Learnings

Enterprise Architects: From Cartographers to Scouts

A curated list of awesome .cursorrules files for enhancing your Cursor AI experience.

Kill the Troll. Engineering Tale: A great way to learn about system design and analysis

Postgres Explain Visualizer 2 (PEV2) has a very easy no-install required/ready-to-download file to run it locally

Node.js Now Supports TypeScript By Default

Double-keyed Caching: How Browser Cache Partitioning Changed the Web: https://addyosmani.com/blog/double-keyed-caching/. "CDN costs might increase due to reduced cache hits... since each subdomain now maintains separate caches"

Can I mock functions with specific arguments using Jest?

Python Concurrency

Webpack vs Vite

Visualize data structures directly in VS Code using the Debug Visualizer extension

https://www.seangoedecke.com/large-established-codebasesMistakes engineers make in large established codebases>

Fun facts about SQLite -

Crontab Guru - Quick & simple editor for cron schedule expressions

Dependencies vs. devDependencies for JavaScript apps

When To Use the ?? And || In JavaScript — The ?? (nullish coalescing) and || (logical OR) operators in JavaScript provide default values when the left-hand side expression is not provided. The ?? operator only checks for null and undefined, allowing other falsy values like 0, false, or an empty string to remain. The || operator checks for all falsy values. The ?? operator is particularly useful for APIs, optional parameters, or dynamic data that may not always be defined.

You might not need a React Form Library

Jest provides a similar feature to `pytest.xfail` through `test.failing` or `it.failing`

In FHIR the primitive data types of "date" and "dateTime" can be defined partially (eg.: just the year, or just the year and the month) while the "instant" data type must be specified at least down to the second. This is key difference between these data types, "instant" is used in situations where precision is required (eg.: the time of the appointment), while the other two are used when the information can be vaguely defined (eg.: a birth date)

Composable Design Patterns in Vue

10 new Git commands you should start using today

we may see all databases supporting S3 in the future

Why "page.goto()" is slowing down your Playwright tests

Medplum - Achieving a zero-downtime Postgres major version upgrade

Microsoft PowerToys