# 53. Xpeng Flying Car

> The Xpeng flying car on display at Intime City. Currently, it seems to fly for about 30 minutes on a single charge. Very futuristic—can’t wait for mass production.

- Issue: 53
- Published: 2021/11/23
- HTML: https://weekly.tw93.fun/en/posts/53
- JSON: https://weekly.tw93.fun/api/en/posts/53.json
- Chinese original: https://weekly.tw93.fun/posts/53.md

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<img src="https://gw.alipayobjects.com/zos/k/cm/fiXUpW.jpg" width="800" />

<small>The Xpeng flying car on display at Intime City. Currently, it seems to fly for about 30 minutes on a single charge. Very futuristic—can't wait for mass production.</small>

> **Record the down-to-earth trending technologies seen every week, and publish them here after screening. If you find it good, you can follow this weekly to get update notifications.**

## Front-End Technology

**The Revolutionizing Open Proxy Service for Web R&D**  
<https://mp.weixin.qq.com/s/I0AFiy4lPU7Owj-vB9Km_Q>  
Best practices from the Fliggy team on managing engineering-side debugging and proxies.

**Understanding the JavaScript Sandbox**  
<https://mp.weixin.qq.com/s/euHJpS6rcRRqVBIPAnbUHA>  
An introduction from the ELab team on how browsers isolate code to ensure security and stability.

**Flutter Desktop vs. Electron Performance on macOS**  
<https://mp.weixin.qq.com/s/uTHi8SfCvXJfbie1A1YNVA>  
A detailed performance comparison between these two popular cross-platform desktop technologies.

**Idle Detection API: Knowing When Your User is Away**  
<https://web.dev/idle-detection/>  
Learn how to detect when a user is inactive, the screen is locked, or they’ve moved to another display—useful for status updates or power saving.

**Exploring the Depths of WKWebView**  
<https://mp.weixin.qq.com/s/l9D4V0ON3uJ0HfsJ7bpJiQ>  
An essential read for frontend developers working on hybrid mobile apps to understand the nuances of the iOS web view.

## Trending Open Source

**spy-debugger: One-Stop Page Debugging and Proxy Tool**  
<https://github.com/wuchangming/spy-debugger>  
A powerful tool for debugging mobile web pages and WebView content (including WeChat) over the air, supporting both HTTP and HTTPS.  
<img src="https://cdn.tw93.fun/blog/upic/qHkr9g.gif" width=240/>

**BBDown: A Command-Line Downloader for Bilibili**  
<https://github.com/nilaoda/BBDown>  
A fast and efficient way to download videos from Bilibili directly from your terminal.  
<img src="https://cdn.tw93.fun/blog/upic/u3Pf1x.gif" width="800" />

**Next.js 12 Released**  
<https://nextjs.org/blog/next-12>  
This is what a truly modern framework looks like. Everything Vercel puts out is always top-tier in quality.

**Bulma: A Flexbox-Based CSS Framework**  
<https://github.com/jgthms/bulma>  
With 40k stars, Bulma is known as the framework for those who don't want to write manual CSS.

## Just Looking Around

**Exploration and Application of Sentiment Analysis at Meituan**  
<https://tech.meituan.com/2021/10/20/the-applications-of-sentiment-analysis-meituan.html>  
How Meituan analyzes billions of user reviews to better understand merchant performance and user dining preferences.

**Running Android Apps on Windows 11: The Experience**  
<https://sspai.com/post/69446>  
What are the requirements, and how does it actually feel to use Android apps on a desktop? (Sadly, I don’t have a Windows machine to test this myself).

**The Competitiveness of Chinese Manufacturing from a U.S. Perspective**  
<https://mp.weixin.qq.com/s/0GAojsIBWv1qwxvN0EXBzQ>  
A deeper look at industrial shifts and the underlying strengths of the manufacturing ecosystem in China.