Jul 1, 2026
Giving Netlify access to a new GitHub repo
When a new GitHub repo doesn't show up in Netlify, the fix is in your GitHub app permissions—not the Netlify dashboard.
English Posts
Jun 28, 2026
Undoing more than one commit at once with git revert
Learn how to revert a range of commits in one command with git revert, including the A..B notation and when to use --no-commit.
Jun 20, 2026
Recovering lost commits with git reflog
Learn how git reflog tracks your movements in Git, how to read its entries, and how to restore a previous state.
Feb 3, 2026
Automating CSS versioning in staging through GitHub Actions
Learn how to bypass caching by versioning CSS files with automated staging deploys through GitHub Actions.
Feb 3, 2026
AI-powered software development flow: Lessons from shipping My Yarn Stash
What I learned building a real product with AI tools as collaborators: where they helped, where they failed, and why clarity matters more than the tools themselves.
Nov 15, 2025
Field Notes: Hacktoberfest 2025, Week 5
Copilot for the win.
Oct 26, 2025
Field Notes: Hacktoberfest 2025, Week 4
7 pull requests merged on GitFichas and an overview on the hacktoberfest badges.
Oct 20, 2025
Field Notes: Hacktoberfest 2025, Week 3
Blog and GitFichas work - GitFichas now has a search bar!
Oct 19, 2025
The writer and the bot: A pull request fairy tale in the age of AI
How I used Copilot to adjust my blog covers over my morning cup of coffee
Oct 14, 2025
Contribute to GitFichas
Over 90 issues waiting for you
Oct 12, 2025
Field Notes: Hacktoberfest 2025, Week 2
A week 2 recap - TLDR 54 PRs this week!
Oct 5, 2025
Field Notes: Hacktoberfest 2025, Week 1
A recap covering GitFichas contributions, pull request statistics, and others
Sep 29, 2025
Preptember 2025 week 4: Final week is here, plans change and that's fine
Plans change and less work because resting is also important
Sep 22, 2025
Preptember 2025 week 3: Color schemes and Copilot improvements in GitFichas
Busy weekend but we have 6 different color schemes on GitFichas now 🎨
Sep 15, 2025
Preptember 2025 week 2: GitFichas now supports multi-language
Big issue closed and a big win for localization 🚀
Sep 8, 2025
How to Configure the Auth0 MCP Server in VS Code for AI Assistant Integration
Learn how to integrate Auth0 MCP server with VS Code for enhanced AI-powered development workflows
Sep 8, 2025
First weekend of preptember 2025
This weekend GitFichas is got a remake and some bugs fixed 🚀
Aug 31, 2025
Configure a Local Python MCP Server in VS Code
Learn how to integrate a custom Python MCP server with VS Code to use it directly in your development environment.
Aug 29, 2025
How to create an llms.txt file in Jekyll and GitHub Pages
Learn how to automatically generate a llms.txt file in Jekyll
Aug 28, 2025
How to Build a Python MCP Server to Consult a Knowledge Base
Turn a blog into a searchable knowledge base for your AI assistant. Follow this step-by-step guide to build a local MCP server in Python
Jun 26, 2025
Model Context Protocol (MCP) Spec Updates from June 2025: One Small Step for a Spec, One Giant Leap for Security
Explore the latest MCP specifications update focusing on authentication mechanisms and security improvements for AI assistants
Apr 5, 2025
Creating a Travel Diary With Django
Learn how to add interactive maps to your blog.
Jan 21, 2025
RAG and Access Control: Where Do You Start?
Learn how to use retrieval-augmented generation with fine-grained authorization to ensure that private information stays private
Dec 5, 2024
FastAPI Authentication by Example
Learn to integrate Auth0 with a FastAPI web app
Nov 9, 2024
Apple Intelligence Clean Up: removing objects from iPhone photos
A look at how Apple Intelligence's Clean Up feature erases objects from photos on iPhone and iPad, with real before-and-after shots.
Oct 29, 2024
Learn to make pull requests using GitHub Codespaces and contribute to open source
Fork, branch, pull request. Learn how to use GitHub Codespaces to make your contributions.
Oct 23, 2024
Reflections from a maintainer and contributor during Hacktoberfest - is open source struggling?
I don’t know, but I’d love to see more projects and contributors alike
Oct 22, 2024
GitFichas is Now Open Source 🎉
Exciting news for anyone that deals with Git and might need a reminder or two about some commands 🤩
Dec 15, 2023
Tips on migrating from Flask to FastAPI and vice-versa
Learn the differences between Flask and FastAPI when dealing with templates, routers, and static files
Dec 4, 2023
Heroku CLI login from the terminal with MFA enabled
How to log in to the Heroku CLI from the terminal without a browser, even with multi-factor authentication (MFA) turned on. Handy on GitHub Codespaces.
Dec 2, 2023
Login to Heroku from GitHub Codespaces
Using the Heroku CLI on GitHub Codespaces to perform a "browserless" login
Dec 1, 2023
Renaming files in Git: the right way (using git mv)
Rename a file in git without breaking your history. Learn how git mv renames files in one step so git doesn't think you deleted and recreated them.
Dec 1, 2023
How to undo changes in a Git repository using git revert
Learn how to use git revert and reverse changes
Sep 20, 2023
Using empty commits to rebuild GitHub Pages websites
How to use Git to force building a website hosted via GitHub Pages
Sep 11, 2023
Getting the last element of a list in Python
How to get the last item of a list in Python using negative indexing, the clean way instead of len(my_list) minus one.
