Tag: #culture
Writing on GPUs, LLMs, MLOps, Kubernetes — and mindset · 264 posts
Rebuilding the Second Brain — Personal Knowledge Management (PKM) in the AI Era
Designing a PKM system that turns notes into real knowledge amid information overload. Covers the essence of Zettelkasten and PARA, how AI changed the role of notes, a recipe for querying your notes with local LLMs and e
2026-06-12 · 16 min read #pkm#productivity#obsidian#zettelkasten#aiThe Revival of Hardware Hackathons — Making Things in an Era When Software Got Boring
Now that AI lets anyone build a software demo, hardware hackathons are reviving as the way to stand out. We cover the argument of the viral RIP software hackathons post, a comparison of starter hardware stacks, MicroPyth
2026-06-12 · 15 min read #hardware#hackathon#maker#raspberry-pi#esp32The Return of Rust and Systems Programming — Ownership, Borrowing, Lifetime, Trait, Async, Tokio, Cargo, WebAssembly (2025)
Why is Rust the "most loved language" for 9 years running? From Graydon Hoare personal project to the Linux kernel, the Ownership and Borrowing revolution, Lifetime magic, Trait system, zero-cost abstractions, Tokio asyn
2026-04-15 · 14 min read #rust#systems-programming#memory-safety#tokio#webassemblyThe Depth of TypeScript Type System — Structural Typing, Generics, Conditional, satisfies, tsc Go Port, Zod, tRPC (2025)
Why did TypeScript become "its own type language" rather than "types bolted onto JavaScript"? Structural typing, Mapped/Conditional/Template Literal Types, the small revolution of satisfies, type-level programming, Ander
2026-04-15 · 12 min read #typescript#types#zod#trpc#effect-tsPostgreSQL Internals Deep Dive — MVCC, VACUUM, WAL, Query Planner, Index, Partitioning, pgvector (2025)
Why did PostgreSQL become "the second most powerful DB after Oracle"? MVCC tuple versioning and the VACUUM burden, WAL and streaming replication, how the Query Planner builds execution plans, choosing among B-Tree/GIN/BR
2026-04-15 · 14 min read #postgresql#database#mvcc#query-optimization#infraThe Practical Value of Functional Programming — Monad, Functor, Pure Functions, Haskell, Erlang/Elixir, Gleam, Effect-TS, Phoenix LiveView (2025)
What React Hooks, Redux, RxJS, Swift, Rust, and Kotlin share — the philosophy of functional programming. How Church's 1930s lambda calculus became 2020s distributed-systems reliability, why Monads are hard yet necessary,
2026-04-15 · 13 min read #functional-programming#monad#functor#pure-function#haskellA Deep-Dive Guide to the New Era of Edge Computing — Cloudflare Workers, Durable Objects, D1, Vercel Edge, Deno Deploy, Fastly, Fly.io, Turso, and Region-aware Architecture (2025)
Edge computing, which began with Cloudflare Workers in 2017, became the default infrastructure of virtually every modern SaaS by 2024-2025. The UX bar of "50ms even on the opposite side of the earth" is the practical rea
2026-04-15 · 15 min read #edge-computing#cloudflare-workers#durable-objects#d1#vercel-edgeDistributed Consensus Deep Dive — Paxos, Raft, ZAB, FLP, etcd, ZooKeeper, KRaft, BFT, CRDT (2025)
Why is it hard for a distributed system to merely "agree"? The shock of the FLP impossibility result, Lamport's Paxos and its infamous unintelligibility, how Raft changed the landscape, ZooKeeper's ZAB, the birth of KRaf
2026-04-15 · 15 min read #distributed-systems#consensus#paxos#raft#etcdAnatomy of Famous Postmortems — Learning From the Failures of Cloudflare, Fastly, AWS, Knight Capital, and GitLab
Cloudflare 2022 BGP, Fastly taking down half the internet in 2021, the AWS S3 typo of 2017, Knight Capital losing $440M in 8 minutes, the GitLab DB wipe, and more — the patterns and lessons extracted from famous failures
2026-04-15 · 12 min read #postmortem#sre#outage#reliability#cultureElasticsearch, OpenSearch, and Lucene Internals — Inverted Index, BM25, Sharding, Vector Search, Hybrid RAG (2025)
Why is search hard? Lucene Segments and Merge, the math of Inverted Index, how BM25 beat TF-IDF, primary/replica shards and routing, Ingest pipelines, the Query DSL maze, kNN and HNSW, the 2021 Elastic vs AWS license war
2026-04-15 · 11 min read #elasticsearch#opensearch#lucene#search#vector-searchThe Science of Modern Web Performance — A Deep Dive into Core Web Vitals, INP, LCP, CLS, RUM, Lighthouse, Critical Rendering Path, and Speculation Rules (2025)
Why is my site slow? In 2024, INP officially replaced FID, reshaping the three Core Web Vitals, while the Speculation Rules API, Partial Hydration, HTTP/3, and Early Hints all matured simultaneously. This post traces why
2026-04-15 · 21 min read #web-performance#core-web-vitals#inp#lcp#clsArchitecture Case Studies — Netflix, Stripe, Cloudflare, Shopify in 2025
Netflix's 7,000 microservices, Stripe's Ruby monolith, Cloudflare's Workers ecosystem, Shopify's Black Friday scaling — real architecture drawn from public engineering blogs.
