JDK 25's module-level imports let Java developers import all exported packages from a module with one declaration. This guide explains the syntax, module combinations, name-collision rules, custom modules, encapsulation limits, IDE requirements, and when
Read moreKafka replaced its long-standing ZooKeeper dependency with KRaft to improve metadata performance, simplify operations, accelerate failover, and support much larger clusters.
Read moreA humorous account of Suzhou’s pandemic testing lines, from chaotic queues and unusual lockdown stories to becoming a temporary throat-swabbing worker.
Read moreA practical account of using OpenWrt multi-WAN over a dormitory network to combine several per-device campus connections, including the setup process, authentication workaround, speed results, and remaining limitations.
Read moreA satirical field guide to creating unmaintainable software through misleading names, hidden macros, global state, excessive abstraction, tangled control flow, poor documentation, and a complete refusal to test.
Read moreA practical guide to product requirement analysis, covering requirement classification, strategic stages, product positioning, user needs, and how to prioritize features for each version.
Read moreA leisurely family visit to Kelong Thousand Trees Park in Chenghai, with shaded pavilions, abandoned attractions, safety concerns, and a child who enjoyed the outing far more than the adults did.
Read moreAfter a difficult adjustment period in Shanghai, a new weekend routine of swimming and badminton becomes a way to reset, relax, and rebuild energy.
Read moreA personal August diary of heat, birthday meals, board games, office celebrations, Qixi, and the simple happiness of sharing good food.
Read moreA practical exploration of organizational behavior, covering individual motivation, emotional resources, career commitment, leadership, hiring, groupthink, delegation, conflict, office politics, decentralization, and knowledge management.
Read moreA practical comparison of SQLAlchemy and Django relationship fields, covering declaration syntax, object access, foreign-key constraints, database support, flexibility, and development conventions.
Read moreFive AI shifts could define 2026: interactive world generation, reasoning models, scientific discovery, continuous learning, and the rise of open-source systems.
Read morePlay a GIF-derived animation in EasyX using 92 PNG frames, batch drawing, and timed updates, with C++ helpers for narrow and wide string conversion.
Read moreA practical guide to the key differences between Python 2.7 and Python 3, including print syntax, division, Unicode and bytes, range behavior, exceptions, input handling, iterables, and comprehension scope.
Read moreLearn how to check whether SELinux is enabled, disable it permanently through /etc/selinux/config, and verify the status after rebooting.
Read moreA reflection on how memories change over time, why people reshape the past to protect themselves, and how personal versions of truth often serve present needs.
Read moreAn introduction to WebSocket, Server-Sent Events, Cross-Document Messaging, and Channel Messaging, followed by notes on an HTML5 communication demo and a newly launched personal site.
Read moreLearn how to bring an IP security camera or NVR RTSP stream into Feishu, DingTalk, and other video meeting apps by using OBS Studio as a virtual camera.
Read moreA practical guide to implementing a position-form PID temperature controller in C, including triac-based heater control, state variables, output limiting, and integral windup prevention.
Read moreA practical walkthrough for setting up Hexo locally, connecting it to GitHub with SSH, and deploying the blog step by step.
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