securityPassword Managers Done Right: Your Single Point of Failure
Why a password manager beats every alternative — how to choose one, the setup steps people skip, and securing the master password that guards it all.
3 min read
Blog
Page 10 of 17 · 152 articles
security
databasesPostgreSQL Indexes Explained: B-Trees and Beyond
How Postgres indexes really work — B-tree mechanics, when indexes get ignored, covering, partial, and composite strategies, proven with EXPLAIN.
3 min read
databasesPostgreSQL Query Optimization: The EXPLAIN ANALYZE Workflow
Make slow Postgres queries fast, methodically — read EXPLAIN ANALYZE, spot sequential scans and bad joins, fix estimates, and repeat a checklist.
4 min read
databasesPostgreSQL Transactions and Isolation Levels, Finally Clear
ACID in practice — what transactions guarantee, the four isolation levels as real anomalies, why READ COMMITTED is default, and handling conflicts.
3 min read
weight lossWhy Protein Is the Most Important Macro for Weight Loss
Protein's triple role — satiety, muscle preservation, and thermic cost — with practical daily targets, food rankings, and hitting your number.
3 min read
bloggingI Published Daily for 30 Days: The Real Data
An original experiment log — publishing daily for a month: traffic numbers, what performed, what broke, time costs, and the counterintuitive takeaways.
3 min read
mobile devReact Native Performance: The Fundamentals That Fix 90% of Jank
Why React Native apps feel slow — the JS thread, list virtualization, image handling, and re-render control, plus a diagnostic workflow for real bottlenecks.
3 min read
web devThe React Rendering Model, Explained Once and Properly
How React decides what to re-render — components, state triggers, reconciliation, keys — and a mental model that avoids perf bugs and over-memoization.
3 min read
dataReading Dashboards Without Deceiving Yourself
Dashboards lie via framing more than fabrication — questions for any metric, visualization tricks, correlation traps, and a trusting-the-numbers checklist.
3 min read