Mindutil

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Joined on Oct 10, 2026

Mindutil

Nov 5

“Double it and add 30” is close enough to fool you — until you need the real Celsius to Fahrenheit number

#todayilearned #math #beginners #productivity

3 min read

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Mindutil

Nov 3

Count words correctly in JavaScript — including Chinese, Japanese, and Korean

#javascript #webdev #i18n #productivity

3 min read

Mindutil

Nov 1

My AI directory has 92 categories. Ten of them hold 37% of the listings.

#ai #webdev #database #seo

3 min read

Mindutil

Oct 31

Half of my AI directory is labeled "free". 88% of those listings were never claimed.

#ai #webdev #sideprojects #database

4 min read

Mindutil

Oct 30

I fact-checked the free tiers of 20 AI tools. Most listings were wrong.

#ai #webdev #database #productivity

3 min read

Mindutil

Oct 29

Building a pricing-first filter for 4,300 AI tools (and what the data looks like)

#ai #sideprojects #webdev #database

4 min read

Mindutil

Oct 25

1 mile is not 1.6 km: the exact factors, and where the shortcut breaks

#todayilearned #math #productivity #beginners

3 min read

Mindutil

Oct 22

Base64 encode and decode in the browser — with proper Unicode support

#javascript #webdev #productivity #unicode

3 min read

Mindutil

Oct 12

Compress images in the browser — 20 lines, zero uploads

#javascript #webdev #performance #productivity

3 min read

Mindutil

Oct 12

Compress images in the browser — 20 lines, zero uploads

#javascript #webdev #performance #productivity

3 min read

Mindutil

Oct 10

Format JSON without pasting it into a random website

#webdev #javascript #json #productivity

3 min read

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Mindutil

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Writing Debut

“Double it and add 30” is close enough to fool you — until you need the real Celsius to Fahrenheit number

Want to connect with Mindutil?

Count words correctly in JavaScript — including Chinese, Japanese, and Korean

My AI directory has 92 categories. Ten of them hold 37% of the listings.

Half of my AI directory is labeled "free". 88% of those listings were never claimed.

I fact-checked the free tiers of 20 AI tools. Most listings were wrong.

Building a pricing-first filter for 4,300 AI tools (and what the data looks like)

1 mile is not 1.6 km: the exact factors, and where the shortcut breaks

Base64 encode and decode in the browser — with proper Unicode support

Compress images in the browser — 20 lines, zero uploads

Compress images in the browser — 20 lines, zero uploads

Format JSON without pasting it into a random website