Flask 实战教程：面向 Python 开发者的轻量 Web 后端入门
面向已有 Python 基础的开发者，从第一个 Flask 路由开始掌握请求响应、模板、表单、Session、Blueprint、测试和生产部署。
Notes & essays
Writing.
60 entriesOn technology, learning, and ideas worth keeping.
FastAPI 实战教程：面向 Python 开发者的现代 API 入门
面向已有 Python 基础的开发者，从第一个接口开始掌握 FastAPI 的路由、Pydantic 校验、依赖注入、异步 I/O、测试和部署。
A Practical Linux Tutorial: From the Basics to Everyday Use and Service Management
Start with Ubuntu setup and learn terminal commands, file permissions, log analysis, development environments, processes, networking, SSH, systemd, …
How Token Counting Works: How AI Providers and API Proxies Track Usage
A practical explanation of tokenizers, context windows, input and output tokens, streaming usage, tool calls, multimodal billing, and how API proxy …
K8s Container Cloud Deployment: From Dockerfile Image Build to Release
A practical walkthrough for deploying services on an internal Kubernetes container cloud platform, with extra focus on Dockerfile design, image …
HTTP 和 HTTPS 的区别：从明文到加密，一篇讲清楚
从请求响应、明文传输、TLS 握手、证书校验、性能影响和迁移实践几个角度，系统梳理 HTTP 与 HTTPS 的区别。
从 Docker 到 Kubernetes：面向 Docker 用户的 K8s 从 0 到 1 教程
面向已经学过 Docker 的读者，从概念映射、本地集群、Deployment、Service、ConfigMap、Secret、Ingress、发布回滚和排错开始系统入门 Kubernetes。
Docker, Kubernetes, and OpenShift: Relationship, Features, and Differences
A practical explanation of how Docker, Kubernetes, and OpenShift fit together, where their boundaries are, and how to choose between them.
How SfM Works: Recovering 3D Structure from Photos
A visual explanation of Structure from Motion, from feature matching and epipolar geometry to triangulation, PnP, and Bundle Adjustment.
From Fjords to Northern Lights: Nordic Inbound Tourism Visualization, 2015-2024
A public Hugo-hosted version of my data visualization course project.