning the truth. I'm gradually learning this truth as I genuinely excel in being right while being perceived as wrong.

28 Feb 2022 · 5 min read

ForrestJS

Thy Shall NOT Burn in the Context Provider HELL

How to structure your React PWA to achieve loose coupling of features and avoid the Context Provider Hell

31 Jan 2022 · 6 min read

my story

Honor Thy Father and Thy Mother

How does your family react to your AFib management lifestyle? Here is my story.

11 Jan 2022 · 4 min read

my story

A Far Death Experience

Near-Death Experiences allegedly give us a peek into the Great Beyond, but you don't always need to die to steer your Life clear from the rocks.

8 Jan 2022 · 7 min read

Metabolic Health

Outrun the Lion

You have to take care of your body if you want to outrun the lion! Proper training saves your life and improves its quality.

2 Dec 2021 · 5 min read

Leadership

The One Secret to Leadership

The one secret is to step aside and ask your team the "what question" so to guide them to a solution that you believe in.

1 Dec 2021 · 3 min read

my story

A Country Race to Diagnose Atrial Fibrillation

In this story, I’m going to tell you my experience with the healthcare system of the 3 countries: Sweden, Denmark, and Italy.

29 Nov 2021 · 5 min read

my story

The Apple Watch got it first!

The first diagnosis of Atrial Fibrillation came from my Apple Watch. And my cardiologist took that into serious consideration.

29 Nov 2021 · 2 min read

my story

AFib, Early Symptoms

The first signs, my worries, and how I got to pay full attention to my Atrial Fibrillation.

18 Nov 2021 · 2 min read

my story

The Danish Doctor

This is how I got my AFib diagnosis in Denmark thanks to my company's private healthcare insurance. Part of the series: A Country's Race to Diagnose.

18 Nov 2021 · 3 min read

my story

The Swedish Struggle

Sweden is the country I live in. I sought help here but I received nothing so far. Here is my testify to a nightmarish healthcare experience.

17 Nov 2021 · 4 min read

my story

The Italian Job

This is how I got my AFib diagnosis in Italy. Part of the series: A Country's Race to Diagnose.

17 Nov 2021 · 3 min read

my story

It’s all about my Lucky Star

Sometimes, it's just too easy to give in to sadness and anger. But it is also possible to look at the bright side, as Monty Python used to sing!

13 Nov 2021 · 4 min read

my story

More Than a Feeling

This is how I feel when Atrial Fibrillation strikes, and what I'm learning from it.

11 Nov 2021 · 7 min read

my story

The Last One

Do you want to live happily ever after? You have to steer clear of sugar and start going to the gym. Said the doctor.

11 Nov 2021 · 5 min read

Quotes

The risk I took was calculated...

But man, am I bad at math.

6 Nov 2021 · 1 min read

Communication

You Can Learn From Anyone

You never know about the stuff that you don't know, and you never know what another guy knows. So it is better to keep an open mind about it.

5 Nov 2021 · 5 min read

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Cookies Policy

Cookie Policy for MarcoPeg.com This is the Cookie Policy for Ghost Pi, accessible from https://marcopeg.com. What Are Cookies As is common practic...

4 Nov 2021 · 4 min read

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Projects

I like to start new project. No, I LOVE to start new projects. Starting new projects give me the opportunity to go deep into one single subject and le...

3 Nov 2021 · 2 min read

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About Me

I was born to fly planes, luckily I'm a darn good web engineer!

3 Nov 2021 · 3 min read

Communication

Speak Your Customer's Language

This is part of a series of good lessons that my dad tried to give me when I was young. Of course, I didn't get it for the best part of my life. But it is better late than never, right?

12 Apr 2021 · 4 min read

Quotes

Everything not saved will be lost

Nintendo "Quit Screen" message.

6 Apr 2021 · 1 min read

postgres

Event Sourcing in Postgres: The Client

How to store different client's reading cursor in PostgreSQL, so to facilitate consuming an event stream by different consumers.

26 Mar 2021 · 3 min read

Quotes

Strong people don't put others down

They lift them up - Darth Vader (philantropist)

20 Jan 2021 · 1 min read

postgres

Event Sourcing in Postgres: The Events

How to build a basic data model for Event Sourcing in PostgreSQL, and let multiple clients consume one or more topics.

11 Jan 2021 · 3 min read

postgres

Event Sourcing in Postgres

How to build an Event Sourcing system using one of the best data-store tools available to humankind: Postgres!

13 Dec 2020 · 1 min read

Tips & Tricks

JavaScript: the Good Parts in 2020

This is a personal list of the stuff that I like about JavaScript and that I believe should be used today.

27 Oct 2020 · 18 min read

Tutorials

ForrestJS & Fastify Examples

Learn by examples how easy is to build a Fastify based Web Service with ForrestJS and its feature composability.

6 Aug 2020 · 2 min read

FetchQ

FetchqCRON

Executing repeatable jobs is at the core of most IT projects. From following up a few days after a user signs up, to repetitive cleaning or caching procedures. FetchqCRON provides time-based execution as a service, on Heroku or on-premise via Docker. FOR FREE.

31 Mar 2020 · 3 min read

Tutorials

Hasura in Gitpod

How to run Hasura.io in a GitPod.io workspace

9 Feb 2020 · 3 min read

FetchQ

FetchQ - An Introduction

Two years ago, I was working on a web-scraper with my startup Mysocial.io and we needed to distribute work across multiple servers while achieving uniqueness in the system. We were handling hundreds of millions of tasks and FetchQ is the result of that effort.

