HackerTube 整理 Hacker News 多年来反复推荐的视频，方便按主题、时长与讨论背景继续探索。
发现 Hacker News 社区推荐的好视频
从演讲、课程、访谈和纪录片中找到值得观看的内容，并沿着原始讨论继续深入。
Hacker News 读者推荐视频
这些精选内容来自读者在 Hacker News 上分享和讨论的视频。打开视频可查看推荐背景、主题和相关评论；播放器只会在你选择播放后加载。
- Vectors | Chapter 1, Essence of linear algebra
The first chapter of 3Blue1Brown's Essence of Linear Algebra series, introducing vectors with animated geometric visuals. It begins a series that builds intuition for linear algebra from the basics.
- Ruby Conf 12 - Y Not- Adventures in Functional Programming by Jim Weirich
Jim Weirich's RubyConf 2012 talk derives the Y combinator step by step, live-coding in Ruby lambdas. It builds up an understanding of functional programming and lambda calculus from first principles.
- Indistinguishable From Magic: Manufacturing Modern Computer Chips
A HOPE09 talk on how modern computer chips are manufactured, from 22nm transistors to ultra-clean fabs and the tricks used to pattern tiny features with light. It frames chipmaking as hacking electrical engineering and physics.
- How to Speak
Patrick Winston's long-running MIT lecture on public speaking teaches heuristic rules for talks. It covers how to start, use time and place, boards, props and slides, and how to inform, persuade and finish.
- The spelled-out intro to neural networks and backpropagation: building micrograd
Andrej Karpathy's first Neural Networks: Zero to Hero lecture, which builds micrograd, a tiny autograd engine, from scratch in Python. It explains backpropagation and neural network training step by step, assuming only basic Python and some high-school calculus.
- 8 Bit & '8 Bitish' Graphics-Outside the Box
Mark Ferrari, the LucasArts background artist, explains in a GDC 2016 talk how he draws 8-bit graphics. He covers color cycling and palette shifting to create complex animated scenery without frame animation.
按主题探索视频
目录覆盖软件、系统、安全、人工智能、数学等主题。选择一个主题，继续浏览相关演讲、课程与访谈。
循序渐进的精选合集
精选播放列表把多年间反复出现的推荐整理成观看路线，适合快速入门，也适合围绕一个主题深入观看。
长视频与深度讲座
按时长筛选课程、完整演讲和纪录片，找到适合认真观看的长内容。每部视频都保留原始 Hacker News 推荐线索。
关于 HackerTube 开放目录
目录包含 6,454 部视频、39,834 条经过标注的 Hacker News 评论，以及 16 个主题领域。编辑简介和公开讨论帮助读者理解推荐原因；YouTube 时长、播放量和上传日期会单独从 YouTube Data API 查询。你还可以沿着相关主题、精选合集和原始讨论继续探索。