2026-04-15 · 13 min read #architecture#case-study#netflix#stripe#cloudflareBig Tech Engineering Culture Deep Dive: How Google, Meta, Amazon, Netflix, and Apple Differ (2025)
Google's Design Doc, Meta's Move Fast, Amazon's 6-page Memo, Netflix's Keeper Test, Apple's secrecy. A comparison of the actual engineering cultures at the five Big Tech companies and Korean Big Tech (Naver, Kakao, Coupa
2026-04-15 · 16 min read #culture#engineering-management#google#meta#amazonAPI Design Complete Guide — REST, OpenAPI, Versioning, Pagination, Idempotency, Webhooks (2025)
REST Maturity, OpenAPI 3.1, Versioning, Pagination (Offset/Cursor/Keyset), Idempotency Key, Rate Limiting, Webhook retries, AsyncAPI — the 2025 state of API design.
2026-04-15 · 10 min read #api#rest#openapi#webhook#versioningRedis Internals & Distributed Cache — Single Thread, Data Structures, Cluster, Sentinel, RDB/AOF, Redlock, Valkey, Dragonfly Deep Dive (2025)
Why does single-threaded Redis hit 1M QPS? From String to Stream across 9 data structures, Cluster hash slots, Sentinel HA, RDB/AOF tradeoffs, Cache-Aside and Thundering Herd, the Redlock debate, the 2024 license drama a
2026-04-15 · 15 min read #redis#valkey#cache#distributed-systems#infraDesign Thinking & UX Fundamentals — How to Solve Problems with a User-Centered Approach
From the 5 stages of design thinking to UX research methods, UI design principles, accessibility, and prototyping. Everything developers need to know about UX.
2026-04-13 · 23 min read #culture#design-thinking#ux#ui#productThe Psychology of Relationships & Emotional Intelligence (EQ) Guide -- The Science of Better Relationships
How are healthy relationships built? From attachment theory and emotional intelligence to active listening, conflict resolution, and boundary setting.
2026-04-12 · 17 min read #culture#psychology#relationships#eq#emotional-intelligenceIntroduction to Sociology & Cultural Anthropology — Understanding Social Structure, Culture, Inequality, and Media
How does society work, why do cultures differ, and where does inequality come from? A clear walkthrough of the core concepts in sociology and cultural anthropology.
2026-04-12 · 17 min read #culture#sociology#anthropology#society#inequalityEconomics & Financial Literacy — Macroeconomics, Investment Principles, Asset Allocation, Retirement Planning
From fundamental economics to stock/bond/ETF investment principles, asset allocation strategies, tax optimization, and retirement planning. Everything you need to know about money.
2026-04-12 · 20 min read #culture#economics#finance#investment#retirementA Guide to Humanities for Modern Life — Wisdom from Philosophy, Literature, History, and Art
Why do we need the humanities? From existentialism and Stoicism to world literature masterpieces, critical thinking, and ethics. The enduring value of the humanities in the age of technology.
2026-04-12 · 20 min read #culture#humanities#philosophy#literature#art