~/.mathieu

Recent Notes

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When the user does not inherit irreducible complexity, it is an opinionated system
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Irreducible complexity
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Monitoring systems
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Observability makes LLM dominated codebases more manageable
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True Observability
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LLMs change constructive friction to administrative friction
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LLMs are addictive
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Derived data
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Source of truth
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Data lakes are data warehouses with unstructured data
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HTAP combines OLTP and OLAP
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Extract, Transform, Load
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Data warehouses
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Analytical data system
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Operational data system
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Real time analytics
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Online analytical process
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Online transaction processing
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Local first applications
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Users should have easy access to their own data
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Teams use data differently
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Computationally intensive applications
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Data intensive applications
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Designing Data-Intensive Applications
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Metrics only capture things that can be quantified
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Don't be data-driven; be data-informed
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Cutting metrics is sometimes beneficial
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You are what you measure and optimize towards
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Vanity metrics can ruin your confidence
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Vanity metrics can give false confidence
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Misaligned metrics that redirects attention are harmful
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Webpage statistics can be a bad metric
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Metrics can be harmful
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Frighteningly interesting solutions are easier to sell to managers
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Celebrate simple software often
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You must make avoided complexity visible
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As a GM you need to close the impact feedback loop
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Impact that goes unnoticed is like having no impact at all
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Linking notes is a conversation between them
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Contradicting notes are wanted
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Don't outsource your thinking
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Remove as much context from notes
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Writing in your own words forces understanding
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Permanent notes should be taken quickly
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Your job title sets expectations
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My anti-library
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You can tell who a person wants to be by their anti library
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Glue work is often underappreciated
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Ideas to create boring software
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The principle of least surprise frees up mental load
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The principle of least surprise
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Feynman Technique
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Public creation and learning
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A note taking system has a long feedback loop
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The mind and thoughts are complex
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You should give people the benefit of the doubt
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Learning in the open
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Building in public
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Writing down thoughts is hard
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Writing output starts with note taking
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Note taking is writing
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How to take smart notes
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CLI Quick Reference
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Event handlers
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Aggregates are private
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Aggregates are uniquely identifiable
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Event sourcing aggregates
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Events are history
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An event holds actual change
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Command handlers should validate commands
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Command handlers convert commands into events
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Event sourcing is capturing application state
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Server level text compression
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Application level text compression
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Brotli
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ZStandard compression
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GNU Gzip compression
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Pre compressed files
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Caddy text compression
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Web text compression
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Import your highlights with ease
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Glue work
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Schrödinger backups
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Banana software
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My setup
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Projects
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About me
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Mathieu De Raedt
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Structured logs explode in size
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Tools unleashes the power of structured logging
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Structured logs are hard to read as a human
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Semi structured logs
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Structured logs
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Last responsible moment
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Predicting the future is hard
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Technological advancements makes skills obsolete
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LLMs bring skill atrophy to programmers
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Skills wither without exercise
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Growth work broadens your experiences
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Growth work should be optional and be freeing