# Carl Wang > Notes on software, products, and ecommerce by Carl Wang. Personal site of Carl Wang. Each link below is the Markdown version of the page at the same path without the .md suffix. ## English - [Carl Wang](https://carlwang.com/index.md) - [About](https://carlwang.com/about.md): Who I am, and what this site is for. - [Advanced Tailwind CSS: Customization and Extension](https://carlwang.com/posts/tailwind-advanced-customization.md): An introduction to advanced Tailwind CSS techniques, including tools like tailwind-merge and tailwind-variants, plus a few recommended UI frameworks. - [How Spacing Works in Tailwind CSS](https://carlwang.com/posts/tailwind-spacing.md): How Tailwind CSS spacing works under the hood — the --spacing() function and the --spacing variable that drives the entire scale. - [Tunnel](https://carlwang.com/posts/tunneling-ngrok-frp.md): An overview of tunneling tools — ngrok and frp — that expose local services to the public internet through reverse proxies and NAT traversal. - [Software I Use on Mac](https://carlwang.com/posts/mac-apps-i-use.md): A running list of the software I use on my Mac, updated over time - [Common macOS Commands](https://carlwang.com/posts/macos-terminal-commands.md): A collection of handy macOS terminal commands for everyday tasks such as freeing up memory. - [macOS Keyboard Shortcuts](https://carlwang.com/posts/macos-keyboard-shortcuts.md): A handy collection of common macOS keyboard shortcuts to boost your productivity ## 简体中文 - [Carl Wang](https://carlwang.com/zh.md) - [关于](https://carlwang.com/zh/about.md): 关于我,以及这个站。 - [Tailwind CSS进阶:定制化与扩展](https://carlwang.com/zh/posts/tailwind-advanced-customization.md): 本文介绍tailwindcss的高级用法,包括tailwind-merge、tailwind-variants等工具的使用,以及一些优秀的UI框架推荐。 - [Tailwind CSS间距(Spacing)实现原理](https://carlwang.com/zh/posts/tailwind-spacing.md): 深入理解 Tailwind CSS 间距的实现原理:--spacing() 函数与驱动整个间距体系的 --spacing 变量。 - [Mac 上使用的软件](https://carlwang.com/zh/posts/mac-apps-i-use.md): 记录一下 Mac 上使用的软件,持续更新 - [MacOS 常用命令](https://carlwang.com/zh/posts/macos-terminal-commands.md): 整理一些 macOS 常用终端命令,例如释放内存等日常操作。 - [MacOS 快捷键](https://carlwang.com/zh/posts/macos-keyboard-shortcuts.md): MacOS 常用快捷键大全,助你提高工作效率 ## Optional - [Full content](https://carlwang.com/llms-full.txt): Every published page in one Markdown file. - [Sitemap](https://carlwang.com/sitemap_index.xml)