Sharing over a decade of architecture experience from Baidu, Alibaba, and Tencent.
This article provides a concise, step‑by‑step reference of the most frequently used kubectl commands—including get, describe, logs, exec, apply, port‑forward, rollout, scale, and delete—showing exact syntax and typical use cases for managing Kubernetes resources.
This article provides a concise, step‑by‑step guide to the most frequently used Docker commands for development, including container creation, inspection, image management, logging, execution, networking, and file copying, with clear examples and parameter explanations.
This article explains Claude Code Skills—a set of reusable, on‑demand skill bundles that standardize AI‑assisted coding tasks such as brainstorming, planning, testing, debugging, and code review—to lower communication overhead, improve consistency, and increase engineering controllability for developers and teams.
Redis achieves its high speed not only because it is an in‑memory, single‑threaded database with efficient data structures, but primarily thanks to I/O multiplexing, which lets a single thread manage tens of thousands of client connections, dramatically cutting thread‑switch overhead and boosting throughput up to tenfold.
This article provides a complete reference of essential Docker commands—including version, info, images, pull, run, ps, stop/start, exec, logs, stats, rm, rmi, prune, and inspect—along with example usages and typical scenarios such as environment verification, container management, and performance troubleshooting.
This guide walks through the most important Elasticsearch commands, covering cluster health checks, index listing, creation with mappings, deletion, mapping inspection, document insertion (with and without IDs), various query types, updates, deletions, pagination, sorting, and bulk operations, each illustrated with concrete examples and usage notes.
This article provides a complete, step‑by‑step reference of the Codex command‑line interface, detailing each command’s purpose, usage examples, and typical scenarios such as interactive sessions, one‑off prompts, login management, configuration, updates, environment checks, code review, testing, automatic fixes, and Git commit generation.
This article walks through the essential Kafka command‑line tools, covering how to check the Kafka version, create, list, describe, alter, and delete topics, manage partitions, produce and consume messages, inspect consumer groups, reset offsets, query broker metadata, view log directories, and run built‑in performance tests for both producers and consumers.
This article provides a comprehensive, step‑by‑step overview of Kubernetes architecture, detailing the control plane components (API Server, etcd, Scheduler, Controller Manager) and worker node components (kubelet, kube‑proxy, container runtimes), illustrated with diagrams and command‑line examples that show how requests flow, state is stored, pods are scheduled, and failures are handled.
This article provides a detailed walkthrough of Codex's command-line interface, covering each command's purpose, usage examples, applicable scenarios, and output, helping developers leverage the AI coding assistant effectively.
