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Writing on GPUs, LLMs, MLOps, Kubernetes — and mindset · 3525 posts
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Introduction to Astronomy -- A Complete Guide to Stars, Galaxies, and the Universe
What are the stars in the night sky, how did galaxies form, and how big is the universe? An accessible guide to the essentials of astronomy, from the solar system to black holes and the Big Bang.
2026-04-10 · 12 min read #culture#astronomy#science#space#physicsSemiconductor Deep Dive -- Complete Guide to CPU, GPU, RAM, ASIC, and CUDA Architecture
How does a CPU execute instructions, how does RAM store data, and why are GPU/CUDA essential for AI? A deep dive from semiconductor fundamentals to ASIC custom chips.
2026-04-10 · 22 min read #ai#semiconductor#cpu#gpu#cudaThe Art of Learning -- A Complete Guide to Meta-Learning for Efficient Study ♪ Listenable
How should you study for maximum efficiency? A comprehensive guide to meta-learning covering scientifically proven study methods, memory enhancement techniques, focus management, and note-taking systems.
2026-04-10 · 19 min read #culture#learning#meta-learning#productivity#studyWebSocket & Real-time Communication Complete Guide 2025: SSE, Socket.IO, Chat/Notifications/Collaboration ♪ Listenable
Everything about real-time communication! WebSocket protocol, SSE (Server-Sent Events), Socket.IO, chat system implementation, real-time notifications, collaborative editing (CRDT/OT), Pub/Sub patterns, horizontal scalin
2026-03-25 · 26 min read #websocket#real-time#sse#socket-io#chatSystem Design Interview Complete Guide 2025: Scalable Architecture, Availability, and Design Patterns ♪ Listenable
Everything about system design interviews! 4-step framework, scalability (horizontal/vertical), load balancing, caching (Redis/CDN), DB sharding, CAP theorem, message queues, real-world designs (URL Shortener/Twitter/Net
2026-03-25 · 21 min read #system-design#scalability#availability#load-balancing#cachingOpenStack & KVM Virtualization Complete Guide 2025: Building and Operating Private Cloud Infrastructure ♪ Listenable
Everything about OpenStack and KVM! KVM/QEMU hypervisor architecture, libvirt management, OpenStack core services (Nova/Neutron/Cinder/Keystone/Glance/Heat), private cloud deployment, networking (OVS/OVN), storage (Ceph)
2026-03-25 · 24 min read #openstack#kvm#virtualization#private-cloud#novaLiteLLM Complete Guide 2025: Unify 100+ LLMs with a Single API Proxy Server ♪ Listenable
Everything about LiteLLM! 100+ LLM unified API, OpenAI-compatible proxy server, cost tracking/budget management, load balancing/fallback, model routing, virtual keys, rate limiting, Guardrails, production deployment (Doc
2026-03-25 · 18 min read #litellm#llm#api#proxy#openaiFlyway & Database Migration Complete Guide 2025: Schema Versioning, ORM Integration, Zero-Downtime Deployment ♪ Listenable
Everything about DB migration! Flyway (version-based), Liquibase (changeset-based), ORM migrations (Prisma/TypeORM/Alembic/Django), zero-downtime schema changes, rollback strategies, CI/CD integration, K8s migration best
2026-03-25 · 26 min read #flyway#database-migration#schema-management#orm#liquibaseBFCL Benchmark Complete Guide 2025: Tool Calling Evaluation, Leaderboard Analysis, Model Comparison
Everything about BFCL (Berkeley Function Calling Leaderboard)! Benchmark categories (Simple/Multiple/Parallel/Relevance/AST), evaluation metrics, model performance comparison (Claude/GPT/Gemini/Llama), running your own e
2026-03-25 · 22 min read #bfcl#benchmark#tool-calling#function-calling#evaluationAdvanced CI/CD Pipeline Guide 2025: Deployment Strategies, GitOps, Monorepo, Security Pipeline ♪ Listenable
Everything about advanced CI/CD! Deployment strategies (Blue-Green/Canary/Rolling), GitOps (ArgoCD/Flux), Monorepo CI (Turborepo/Nx), Feature Flags (LaunchDarkly), pipeline security, environment management, rollback stra
