Installing Brew and uv on macOS 💻

This guide walks you through installing Homebrew, a package manager for macOS, and uv, a fast Python package installer and resolver, using your terminal. ✨

What are Brew and uv? ❓

Homebrew ("Brew") is a free and open-source software package management system that simplifies the installation of software on macOS. It allows you to install various utilities and applications with a single command in your terminal.

uv is an extremely fast Python package installer, resolver, and more, written in Rust. It's often used as a faster alternative to tools like pip.

Installing Homebrew 🍺

Follow these steps to get Homebrew installed:

• Open your Terminal application. You can find it in Applications > Utilities or search using Spotlight (Cmd + Space).
• Copy and paste the following command into the terminal and press Enter:

/bin/bash -c "$(curl -fsSL https://raw.githubusercontent.com/Homebrew/install/HEAD/install.sh)"

This command downloads and runs the Homebrew installation script from GitHub. The script will explain what it will do and may ask for your administrator password to install necessary components.

• Follow the on-screen instructions to complete the installation. This might involve pressing Enter to confirm and entering your password.
• Once the installation is complete, the script might output instructions to add Brew to your PATH. Make sure to follow these steps carefully. Typically, you'll need to run a couple of commands provided by the installer.
• Verify the installation by closing and reopening your terminal, then typing:

brew --version
brew doctor

This should display the installed Homebrew version.

Installing uv ✨

Once Brew is installed, installing uv is straightforward:

• Open your Terminal.
• Use Brew to install uv with this command:

brew install uv

Brew will download and install the latest version of uv.

• Verify the installation by typing:

uv --version

You should see the installed uv version. You can now use uv instead of pip for many Python package management tasks, for example, uv pip install requests.

Keeping Things Updated 🔄

To update Brew and all installed packages (including uv), run the following commands:

brew update
brew upgrade

brew update fetches the latest Homebrew information, and brew upgrade upgrades all outdated installed formulae.

You've successfully installed Brew and uv on your macOS machine! 🎉

Testing Syntax Highlighting (JavaScript) 🧪

Here's a random JavaScript code block to ensure syntax highlighting is working correctly:

function greet(name) {
  console.log(`Hello, ${name}!`);

  const numbers = [1, 2, 3, 4, 5];
  let sum = 0;

  for (let i = 0; i < numbers.length; i++) {
    sum += numbers[i];
  }

  if (sum > 10) {
    console.log("Sum is greater than 10.");
  } else {
    console.log("Sum is 10 or less.");
  }

  return sum;
}

greet("World");

Sample 2x6 Table 📊

Here is a simple table with 2 rows and 6 columns: