Engineering
Property-Based Testing: Finding Bugs Your Unit Tests Miss
How property-based testing generates hundreds of random inputs to verify invariants and catch edge cases example tests miss, using fast-check in TypeScript.
·5 min read
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Engineering
Software craft & practices · 55 articles · Page 3 of 5
Engineering
Debugging Distributed Systems: Correlation and Causation
Debug distributed systems with correlation IDs, tracing context propagation, log aggregation and causal ordering to follow a request to its root cause.
·5 min read
Engineering
Refactoring Legacy Code Without Breaking Everything
Systematic refactoring strategies for legacy codebases: characterization tests, the strangler pattern and incremental extraction, without regressions.
·4 min read
Engineering
Designing Effective Error Boundaries in Complex Applications
Build error boundary strategies that catch failures gracefully, provide meaningful fallbacks, report actionable diagnostics and contain the damage.
·4 min read
Engineering
Building a Custom ESLint Plugin
How to build custom ESLint rules for your team's conventions: AST selectors, rule testing, auto-fixers and publishing a shared plugin.
·4 min read
Engineering
Mastering Git Rebase and Interactive Rebase
A practical guide to git rebase and interactive rebase: rebase versus merge, squashing commits, rewriting history safely and clean team workflows.
·5 min read
Engineering
Understanding Compiler Design for Better Code
A developer-friendly introduction to compiler fundamentals: lexing, parsing, ASTs and code generation, with examples that make you a better programmer.
·4 min read
Engineering
Feature Toggle Patterns for Safe Releases
How to implement feature toggles that enable trunk-based development, gradual rollouts and instant rollbacks — types, testing and cleanup that avoids debt.
·5 min read
Engineering
Git Hooks for Development Automation
How to use Git hooks to automate quality checks, commit message validation, pre-push tests and branch naming — with Husky and custom scripts.
·4 min read
Engineering
Writing Effective Technical RFCs
How to write RFC documents that drive clear technical decisions: structure, audience calibration, alternatives analysis and asynchronous consensus.
·5 min read
Engineering
Structured Logging for Production Applications
How to implement structured logging that makes production debugging fast: JSON formats, context propagation, log levels, data masking and aggregation.
·4 min read
Engineering
Async Iteration Patterns in JavaScript and TypeScript
A deep dive into async iterators and generators in JavaScript — for-await-of loops, async generator functions, backpressure and streaming patterns.
·4 min read