Notes after a recent round of tech upgrades, including the iPhone 15 Pro, Apple Watch Series 9, MacBook Air M2, Fujifilm instax Mini 90, and Sony A7C II.

A darkly comic scene unfolds when a retired eunuch returns to reclaim the body part kept from his youth—only to insist the one he receives is not his.

A wake-from-sleep Kernel Panic on macOS 13/14 may be caused by MuMu Emulator's NemuDrv kernel extension. Here’s how to identify it in panic logs and remove the driver.

Mother’s Day is a time to thank mothers, but real gratitude should not stop at gifts or one-day celebrations. What matters even more is steady care, emotional support, and spending time with them throughout the year.

A personal reflection on the appeal of independent blogs, from nostalgia for the old web to the quiet, unpolished writing that algorithm-driven platforms rarely surface.

A darkly satirical reflection on time travel, censorship, and control: why in a tightly managed system, even a time machine could exist only if it changed nothing at all.

A look back at the 1977 anti-espionage film Black Triangle—its historical context, memorable cast, strange spy logic, and why its first half works better than its sleepy ending.

A personal reflection on why self-hosted blogs still matter, what is broken in major publishing platforms, and how blog software could be redesigned by stripping away unnecessary features.

A personal look back at four pairs of basketball shoes—Li-Ning Sonic 3, a Nike outdoor trainer, the KD5 EP II, and the LeBron 11 South Beach—and the fading dream of dunking that once defined youth.

A personal Genshin Impact diary covering World Level 8, Hu Tao anticipation, terrible gacha luck, Windblume, daily commissions, and small in-game discoveries from February to May 2021.

A parent compares a Bluetooth card speaker with a rabbit-shaped story machine after using both for bedtime songs and stories, and finds the simpler speaker more practical and better value.

A personal text-based cultivation RPG called Lingxu revives the feel of old mobile browser games by combining classic progression systems with AI-driven NPC dialogue and quests.

An overview of the standard workflow for a single-site field test, including site checks, CQT throughput targets, photo collection, and common network issues with typical corrective actions.

An English rewrite of a missile-tracking Kalman filter example comparing 10 Hz state prediction with 2 Hz radar measurements against a 2 Hz/2 Hz update scheme, including the original MATLAB simulation code and plots.

A practical way to show GoToSocial posts on a Hugo site by using a Cloudflare Worker as a secure proxy for token-based API access.

A practical walkthrough of preparing a full CentOS virtual machine on a Synology NAS for PacVim practice, including Linux version checks, useful commands, and choosing the right ISO image.

A practical guide to the relationship between ΔE color difference and grey scale ageing grades, with an explanation of ISO 105-A05, a real report example, and how 2000-hour xenon arc results can be translated into estimated outdoor exposure time.

Learn why os.getenv() does not work out of the box in OpenResty and Kong, and how to expose environment variables through Nginx configuration so Lua code and Kong plugins can access them.

An in-depth look at Spring AI’s advanced RAG pipeline, covering query rewriting, multi-query expansion, history compression, document deduplication, contextual augmentation, error handling, and performance tuning.

A four-day journal of card games, a late-night food mishap, an 88-episode short-drama binge, new blog-circle features, and a rain-soaked village emergency.