Posts by Category

tour

vietnam February 15, 2012

tech

macOS 下清理应用状态修复 WeType 简繁切换残留问题 April 23, 2026

GitLab in Docker showed 502 after restart: root cause and fix April 20, 2026

A Professional Git Worktree Workflow with a Bare Repository April 20, 2026

Run WireGuard on Apple Silicon macOS with wg-quick and launchd April 14, 2026

Why SSH Still Asks for a Password After PasswordAuthentication no April 14, 2026

Codex CLI 0.119.0 on Windows: `prefix_rule` for `git` is not usable April 14, 2026

Install OpenSSH Server on Windows from the Win32-OpenSSH release zip April 13, 2026

Good Software Rules April 13, 2026

Command-Line Scripts for Virtual Machine Management with Libvirt/KVM/QEMU December 23, 2025

Solving OpenGL/EGL Problems When Running ORB-SLAM3 in Docker Container on NVIDIA GPU Host December 10, 2025

Setting Up Jupyter Terminal Keyboard Shortcut November 04, 2025

Building a Bioinformatics Docker Environment with Python, R, and Jupyter Lab November 02, 2025

HAL Across Domains: How Different Systems Define Hardware Abstraction Layers November 01, 2025

Why LinuxCNC Drivers Are HAL Components: Understanding a Domain-Specific Architecture October 31, 2025

Create a desktop entry for Cursor AppImage (with icon extraction) September 19, 2025

Fix Android Java version in Flutter plugins (Pub cache script) September 11, 2025

GraphHopper paths are edges, not nodes September 10, 2025

install arm64 package in x86 ubuntu for cross compile December 23, 2024

解决Ubuntu中文字体缺失，中文文档丑 May 15, 2024

ros2/arm免依赖交叉编译教程 October 30, 2023

math

OpenCV Calibration: Calling Hierarchies for H, F, E, and BA February 12, 2026

Gold-Standard Error vs. Symmetric Transfer Error February 08, 2026

Metric Rectification: Two Constraints from a Circle or Length Ratios January 18, 2026

Planar Homology: Applications and Intuition January 14, 2026

Fundamental Theorem of Linear Programming April 12, 2024

Sparse Error Correction via Logan Phenomenon [python] March 17, 2024

Optimization Problems March 17, 2024

L1 optimization by projected subgradient [python] March 14, 2024

Projection onto an Affine Subspace March 13, 2024

Subset Selection [python] March 13, 2024

chatgpt

GPT Chats May 23, 2024

argmax to multinomial May 22, 2024

music

OneRepublic - Counting Stars: Song Analysis and Lyrics December 05, 2025

misc

Problems of China's Math Education for Students December 27, 2025