Sep 10, 2023
How to count characters of a property on Notion easily using formulas
An introduction to the superpowers of database properties
Sep 8, 2023
7 Lessons I learned from recording and editing short videos
Getting comfortable with a new skill requires effort, here's what I learned so far on editing and recording videos
Aug 19, 2023
What tools do you use?
Here’s where you can find a list of mine
Aug 16, 2023
Notes on self-publishing my first ebook
Writing is hard, publishing is also hard, here's what I learned by doing it the first time
Dec 16, 2022
My year in review: 2022, a year of adventures
A reflection on the events of the year
Nov 30, 2022
3 tips you should know about GitHub Codespaces
Basic tips you can use in less than 5 minutes
Oct 31, 2022
7 useful tips for traveling with ease ✈️
The tips that helped me get through over 15 airports in seven countries in a timely manner in the past year
Mar 29, 2022
First year as a Developer Advocate 🥑
Curious about how the move from data science to developer relations/advocacy was? Read this one 😉
Feb 12, 2022
My content creation process
Let me share with you how I organize all articles, videos, talks, and podcasts I create and maybe help you with your own creation process
Feb 5, 2022
Learn why the command git stash drop is useful
Understand when to use git stash drop how it works
Jan 23, 2022
Using git stash: pop, apply, and drop
Understand how to use git stash and git stash pop for real
Jan 18, 2022
Tips to improve your LinkedIn profile
Hands-on tips for you to improve your LinkedIn profile in less than 30 minutes
Jan 16, 2022
Introducing GitFichas!
Your new best friend: git study cards!
Jan 15, 2022
Undoing the last commit and keeping the changes for a next commit
Undo the last commit with git reset using --soft and reuse the message with ORIG_HEAD
Jan 14, 2022
Undoing the last commits using git reset
Learn how to use the git reset command to undo most recent commits
Jan 1, 2022
Creating a new branch and switching to it with just one command
See how to use git checkout and git switch to create a branch and switch to it with just one command
Dec 30, 2021
Updating a branch with git rebase
See how to use git rebase to bring all the most recent commits to your current branch
Dec 29, 2021
Fixing the branch source with git rebase
Understand how to use git rebase para to fix the brach source
Dec 24, 2021
Solving conflicts in Git
A recipe to understand and fix conflicts in git
Dec 24, 2021
Creating empty folders in git with .gitkeep
Git doesn't track empty folders. Here's how the .gitkeep file lets you commit an empty directory and keep your project's folder structure.
Oct 6, 2021
5 Tips to Make Your Pull Request Shine ✨
Top tips to make your open-source contribution a success
Jul 2, 2021
How to Handle JWTs in Python
Learn how to create, parse and verify your JWTs in Python using PyJWT
May 31, 2021
Configuring and accessing your droplet via SSH
A guide on how to configure your Droplet to access it via SSH
May 21, 2021
What's new in Flask 2.0
Get to know more about the changes in this release of the framework
Apr 29, 2021
Getting to know Jessica Temporal, Sr. Developer Advocate @ Auth0
Welcome blog post on the Auth0 blog
Apr 21, 2021
Creating your machine on the cloud with Digital Ocean
A step-by-step guide to create an instance (Droplet) at Digital Ocean
Mar 26, 2020
Working remotely
Tips I use when I'm working remotely for you that are adapting yourself
Feb 25, 2020
Fixing date error while running jekyll on macOS Catalina
This pro tip explains how to fix the "Invalid date" error you may see on macOS Catalina
Dec 18, 2019
Who do you think of when asked for a referral?
You know qualified women. Why not appoint them?
Sep 27, 2019
From 0 to 17 thousand pageviews
How a theme exchange impacted the number of hits on my blog
Apr 13, 2019
How to define the optimal number of clusters for KMeans
Learn to calculate the optimal cluster number using the elbow method
Apr 3, 2019
Copying files into a container
Let's learn to copy files into a container without using volumes
Mar 16, 2019
Playing with Docker’s container listing
Learn to list and filter containers from the list
Mar 13, 2019
Podcast backstage tour
See how Pizza was born and get inspired to create your podcast
Apr 15, 2018
Deploying an API to Heroku
Learn how to deploy a Flask API to Heroku, using Heroku CLI and Git
Jan 13, 2018
Ruby Project Dependencies: Gemfile
Today's pro-tip teaches you what to do when you don't have a Gemfile
Jan 7, 2018
Publishing your own website with Jekyll
Learn to get your website up and running using the terminal, jekyll and other tools.
Jan 7, 2018
Choosing a Jekyll theme
Chose a theme and start blog without fuss
Jan 6, 2018
Python project dependencies: requirements.txt
Learn about the requirements.txt file
Dec 30, 2017
Python virtual environments: venv
Learn how to create virtual environments using Python's module venv
Dec 29, 2017
Python and its versions: pyenv
Learn how to install manage Python versions using pyenv
Dec 27, 2017
Add colors when sharing your website
How to add a thumbnail on your site
Oct 30, 2017
Documenting history with Sphinx
Using Sphinx to create documentation of the processes of organizing a community event
Feb 1, 2017
Even core devs have hiccups ¯\_(ツ)_/¯
After a few months working on a open-source project sometimes I still find myself having trouble with some things. An...
Jan 26, 2017
The moving
A letter to my friends
Jan 23, 2017
What I wanted to say but 1024 characters wouldn’t let me
As I was filling out PyCon’s financial aid form, I came across the followingquestion: Your Involvement. It wasn’t rea...
Oct 13, 2016
It's Alive
Finally I managed to get this thing going! After a few days trying to get thisbeautiful Jekyll template to work, and ...