All Categories - Nelson Figueroa

All Categories

AWS

Getting EC2 Instance Metadata Using IMDSv2

Redirect One Domain to Another Using AWS S3 and CloudFront

Hosting a Static Website on AWS Using S3 and CloudFront

Finding AWS Resources by IP Address

Replacing AWS ACM SSL Certificates With No Downtime

Cybersecurity

Publishing Fake AWS API Keys on My Site

Scrape Contributor Emails From Any Git Repository

Using Python to Flood Scammers with Fake Passwords

Retaliating Against MetaMask Scammers With Python

Scraping GitHub Contributor Emails

Ruby on Rails

Automatically Delete Development Logs in Ruby on Rails

Restricting Ruby on Rails Routes with :only and :except

Fix Devise Errors in Ruby on Rails 7

Uniqueness Constraint Between Two Columns in Rails

Handling Decimal Precision in Rails

Ruby

Ruby Hash Key Types Vary Depending on Hash Syntax

Sorting Hashes in Ruby

Iterating Through Hashes in Ruby

Set a Default Ruby Version with Ruby Version Manager (RVM)

Useful Constants in Ruby's Date Class

macOS

Delete All node_modules Directories Recursively in macOS and Linux

How To Install Older Versions of Homebrew Packages

Cleaning Up Residual Files on macOS After Deleting Apps

Privacy

Scrape Contributor Emails From Any Git Repository

Scraping GitHub Contributor Emails

My Favorite Privacy Apps and Services

Docker

How to Determine the Entrypoint for a Docker Image

Ignore Files Across All Subdirectories in .dockerignore

Opinion

Company Missions are Bullshit

As an Employee, You Are Disposable

Python

Using Python to Flood Scammers with Fake Passwords

Retaliating Against MetaMask Scammers With Python

Shell

Delete All node_modules Directories Recursively in macOS and Linux

Scrape Contributor Emails From Any Git Repository

Bash

Delete All node_modules Directories Recursively in macOS and Linux

Git

Scrape Contributor Emails From Any Git Repository

GitHub

How to Enable Manual Runs of GitHub Actions Workflows

Go

Insertion Order Iteration of Maps in Go

Homebrew

How To Install Older Versions of Homebrew Packages

Kubernetes

Kubernetes Concepts and Hands-On with Minikube

Linux

Delete All node_modules Directories Recursively in macOS and Linux

NGINX

NGINX: Difference Between ~ and ~* Tildes

Node

Delete All node_modules Directories Recursively in macOS and Linux

Random

My Donation Earnings Over the Past Year

Serverless

Adding Environment Variables to Serverless Functions