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Writing on GPUs, LLMs, MLOps, Kubernetes — and mindset · 3525 posts
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Complete Guide to Korean LLM Training Data: Hugging Face Datasets, Preprocessing, and Quality Control ♪ Listenable
Everything about LLM training data! Hugging Face datasets (types/loading/conversion), Korean data collection (crawling/synthetic/translation), preprocessing (tokenization/cleaning/dedup), Instruction Tuning formats (Alpa
2026-03-25 · 23 min read #llm#training-data#huggingface#dataset#korean-nlpData Engineering Pipeline Complete Guide 2025: ETL/ELT, Spark, Airflow, Real-Time Streaming ♪ Listenable
Everything about data engineering! ETL vs ELT, Apache Spark (PySpark), Apache Airflow (DAG/Operator/Sensor), real-time streaming (Kafka+Flink), dbt (data transformation), data warehouses (BigQuery/Snowflake/Redshift), da
2026-03-25 · 18 min read #data-engineering#etl#elt#spark#airflowAI Agent Development Complete Guide 2025: Tool Calling, ReAct, Multi-Agent, and MCP ♪ Listenable
Everything about AI Agent development! Tool Calling (Function Calling) principles, ReAct pattern, Multi-Agent architectures (CrewAI/AutoGen/LangGraph), MCP (Model Context Protocol), Agent framework comparison, Tool Calli
2026-03-25 · 26 min read #ai-agent#tool-calling#function-calling#react-pattern#multi-agentState Management Complete Comparison 2025: React Context vs Zustand vs Jotai vs Redux Toolkit vs Recoil ♪ Listenable
Everything about state management in 2025! 5-way comparison, TanStack Query for server state, Signals paradigm, bundle size/performance/DX benchmarks, and project-specific selection guide.
2026-03-24 · 19 min read #state-management#react#zustand#jotai#redux-toolkitNginx Complete Guide 2025: Reverse Proxy, Load Balancing, SSL, Caching & Security ♪ Listenable
Everything about Nginx! Event-driven architecture, reverse proxy configuration, load balancing (Round Robin/Least Conn/IP Hash), SSL/TLS setup, caching, rate limiting, WebSocket, Docker/K8s integration, and more.
2026-03-24 · 18 min read #nginx#reverse-proxy#load-balancing#ssl#cachingRunning Databases on Kubernetes Complete Guide: StatefulSet, Operators, Backup and Recovery ♪ Listenable
Everything about running DBs on K8s! StatefulSet vs Deployment, PV/PVC/StorageClass, DB Operators (CloudNativePG/Percona/MongoDB), Backup/Recovery (Velero/pgBackRest), Monitoring (PMM), HA/Failover, Performance Tuning, P
2026-03-24 · 17 min read #kubernetes#database#statefulset#operator#postgresqlgRPC & Protocol Buffers Complete Guide 2025: The New Standard for Microservices Communication ♪ Listenable
Everything about gRPC! Protocol Buffers schema design, 4 communication patterns (Unary/Server/Client/Bidirectional Streaming), interceptors, error handling, load balancing, gRPC-Web, REST vs gRPC comparison, and real-wor
2026-03-24 · 20 min read #grpc#protobuf#protocol-buffers#microservices#apiElasticsearch Complete Guide 2025: From Search Engine to Log Analytics & Vector Search ♪ Listenable
Everything about Elasticsearch! Inverted index internals, mapping/analyzers, Query DSL, aggregations, ELK stack, vector search (kNN/HNSW), cluster operations, performance optimization, and interview questions.
2026-03-24 · 21 min read #elasticsearch#search#elk-stack#kibana#logstashClean Code Principles 2025: 30 Rules for Writing Readable Code ♪ Listenable
30 practical clean code rules! Naming, function design, comments, error handling, testing, SOLID principles — learn to write readable code through Bad/Good comparisons and refactoring Before/After examples.
2026-03-24 · 27 min read #clean-code#refactoring#naming#functions#commentsWeb Accessibility (a11y) Complete Guide 2025: WCAG 2.2, ARIA, Keyboard Navigation
Everything about web accessibility! WCAG 2.2, Semantic HTML, ARIA, keyboard navigation, color contrast, screen readers, React/Next.js patterns, and axe-core automation.
