Learnings

2026

1. • procedure-first: The server implementation is the contract
   • contract-first: Define the API contract, and the server/client implement it

   oRPCContract-First - oRPCBuild your first contract-first API with oRPC: describe the API in a contract, implement it with full type checking, and call it from a client that only needs the contract. (opens in a new window)

   Sep 6

2. 

   

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   • In GitHub stacked PRs, merging the top PR also merges the ready PRs below it. Merging in the middle automatically rebases the remaining PRs above it to line them up. Nice ..?

   gh stack init --base {baseBranch} {stackedBranch1} {stackedBranch2}
   gh stack submit
   gh stack view
   gh stack sync
   gh stack merge
   gh stack sync --prune
   

   Copy

   Sep 5
3. • Pareto pruning: removing any candidate that is worse than another candidate in every respect

   Sep 4

4. 

   • The Strangler Pattern is named after the way the strangler fig survives.
   • A pattern for replacing an existing system with a new system one piece at a time. (In effect, an incremental migration)

   learn.microsoft.com스트랭글러 무화과 패턴 - Azure Architecture Center특정 기능을 새 애플리케이션 및 서비스로 점진적으로 대체하여 레거시 시스템을 증분 방식으로 마이그레이션하는 방법을 알아봅니다. (opens in a new window)

   Sep 3
5. • npm download counts are closer to the number of times the npm registry actually transfers a package tarball than to the number of local installs or CI runs. A pnpm store hit or CI cache hit therefore does not increase the count.

   blog.npmjs.orgnpm Blog Archive: numeric precision matters: how npm download counts worknpm Blog (Archive); updates from the npm team are now published on the GitHub Blog and the GitHub Changelog (opens in a new window)

   Sep 2

6. 

   • I contributed (opens in a new window) to MDN!
   • The data shown in MDN's browser compatibility tables is maintained in BCD (opens in a new window).
   • Instead of duplicating all compatibility data for a derived browser, BCD can identify an upstream browser. Declaring support for a feature as a mirror inherits the upstream support data and calculates the derived browser's supported version from the engine-version mapping.

   GitHubCorrect Chrome locale note for `word-break: auto-phrase` by woohyun-park · Pull Request #30360 · mdn/browser-compat-dataBrowser compatibility data for Web technologies as displayed on MDN - Correct Chrome locale note for `word-break: auto-phrase` by woohyun-park · Pull Request #30360 · mdn/browser-compat-data (opens in a new window)GitHubGitHub - mdn/browser-compat-data: Browser compatibility data for Web technologies as displayed on MDNBrowser compatibility data for Web technologies as displayed on MDN - mdn/browser-compat-data (opens in a new window)

   Sep 1
7. • Copyleft: you may freely use, modify, and distribute the software, but when you distribute a modified version, you must preserve those same freedoms.

   Aug 31