Notes

Apache

• Update Apache on RHEL and Ubuntu

  Quick reference to check Apache package updates on RHEL (httpd) and Ubuntu (apache2).

• Self-hosting Next.js with PM2 and Apache

  How to set up a Next.js standalone build and run PM2 behind an Apache reverse proxy on Ubuntu 24.

• Apache reverse proxy for Node.js

  VirtualHost config to proxy Apache to a Node.js/PM2 process, with SSL and WebSocket support for Next.js.

Bash

• WordPress database import and export with WP-CLI

  Two WP-CLI wrapper scripts for migrating a WordPress database between environments.

• Switch a Git remote

  Quick reference and commands to switch repos.

Deployment

• Self-hosting Next.js with PM2 and Apache

  How to set up a Next.js standalone build and run PM2 behind an Apache reverse proxy on Ubuntu 24.

Git

• Generate a GitHub SSH key

  Generate an ed25519 SSH key on Ubuntu, add it to GitHub, and keep ssh-agent running across sessions.

• Switch a Git remote

  Quick reference and commands to switch repos.

• SourceTree Custom Action

  Create a zip of only the files changed in a commit — for deployment handoffs without a full git archive.

Linux

• Allocate Swap Memory

  Reallocate swap memory for Out of Memory (OOM) errors.

• Update Apache on RHEL and Ubuntu

  Quick reference to check Apache package updates on RHEL (httpd) and Ubuntu (apache2).

• Self-hosting Next.js with PM2 and Apache

  How to set up a Next.js standalone build and run PM2 behind an Apache reverse proxy on Ubuntu 24.

• Apache reverse proxy for Node.js

  VirtualHost config to proxy Apache to a Node.js/PM2 process, with SSL and WebSocket support for Next.js.

MDX

• Wide MDX CodeBlocks

  Opt-in wide code fences via rehype-mdx-code-props.

• Create a CodeBlock Component for MDX

  Replace MDX's default fenced-code output with a custom CodeBlock — syntax highlighting, copy button, and styling.

Network

• Network utilities: Windows and macOS

  Side-by-side reference for common network diagnostics on Windows (PowerShell/CMD) and macOS (Terminal).

Next.js

• Phone-test the Next.js dev server on LAN

  Allow your phone's LAN host in next.config so client JS works on device.

• Wide MDX CodeBlocks

  Opt-in wide code fences via rehype-mdx-code-props.

• Create a CodeBlock Component for MDX

  Replace MDX's default fenced-code output with a custom CodeBlock — syntax highlighting, copy button, and styling.

• Self-hosting Next.js with PM2 and Apache

  How to set up a Next.js standalone build and run PM2 behind an Apache reverse proxy on Ubuntu 24.

Node.js

• Apache reverse proxy for Node.js

  VirtualHost config to proxy Apache to a Node.js/PM2 process, with SSL and WebSocket support for Next.js.

Optimization

• Allocate Swap Memory

  Reallocate swap memory for Out of Memory (OOM) errors.

PM2

• Self-hosting Next.js with PM2 and Apache

  How to set up a Next.js standalone build and run PM2 behind an Apache reverse proxy on Ubuntu 24.

React

• Create a CodeBlock Component for MDX

  Replace MDX's default fenced-code output with a custom CodeBlock — syntax highlighting, copy button, and styling.

Snippets

• WordPress database import and export with WP-CLI

  Two WP-CLI wrapper scripts for migrating a WordPress database between environments.

SourceTree

• SourceTree Custom Action

  Create a zip of only the files changed in a commit — for deployment handoffs without a full git archive.

SSH

• Generate a GitHub SSH key

  Generate an ed25519 SSH key on Ubuntu, add it to GitHub, and keep ssh-agent running across sessions.

Ubuntu/RHEL

• Generate a GitHub SSH key

  Generate an ed25519 SSH key on Ubuntu, add it to GitHub, and keep ssh-agent running across sessions.

WordPress

• WordPress database import and export with WP-CLI

  Two WP-CLI wrapper scripts for migrating a WordPress database between environments.

WP-CLI

• WordPress database import and export with WP-CLI

  Two WP-CLI wrapper scripts for migrating a WordPress database between environments.