2026-03-24 · 15 min read #accessibility#a11y#wcag#aria#screen-readerReact Native vs Flutter 2025: The Complete Cross-Platform Mobile Development Guide ♪ Listenable
React Native vs Flutter complete comparison 2025! RN New Architecture (Fabric/TurboModules), Expo Router, Flutter Impeller rendering, Dart 3, performance benchmarks, developer experience, job market, and project-specific
2026-03-24 · 18 min read #react-native#flutter#cross-platform#mobile#expoMonorepo Strategy Guide 2025: Nx vs Turborepo vs Lerna — Complete Guide to Managing Large Codebases ♪ Listenable
Everything about monorepos! Nx vs Turborepo vs Lerna comparison, pnpm workspace setup, selective builds/tests, CODEOWNERS, Changesets versioning, CI/CD optimization, and large-scale team monorepo strategies.
2026-03-24 · 18 min read #monorepo#nx#turborepo#lerna#pnpm-workspaceKotlin Complete Guide 2025: From Spring Boot Backend to Android, Multiplatform & Coroutines ♪ Listenable
Everything about Kotlin! Using Kotlin with Spring Boot, async processing with Coroutines, Ktor servers, Jetpack Compose UI, Kotlin Multiplatform (KMP), extension functions, null safety, sealed classes, DSL — the modern c
2026-03-24 · 21 min read #kotlin#spring-boot#android#coroutines#multiplatformGit Internals: How Git Really Works — Blob, Tree, Commit, and DAG Deep Dive ♪ Listenable
A complete dissection of Git internals! Blob/Tree/Commit object model, SHA-1 hashing, .git directory structure, DAG (Directed Acyclic Graph), branches as pointers, merge vs rebase internals, reflog recovery, pack file co
2026-03-24 · 20 min read #git#internals#blob#tree#commitThe Complete DevSecOps Guide 2025: Shift-Left Security, SAST/DAST/SCA, Container Security ♪ Listenable
Everything about DevSecOps! Shift-Left security strategy, SAST (SonarQube/Semgrep), DAST (ZAP/Burp), SCA (Snyk/Dependabot), Container security (Trivy), Supply chain security (SBOM/SLSA), Secret detection, GitHub Actions
2026-03-24 · 20 min read #devsecops#security#shift-left#sast#dastBlockchain & Web3 Developer Guide 2025 ♪ Listenable
Ethereum/Solidity smart contracts, EVM, Layer 2, DeFi, Hardhat/Foundry, security, Web3 career
2026-03-24 · 19 min read #blockchain#web3#ethereum#solidity#smart-contractTechnical Writing Guide for Developers: RFC, ADR, Blog, API Docs, and Documentation Culture ♪ Listenable
Everything about developer writing! RFC (Request for Comments), ADR (Architecture Decision Records), API documentation (OpenAPI), README, CHANGELOG, tech blog writing, diagramming (Mermaid/PlantUML), and documentation cu
2026-03-24 · 18 min read #technical-writing#documentation#rfc#adr#api-docsPWA Complete Guide 2025: Native-Quality Web Experiences ♪ Listenable
Service Worker, Cache API, Web App Manifest, push notifications, Workbox, Next.js PWA, app store distribution
2026-03-24 · 18 min read #pwa#service-worker#web-manifest#offline#push-notificationModern CSS Mastery 2025: Flexbox, Grid, Container Queries, and Tailwind CSS ♪ Listenable
Everything about modern CSS! Flexbox vs Grid comparison, Container Queries, CSS Nesting, :has() selector, View Transitions, Scroll-Driven Animations, Tailwind CSS v4, CSS-in-JS comparison, responsive design patterns, and
2026-03-24 · 19 min read #css#flexbox#grid#tailwind#container-queriesHow Browsers Work: From URL Input to Pixel Rendering — Essential Frontend Interview Knowledge ♪ Listenable
Everything about how browsers work! DNS→TCP→HTTP→HTML parsing→DOM/CSSOM→Render Tree→Layout→Paint→Composite, Critical Rendering Path optimization, Reflow/Repaint, requestAnimationFrame, Web Workers, and more.
2026-03-24 · 17 min read #browser#rendering#dom#cssom#layout