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Writing on GPUs, LLMs, MLOps, Kubernetes — and mindset · 3517 posts
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Kubernetes Multi-Tenancy with vCluster: Virtual Cluster Isolation and Operational Guide
A comprehensive guide to implementing Kubernetes multi-tenancy with vCluster. Covers virtual cluster architecture, comparison with namespace-based isolation, the Syncer mechanism, RBAC policies, resource quotas, network
2026-03-09 · 17 min read #kubernetes#vcluster#multi-tenancy#isolation#virtual-clusterETF Portfolio Rebalancing Strategy
A practical guide to ETF portfolio rebalancing strategies, covering threshold-based, calendar-based, and hybrid approaches with implementation examples.
2026-03-09 · 36 min read #finance#etf#rebalancing#asset-allocation#portfolioOptions, Futures, and Derivatives Hedging with Python
A guide to options, futures, and derivatives hedging strategies using Python, covering pricing models, Greeks, and risk management.
2026-03-09 · 34 min read #finance#derivatives#options#futures#hedgingBusiness Japanese Keigo Practical Guide — Sonkeigo, Kenjogo, Teineigo Complete Reference
A practical guide to business Japanese keigo (honorific language) covering sonkeigo, kenjogo, and teineigo.
2026-03-09 · 38 min read #japanese#keigo#business-japanese#jlpt#2026-03Essential English Expressions for Tech Meetings — From Standups to Incident Response
A comprehensive guide to essential English expressions for tech meetings. Covers standups, sprint planning, code reviews, architecture discussions, and incident response with practical templates.
2026-03-09 · 18 min read #english#tech-meeting#business-english#communication#2026-03Morning English Podcast: Handling Scope Creep Politely
Practice English expressions for protecting schedules and relationships when project scope expands, in a podcast format.
2026-03-09 · 4 min read #english#podcast#business-english#scope-creep#communicationCross-Team Collaboration English Expression Guide: Effective Communication with Other Teams
A comprehensive guide to cross-team collaboration English expressions for engineers. Covers kickoff meetings, dependency coordination, blocker escalation, shared API contracts, release synchronization, and conflict resol
2026-03-09 · 19 min read #english#cross-team#collaboration#communication#business-englishCassandra Distributed Wide-Column Database Operations Guide
A comprehensive operations guide for Apache Cassandra distributed wide-column database, covering data modeling, cluster management, and performance tuning.
2026-03-09 · 28 min read #database#cassandra#distributed-database#wide-column#nosqlComplete Guide to Qdrant Vector DB Operations — From Collection Design to RAG Integration
A practical guide covering Qdrant vector DB core concepts, collection design, index strategies, payload filtering, RAG pipeline integration, and production monitoring.
2026-03-09 · 11 min read #database#qdrant#vector-database#embedding#similarity-searchTimescaleDB Time Series Database Operations Guide
A practical operations guide for TimescaleDB time series database, covering hypertable design, continuous aggregates, compression, and retention policies.
2026-03-09 · 16 min read #database#timescaledb#time-series#postgresql#2026-03GitOps + Git Workflow Complete Guide — Branch Strategy, PR Rules, and Deployment Pipelines
A comprehensive guide covering GitOps core principles, Git Flow/Trunk-Based branch strategies, PR rules, and ArgoCD deployment pipelines — everything your team needs to implement a structured Git workflow.
2026-03-09 · 17 min read #devops#gitops#git#argocd#ci-cdPractical Guide to Chaos Engineering: Fault Injection and Resilience Validation in Kubernetes with Litmus and Chaos Mesh
A comprehensive guide to applying Chaos Engineering in Kubernetes environments. Covers architecture comparison of Litmus and Chaos Mesh, ChaosExperiment design, Pod/Network/IO fault injection, GameDay operational process
2026-03-09 · 17 min read #devops#chaos-engineering#litmus#chaos-mesh#kubernetesGitHub Actions Advanced CI/CD Workflows — Matrix Builds, Reusable Workflows, Self-hosted Runners
A comprehensive guide to advanced GitHub Actions CI/CD workflows including matrix builds, reusable workflows, self-hosted runner configuration, caching strategies, and secret management with practical examples.
2026-03-09 · 18 min read #devops#github-actions#ci-cd#workflow#2026-03Meditations by Marcus Aurelius: Stoic Wisdom for Modern Life
A compact guide to staying calm in a chaotic world, inspired by Marcus Aurelius and the practical core of Stoic philosophy.
2026-03-09 · 14 min read #philosophy#stoicism#meditations#resilienceFive Scientific Strategies for Effective Language Acquisition
Five practical strategies grounded in linguistics and cognitive science for learning a foreign language faster and more accurately.
2026-03-09 · 17 min read #culture#language-learning#polyglot#efficiencyAtomic Habits: A Developer's Guide to Habit Engineering
A deep analysis of James Clear's Atomic Habits through the lens of software engineering. How the four laws of behavior change map onto coding practices, environment design, and the compound effect of daily 1% improvement
2026-03-09 · 12 min read #self-improvement#habits#atomic-habits#productivitySlack Bot Building Practical Guide — Python Bolt SDK, Event Handling, Slash Commands
A comprehensive guide to building Slack Bots with Python Bolt SDK, covering app setup, event handling, slash commands, modals, Block Kit, and deployment with practical code.
2026-03-09 · 23 min read #chatbot#slack-bot#python#bolt-sdk#automationChatbot Memory Architecture: Building Personalized Conversation Systems with Long-Term Memory and User Profiles
Comprehensive guide to chatbot memory architecture design. Covers conversation memory types, long-term memory store design, user profile personalization, MemGPT architecture, memory retrieval optimization, privacy consid
2026-03-09 · 29 min read #chatbot#memory-architecture#personalization#long-term-memory#conversation-historyCircuit Breaker and Resilience Patterns Practical Guide — Resilience4j, Istio, Fault Isolation Strategies
A comprehensive guide to implementing resilience patterns including Circuit Breaker, Bulkhead, Retry, and Rate Limiter with Resilience4j and Istio, complete with practical code examples.
2026-03-09 · 17 min read #architecture#circuit-breaker#resilience4j#istio#fault-toleranceMicroservices Data Synchronization with the Outbox Pattern and CDC: A Practical Debezium Guide
A comprehensive guide to microservices data synchronization using the Outbox Pattern and CDC (Change Data Capture). Covers Dual Write problem analysis, Outbox table design, Debezium connector configuration, Kafka Connect
2026-03-09 · 20 min read #architecture#outbox-pattern#cdc#debezium#microservices