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Technical note: reading TCP, TLS, and HTTP signals when an AI tool “feels down”

Technical note: reading TCP, TLS, and HTTP signals when an AI tool “feels down”

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2 min read
Parse a CSV in the Browser: Column Type Badges, Parsing Issues and the Bytes You Get

Parse a CSV in the Browser: Column Type Badges, Parsing Issues and the Bytes You Get

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5 min read
Why isn’t my Stripe webhook updating Supabase?

Why isn’t my Stripe webhook updating Supabase?

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3 min read
Designing an E-Signature Audit Trail: What the Evidence Actually Proves

Designing an E-Signature Audit Trail: What the Evidence Actually Proves

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4 min read
Payhip as a Gumroad alternative for a zero-budget creator

Payhip as a Gumroad alternative for a zero-budget creator

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2 min read
A meal planner has more state than its calendar suggests

A meal planner has more state than its calendar suggests

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2 min read
IMAP, SMTP and POP3 ports, and why port 25 is blocked on your VPS

IMAP, SMTP and POP3 ports, and why port 25 is blocked on your VPS

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5 min read
Exposed .git, .env and Backup Files: 6 Safe Checks, and What a Clean Result Doesn't Prove

Exposed .git, .env and Backup Files: 6 Safe Checks, and What a Clean Result Doesn't Prove

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4 min read
TypeScript Email Fixtures That Fail Clearly

TypeScript Email Fixtures That Fail Clearly

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4 min read
Building a 5-seat Outstanding Tiny Desk AI generator: only re-render the shots you're in

Building a 5-seat Outstanding Tiny Desk AI generator: only re-render the shots you're in

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4 min read
Validate JSON in the Browser: The Line and Column of the Mistake

Validate JSON in the Browser: The Line and Column of the Mistake

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5 min read
I implemented Myers' diff in the browser — and my path trace cost 11 MB

I implemented Myers' diff in the browser — and my path trace cost 11 MB

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8 min read
SEO Case Study: 640 Clicks and 40.5K Impressions From a Calculator Website (Real Search Console Data)

SEO Case Study: 640 Clicks and 40.5K Impressions From a Calculator Website (Real Search Console Data)

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4 min read
How to Turn a Phone Photo into a PDF (No App, No Sign-Up)

How to Turn a Phone Photo into a PDF (No App, No Sign-Up)

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3 min read
List-Unsubscribe needs both headers and a working endpoint

List-Unsubscribe needs both headers and a working endpoint

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1 min read
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