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How I built a PWA habit tracker with dynamic SVG flame physics (and why shattering failure states ruin UX)

How I built a PWA habit tracker with dynamic SVG flame physics (and why shattering failure states ruin UX)

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1 min read
RxJS in Practice: Reactive Programming, Operators, Patterns, and Real-World Examples

RxJS in Practice: Reactive Programming, Operators, Patterns, and Real-World Examples

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14 min read
React interview practice: explain a stale search result before fixing it

React interview practice: explain a stale search result before fixing it

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3 min read
I Built a Free Collection of Focus Games That Runs Entirely in the Browser

I Built a Free Collection of Focus Games That Runs Entirely in the Browser

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4 min read
Block-Level Tags vs Inline Tags in HTML 🌐

Block-Level Tags vs Inline Tags in HTML 🌐

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1 min read
What is Web Security? A Simple Guide for Developers

What is Web Security? A Simple Guide for Developers

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11 min read
Vue 3 Cleans Up After Itself — Until It Can't

Vue 3 Cleans Up After Itself — Until It Can't

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21 min read
How I built errno.help - and what broke along the way

How I built errno.help - and what broke along the way

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3 min read
Live Streaming Explained: How I Streamed My First Live Video

Live Streaming Explained: How I Streamed My First Live Video

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2 min read
Stop pasting sensitive JSON into random online formatters

Stop pasting sensitive JSON into random online formatters

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2 min read
I built 59 free browser-based dev tools in vanilla JS — here's what I learned

I built 59 free browser-based dev tools in vanilla JS — here's what I learned

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2 min read
Stripe Made card.last4 Nullable. If Your Receipts Assume It's Always There, They Break on Nobody's Schedule.

Stripe Made card.last4 Nullable. If Your Receipts Assume It's Always There, They Break on Nobody's Schedule.

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6 min read
The arithmetic IS the product: building a planner that tells people the truth

The arithmetic IS the product: building a planner that tells people the truth

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4 min read
Seventy pages from one array: the content registry that cannot disagree with itself

Seventy pages from one array: the content registry that cannot disagree with itself

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5 min read
Color Contrast Ratios: The Reference Tables and Edge Cases Every Frontend Engineer Should Memorize

Color Contrast Ratios: The Reference Tables and Edge Cases Every Frontend Engineer Should Memorize

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7 min read
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