The Tech Pulse

The Tech Pulse

Notes

Notes is a section where I share quick summaries of YouTube videos that I’ve recently watched and enjoyed. These videos cover a variety of topics—from tech and DIY builds to creative ideas and curious discoveries. If a video was inspiring, insightful, or just plain cool, you’ll likely find a note about it here.

Apple’s Widget Backdoor

Apple’s Widget Backdoor

One Bag Travel in Japan: 14 Essential Tips You Need to Know

Traveling to Japan with just one bag? This video is your ultimate guide to one bag travel across Japan—whether you're exploring Tokyo's neon streets or heading off the beaten path.

One Bag Travel in Japan: 14 Essential Tips You Need to Know

I built a Spotify Music Player

In this video, I walk through building a DIY Spotify Music Player using the Pimoroni Presto, a touchscreen display powered by the Raspberry Pi Pico 2. This project features real-time album cover art, playback controls, and a custom touchscreen interface built with MicroPython.

I built a Spotify Music Player

AI Intruder Detection Camera aka Peeper Pam

The video introduces a new AI kit for Raspberry Pi 5 and showcases a clever desktop gadget that uses computer vision.

AI Intruder Detection Camera aka Peeper Pam

The $0 Home Server

The $0 Home Server is a budget-friendly way to transform an old, underpowered computer—like an old laptop—into a home server capable of handling multiple useful tasks. This guide, by Chris Kalos, walks you through the steps to repurpose such a device without spending any extra money.

The $0 Home Server

Turn Your Old PC Into a Home Server FOR FREE!

This video guides viewers on setting up a home server using old PC hardware for various applications.

Turn Your Old PC Into a Home Server FOR FREE!

Ubuntu Server - Network Storage with Samba

With Samba, you can easily set up shared network storage that is accessible by all devices in your home, including Windows, macOS, and Linux systems. Samba is an open-source implementation of the SMB/CIFS protocol, the same protocol used by Windows file sharing. This means your server can act as a file server, providing a shared drive for your home network.

Ubuntu Server - Network Storage with Samba

Ubuntu Server - Samba

Using Samba on your Samsung NC110 running Ubuntu Server 24.04.1 is a lightweight and manageable solution that should not have a significant impact on your server, especially if it’s being used primarily for network storage and media sharing.

Ubuntu Server - Samba

I Turned My Mac Into A Linux Laptop

The video chronicles a seamless installation of Linux on an Apple Silicon MacBook, showcasing the ease and functionality of Asahi Linux.

I Turned My Mac Into A Linux Laptop

How I Coded ANOTHER Profitable App SOLO (step by step / from scratch / with AI)

Build & deploy your apps in minutes with Tempo:

How I Coded ANOTHER Profitable App SOLO (step by step / from scratch / with AI)

Cloudflare Tunnel Setup Guide - Self-Hosting for EVERYONE

This video is a detailed guide on how to set up a Cloudflare tunnel to self-host services without needing a public IP, useful for those stuck behind carrier-grade NAT. The presenter explains the steps to create a tunnel using the CLI on an Ubuntu Server LXC container, making it accessible to the outside world through Cloudflare. The process involves installing the Cloudflare client, authenticating it with Cloudflare, creating a tunnel, and configuring DNS and ingress rules to route traffic to specific services on the local network. The presenter also demonstrates how to run the tunnel as a service, allowing it to start automatically and support various protocols like HTTP, SSH, or RDP.

Cloudflare Tunnel Setup Guide - Self-Hosting for EVERYONE

Code Server - Install on Ubuntu Server

Yes, you can install Code Server on your Ubuntu Server! Code Server allows you to run Visual Studio Code on your server and access it from a web browser, so you can develop from anywhere. Here's how to install it.

Code Server - Install on Ubuntu Server

Ubuntu Server - Install NVM

The video chronicles a seamless installation of Linux on an Apple Silicon MacBook, showcasing the ease and functionality of Asahi Linux.

Ubuntu Server - Install NVM

Ubuntu Server - Web and Database server

Can I use one VM as Web Server and Database server? Yes, you can absolutely use one virtual machine (VM) as both a web server and a database server. This is a common setup for small-scale projects, development environments, or low-traffic websites, where resource constraints aren’t as critical.

