Blog
Writing on GPUs, LLMs, MLOps, Kubernetes — and mindset · 3525 posts
#2026-03 765#english 592#culture 264#deep-dive 254#kubernetes 249#career 229#ai 219#llm 209#devops 196#2026-04 146#security 143#database 114#observability 113#communication 109#history 107#architecture 100#productivity 96#finance 88#economy 84#mindset 81#psychology 80#ai-papers 79#food 78#it 78#travel 78#deep-learning 77#japanese 77#networking 77#performance 72#business-travel 70#linux 70#gpu 69#ai-agent 66#cs-fundamentals 63#postgresql 61#rag 58#self-improvement 55#learning 53#mlops 53#python 52
In-Memory Computing Principles — Computing Inside the Memory ♪ Listenable
A deep look at the principles of compute-in-memory (CIM): computing directly inside memory instead of moving data to a compute unit. We cover solving a matrix multiply in one shot with a crossbar array, the difference be
2026-06-16 · 19 min read #in-memory-computing#compute-in-memory#ai-hardware#crossbar#reramEdge AI and the NPU — On-Device Inference Accelerators ♪ Listenable
We lay out why edge AI runs inference on the device instead of the cloud (latency, privacy, cost) and the concept of the NPU that makes it possible. From Apple Neural Engine, Qualcomm, Edge TPU, and ARM Ethos to model co
2026-06-16 · 22 min read #edge-ai#npu#on-device#inference#quantizationThe AI Semiconductor Supply Chain and Market — Who Actually Makes the Chips (2026) ♪ Listenable
We trace the value chain behind a single AI chip — design, EDA, IP, foundry, packaging, HBM, and equipment. From TSMC and Samsung to ASML EUV, the CoWoS bottleneck, geopolitics and export controls, the rise of in-house c
2026-06-16 · 19 min read #gpu-cuda#ai-hardware#semiconductor#supply-chain#tsmcThe 2026 AI Accelerator Landscape — From Blackwell to Vera Rubin ♪ Listenable
A developer-oriented map of the 2026 AI accelerator market. We cover NVIDIA Blackwell and the next-generation Vera Rubin, AMD MI350X, the moment inference capex first overtook training, and how to choose a chip per workl
2026-06-16 · 21 min read #ai-hardware#nvidia-blackwell#vera-rubin#inference#gpuPostgreSQL Version Upgrade Strategies — pg_upgrade and Logical Replication
A practical comparison of three ways to perform a PostgreSQL major version upgrade: dump/restore, pgupgrade, and logical replication. We cover downtime trade-offs, the pgupgrade --link procedure and its caveats, near-zer
2026-06-16 · 16 min read #postgresql#database#upgrade#pg-upgrade#logical-replicationMigration Incident Case Studies and Checklists — Learning from Others Failures
Migrations are among the most common and most painful sources of outages. This article walks through typical failure modes like lock storms, replication lag, data loss, and irreversible changes, derives causes and lesson
2026-06-16 · 14 min read #database#migration#postmortem#incident#reliabilityThe Expand-Contract Pattern — The Right Way to Change Schemas with Zero Downtime
A thorough walkthrough of the Expand-Contract pattern, the standard technique for changing a live database schema without downtime. We cover per-scenario SQL for adding columns, renaming, dropping, and adding constraints
2026-06-16 · 15 min read #database#migration#zero-downtime#expand-contract#reliabilityAWS DMS in Practice — Migration and Continuous Replication (CDC) ♪ Listenable
A practitioner walkthrough of AWS Database Migration Service from its building blocks to full load and CDC, heterogeneous migration with SCT, LOB handling and data validation, monitoring and cut-over strategy. It also co
2026-06-16 · 19 min read #aws#dms#database#migration#cdcWork That Pours In Rather Than Gets Planned — How to Handle Adhoc Work
How to work when interrupts arrive more often than planned tasks. Triage, funneling intake, batching and protecting focus time, the trap of urgency, managing expectations, automating and documenting recurring work, and p
2026-06-16 · 14 min read #career#productivity#workflow#focus#mindsetHow to Ship Output Consistently — A System for Producing Results ♪ Listenable