20 Jan 2020 · 8 min read

Tutorials

How to integrate Hasura with Auth0

Step by step guide on how to use Auth0 with Hasura in a Single Page App bootstrapped with Create React App.

26 Dec 2019 · 11 min read

postgres

Setup a Free PostgreSQL Database

Do you want to learn Postgres? Today you can spin up your database completely for FREE and start experimenting with one of the best database tools ever.

1 Dec 2019 · 2 min read

Tips & Tricks

Online IDEs for Learning how to Code

This is the best possible time to become a developer. Follow me and learn how to use FREE ONLINE RESOURCES to build a full-stack app that persists data in Postgres, exposes REST APIs with Fastify, and a sleek frontend with React and Ionic Framework.

27 Nov 2019 · 2 min read

tools

Gitbook Plugins

Last weekend I've been working on some plugins for GitBook. Here is the list!

10 Sept 2019 · 2 min read

postgres

Per-User Encryption with Postgres

In this article you learn how to apply per-user encryption to the data you store in Postgres. It is quite easy and it will allow you to guarantee the highest level of security and privacy to your users.

15 Jul 2019 · 8 min read

ForrestJS

Hooks - A truly modular NodeJS App

How to create a truly modular NodeJS App where your business values are organized in features and all the necessary infrastructure comes from NPM modules.

24 May 2019 · 5 min read

Tips & Tricks

How to run Postgres for testing in Docker

Running E2E integration tests often require your Postgres to be up and running, here are few tricks and suggestions how to do just that.

21 May 2019 · 2 min read

Communication

How to Win Friends and Influence People

This book opened my eyes and helped me building up new relationships after my first marriage ended. You will get a list of simple principles to deal with people.

8 Apr 2019 · 4 min read

Communication

Never interrupt your enemy when he is making a mistake

... said Napoleon, and it took 38 years for me to understand it

7 Apr 2019 · 3 min read

free

A 100% Free Website with Gatsby and Gitpod.io

Yes, I am working and hosting this website 100% for free thanks to GatsbyJS and Gitpod.io - here is how you can do the same

1 Apr 2019 · 6 min read

Tips & Tricks

How to keep your server clean of clutter with Docker Vacuum

Do you need a smart tool to clean up Docker images after a new deployment? Maybe DOCKER SYSTEM PRUNE is not always enough? Read on!

26 Mar 2019 · 4 min read

project

Coding The Stuffer

How comes when I need a specific service, I never find one ready?

22 Feb 2019 · 5 min read

Tips & Tricks

AWS S3 File Names - Troubleshooting

How to delete S3 files that contains spaces or non ASCII characters

20 Feb 2019 · 1 min read

Tips & Tricks

Docker Compose Healthcheck

How to monitor containers' status and create a deterministic boot order for your services.

18 Feb 2019 · 3 min read

Tips & Tricks

Gatsby Begins

And so I tried out Gatsby and promptly decided to turn my WordPress-based blog into a static generated website.

9 Feb 2019 · 2 min read

organization

Best Practices for a Good Team Experience

A few tricks I've learned that make collaboration easier.

18 May 2018 · 5 min read

aws

Optional Parameter in AWS CloudFormation Stack YAML

The following YAML CloudFormation stack creates an EBS volume returning its reference for further usage in a higher level template. I’ve chosen to us...

25 Mar 2018 · 1 min read

postgres

Make it Parallel

How to run consume a queue with multiple independent workers in Postgres, and survive!

1 Feb 2018 · 8 min read

Tips & Tricks

How to optimize Postgres for SELECT COUNT(*) on massive tables

How to (slightly) optimize SELECT COUNT(*) performance on PostgreSQL using partial indexes.

2 Dec 2017 · 4 min read

Tips & Tricks

WP Admin proxy for NGINX

How to proxy wp-admin in a headless WordPress setup.

18 Aug 2017 · 1 min read

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Apple - Security for travelers sucks

Did you know that you can't print any recovery code for your AppleID account? The more you protect it, the more is likely you lose control over it. And do you travel a lot? Then you'd better read this!

5 Apr 2017 · 3 min read

Tips & Tricks

WordPress on Thin Air

How to squeeze WordPress/MySql to the bare minimum memory consumption, and survive.

29 Mar 2017 · 6 min read

Tips & Tricks

Docker Stats with Containers Names

There is a way to get container's names out of `docker stats`, and Docker Humble makes it ridicolously easy for you.

8 Feb 2017 · 1 min read

experience

What is it like to be a Junior Developer?

It's the magic moment in which you realise you can use your knowledge to make some money.

24 Nov 2016 · 11 min read

Tips & Tricks

Dockerized MySQL Crashes a Lot!

Have you ever experienced a dockerized MySQL to stuck in low memory VPS? I did and luckily I found a solution! (yes, I googled it)"

13 Nov 2016 · 8 min read

experience

The Holy Grail of Code Sharing

Codesharing is a concept that is whispered in a low tone around the office, is being shouted loud by tools producers, and is simply misunderstood by the great part of us, IT folks.

27 Feb 2015 · 9 min read

data

Sleep tight and have a happy Life!

Backups are strange animals. In a perfect world you don’t need backups. You put efforts in building a solid backup strategy, you buy external drives, cloud storage and amazing software which you wish you never have to use in life.

15 Jan 2015 · 6 min read

experience

You'd better Test to save some Rest

Since the day I became a developer, I've always feared the "Big What The Fuck".

14 Jan 2015 · 6 min read

Communication

The Curse of the Proud Developer

When bad things happen on a Friday night, you ought to face your fears, seek help with your team, and work together to get to the beer you deserve!

12 Jan 2015 · 3 min read