Ubuntu Server - Web and Database server

Ubuntu Server - Why LEMP is better than LAMP

When comparing LEMP (Linux, Nginx, MySQL/MariaDB, PHP/Python/Perl) and LAMP (Linux, Apache, MySQL/MariaDB, PHP/Python/Perl) for your Ubuntu server running on a Samsung NC110, there are a few considerations that make LEMP potentially a better choice, especially for this specific hardware setup.

Ubuntu Server - Why LEMP is better than LAMP

Ubuntu Server - WireGuard

The video chronicles a seamless installation of Linux on an Apple Silicon MacBook, showcasing the ease and functionality of Asahi Linux.

Ubuntu Server - WireGuard

E-ink Weather Dashboard with a Raspberry Pi

Building a DIY E-Ink weather display using a Raspberry Pi and Inky Impression. This low-power weather dashboard displays real-time data from OpenWeatherMap and comes with a web UI to customize and schedule automatic updates.

E-ink Weather Dashboard with a Raspberry Pi

AI Engineering with Chip Huyen

On today’s episode of The Pragmatic Engineer, I’m joined by Chip Huyen, a computer scientist, author of the freshly published O’Reilly book AI Engineering, and an expert in applied machine learning. Chip has worked as a researcher at Netflix, was a core developer at NVIDIA (building NeMo, NVIDIA’s GenAI framework), and co-founded Claypot AI. She also taught Machine Learning at Stanford University.

AI Engineering with Chip Huyen

Let’s dive into some handy JavaScript and CSS tricks to streamline your web development workflow

Need to determine a user’s network speed? JavaScript’s Network Information API has got you covered! You can access the downlink speed (in Mbps) through navigator.connection.downlink

Let’s dive into some handy JavaScript and CSS tricks to streamline your web development workflow

Building a $100 Minecraft Server! (2025)

Welcome to my latest video featuring a build a setup of a sub $100 game server!

Building a $100 Minecraft Server! (2025)

I built an AI Powered E-Ink Display

I built an AI Image and Text plugin for my DIY E-Ink Display with a Raspberry PI, using Open AI's DALL-E and GPT-4o models. This project features a Web UI that allows you to remotely generate and display AI art and text content and schedule updates.

I built an AI Powered E-Ink Display

Minimal E-Ink Clock with a Raspberry Pi (Tutorial)

I made this DIY E-Ink Display with a Raspberry Pi and a web ui to customize and update the display with different plugins.

Minimal E-Ink Clock with a Raspberry Pi (Tutorial)

I Tried the $10,000/Month Side Hustle

soo i tried this popular side hustle for 30 days...here's the process!

I Tried the $10,000/Month Side Hustle

10 Genius Apple Shortcuts to Simplify Your Life

Discover 10 time-saving Apple Shortcuts that automate daily tasks like bill splitting, grocery lists, and focus modes. Download these free shortcuts to boost your iPhone productivity.

10 Genius Apple Shortcuts to Simplify Your Life

I forced EVERYONE to use Linux

The video demonstrates setting up a Linux terminal server to enhance productivity by allowing multiple users to access powerful computing resources simultaneously.

I forced EVERYONE to use Linux

Docker Crash Course for Absolute Beginners

This Docker crash course explains what Docker is, why it was created, and how it simplifies software development and deployment. It covers essential concepts like Docker images, containers, Dockerfile, and registries. The tutorial contrasts Docker with virtual machines and demonstrates Docker's role in the development lifecycle.

Docker Crash Course for Absolute Beginners

NGINX Tutorial - What is Nginx

This tutorial introduces NGINX, explaining its purpose, functionalities like load balancing, caching, and SSL encryption, and its use cases in web servers, proxies, and Kubernetes environments. It contrasts NGINX with Apache, highlighting its speed, lightweight nature, and flexible configuration, making it a popular choice for handling large-scale web traffic.

NGINX Tutorial - What is Nginx

No more Cloudflare Tunnels for me...

This tutorial introduces NGINX, explaining its purpose, functionalities like load balancing, caching, and SSL encryption, and its use cases in web servers, proxies, and Kubernetes environments. It contrasts NGINX with Apache, highlighting its speed, lightweight nature, and flexible configuration, making it a popular choice for handling large-scale web traffic.

No more Cloudflare Tunnels for me...

EASY Budget Minecraft Servers With Crafty

EASY Budget Minecraft Servers With Crafty

Next.js 13 Crash Course | App Directory, React Server Components & More

A complete crash course to NextJS version 13 and it's new features such as the app directory structure, routing, React Server Components vs client components, layouts and more.

Next.js 13 Crash Course | App Directory, React Server Components & More