A practitioner guide to how people who ship consistently actually operate, without getting trapped by perfectionism. It covers breaking work small, timeboxing, public commitment, and closing with a demo, with systems and
2026-06-16 · 20 min read #productivity#shipping#habits#deep-work#timeboxingA Person with Their Own Color — Irreplaceable Expertise and Identity ♪ Listenable
Differentiation is not pretending to be different; it is the consistency that grows at the intersection of strength and interest. This piece covers the T-shaped professional, the accumulation of reputation, imitation ver
2026-06-16 · 18 min read #career#identity#mindset#personal-brand#expertiseEarning the Right to Speak — How to Make Your Voice Count in Meetings and Organizations ♪ Listenable
The right to speak is not granted by title; it is earned through trust and contribution. This piece covers prepared speaking, timing, the craft of dissent, drawing out quiet colleagues, and finding your voice asynchronou
2026-06-16 · 19 min read #career#communication#leadership#meetings#mindsetDeep Work — Designing Focus for People Who Make Things ♪ Listenable
Focus is not an innate talent but a system you can design. From the cost of context switching to securing focus blocks, managing notifications and meetings, and the clash between maker and manager schedules — here are co
2026-06-16 · 18 min read #deep-work#productivity#focus#culture#remote-workThe Builder Mindset — Makers Change the World ♪ Listenable
An essay on the builder mindset and the shift from consumer to producer. It covers execution over ideas, starting small and shipping, fast feedback loops, ownership, building in the age of AI, finishing what you start, a
2026-06-16 · 28 min read #builder-mindset#ownership#side-projects#career#executionThe Comfort of Admitting Mistakes — Psychological Safety Drives Performance
This essay examines why admitting mistakes is so hard, and how a blame-free culture produces higher performance. It covers Edmondson research on psychological safety, blameless postmortems, leader vulnerability, and anti
2026-06-16 · 16 min read #psychological-safety#mistakes#team-culture#leadership#blamelessZero-Downtime Data Migration — Moving Data with Dual-Write, Backfill, and CDC ♪ Listenable
Moving data to a new store without stopping the service is tricky because of consistency and ordering guarantees. This post lays out a staged cutover strategy combining Dual-Write, Backfill, and CDC, plus verification, r
2026-06-16 · 21 min read #database#migration#cdc#debezium#dual-writeNoSQL and Heterogeneous Data Migration — Between RDB, MongoDB, and Many Stores
Relational and document stores differ in the data model itself. This article lays out, from a practitioner view, what must be redesigned when moving from RDB to document and back, how to migrate with zero downtime using
2026-06-16 · 16 min read #database#migration#nosql#mongodb#cdcAutomating Database Migrations — Treating Schema as Code with CI/CD and GitOps
The era of applying schema changes by hand is over. This guide lays out the full picture of integrating migrations into your pipeline: linting and dry-running in PRs, applying per-environment automatically, detecting dri
2026-06-16 · 13 min read #database#migration#cicd#gitops#flywayAn Introduction to Database Migration Strategy — Schema, Data, and Zero Downtime
A systematic overview of database migration types and risks, versioned migrations, and zero-downtime deployment principles. It covers transactional DDL, backups and dry runs, environment promotion, team process, and an i
2026-06-16 · 16 min read #database#migration#schema#devops#reliabilityMaximizing Your Strengths — Amplify What You Are Good At Instead of Patching Weakness ♪ Listenable
What happens when you move the energy you spend covering weaknesses toward growing strengths? This essay lays out the logic of the strengths-based approach, how to discover your own strengths, the shadow side of overusin
2026-06-16 · 22 min read #mindset#strengths#career#self-awareness#productivity