2026-03-25 · 18 min read #ci-cd#deployment#gitops#argocd#monorepoComplete Guide to LLM Fine-tuning with Unsloth 2025: QLoRA, 4-bit Quantization, 2x Faster Training ♪ Listenable
Everything about LLM fine-tuning with Unsloth! QLoRA/LoRA theory, 4-bit quantization (bitsandbytes), Unsloth 2x speed secret, Llama 3/Mistral/Qwen fine-tuning, data preparation, training config, VRAM optimization, GGUF/G
2026-03-25 · 17 min read #unsloth#llm#fine-tuning#qlora#loraSoftware Testing Strategies Complete Guide 2025: Unit/Integration/E2E, TDD, Test Pyramid ♪ Listenable
Everything about testing! Test pyramid (unit/integration/E2E), TDD/BDD, Jest/Vitest (frontend), Pytest/JUnit (backend), Playwright/Cypress (E2E), mocking strategies, test coverage, CI integration, performance/security te
2026-03-25 · 21 min read #testing#unit-test#integration-test#e2e#tddObservability & Monitoring Complete Guide 2025: Logging, Metrics, Tracing, Alerting Strategy ♪ Listenable
Everything about Observability! Three Pillars (Logs/Metrics/Traces), OpenTelemetry, Prometheus+Grafana, ELK Stack, Distributed Tracing (Jaeger/Tempo), Alerting Strategy (PagerDuty/OpsGenie), SLO/SLI/SLA, Cost Optimizatio
2026-03-25 · 18 min read #observability#monitoring#logging#distributed-tracing#metricsLanguage Learning Motivation Guide for Developers: Technical English, Effective Methods, and Global Career ♪ Listenable
Everything about developer language learning! Technical English (code review/PR/issues/docs), effective methods (spaced repetition/immersion/shadowing), motivation strategies, preparing English for global companies, Japa
2026-03-25 · 20 min read #language-learning#english#motivation#developer-english#technical-englishDeveloper Health & Productivity Routine: Burnout Prevention, Exercise, Sleep, and Mindset Complete Guide ♪ Listenable
Complete guide to a healthy developer life! Burnout prevention (symptoms/causes/solutions), productivity routines (Pomodoro/Deep Work/morning routine), exercise (neck/wrist/back prevention), sleep optimization, mindset (
2026-03-25 · 23 min read #developer-health#productivity#routine#burnout#exerciseAWS Core Services Complete Guide 2025: EC2, S3, RDS, Lambda, VPC, IAM Deep Dive
Everything about AWS core services! EC2 (instances/Auto Scaling), S3 (storage classes/lifecycle), RDS (Multi-AZ/Read Replicas), Lambda (serverless), VPC (network design), IAM (security), CloudFront (CDN), DynamoDB (NoSQL
2026-03-25 · 22 min read #aws#ec2#s3#rds#lambdaWEKA High-Performance Storage Complete Guide 2025: Parallel File System for AI/HPC Workloads
Everything about WEKA! Parallel file system architecture, NVMe tiering, GPU Direct Storage, AI/ML workload optimization, cloud integration (AWS/Azure/GCP), vs Ceph/Lustre/GPFS, data pipelines, performance benchmarks.
2026-03-25 · 22 min read #weka#wekafs#storage#parallel-filesystem#ai-infrastructure2025 Tech Trends Roundup: Hottest Technologies and Developer Insights from Hacker News
The hottest IT trends of 2025! AI Agent/MCP revolution, Rust rise, WebAssembly 2.0, Edge Computing, Local-first software, open source licensing debates, developer tools innovation, startup trends, Big Tech strategy — ana
2026-03-25 · 22 min read #tech-trends#hacker-news#ai#rust#webassemblyREST API Design Best Practices 2025: Naming, Versioning, Error Handling, Pagination, Security ♪ Listenable
Everything about REST API design! Resource naming, correct HTTP method usage, status codes, error response standards, pagination (Cursor vs Offset), versioning (URL vs Header), authentication (OAuth2/JWT/API Key), OpenAP
2026-03-25 · 19 min read #rest-api#api-design#http#pagination#versioningOAuth 2.0 & Authentication Complete Guide 2025: JWT, Sessions, SSO, OIDC, Passkey
Everything about web authentication! OAuth 2.0 flows (Authorization Code/PKCE/Client Credentials), JWT (structure/verification/Refresh Token), Session vs Token, SSO (SAML/OIDC), Passkey (WebAuthn/FIDO2), Social Login, Se
2026-03-25 · 22 min read #oauth2#authentication#jwt#session#sso