- Apr 20, 2026
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- 04 mins read
A Practical Guide to Ubuntu 24.04 Mirror Replacement in China
Learn how to change Ubuntu 24.04 to a faster mirror in China using the new ubuntu.sources DEB822 format, with setup examples for USTC, TUNA, Aliyun, and 163.
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- Apr 05, 2026
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- 23 mins read
Astro + TinaCMS: A Complete Guide to Writing, Deployment, and Operations
A hands-on engineering guide covering local writing workflows, GitOps-based deployment, VPS hosting, Nginx setup, SSL, CI/CD, and long-term operations for an Astro + TinaCMS blog.