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Kaggle Benchmarking Challenge

That one weird failure mode? Measure it.

Multi-step reasoning, code generation, tool use, or something stranger. Build the benchmark and tell us what you learned.

What was your win this week?
Cover image for What was your win this week?

Community shares diverse personal achievements

What was your win this week?

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Comments 57
1 min read
I Turned My GitHub Profile Into a Cyberpunk Console With a City Built From My Contributions

Bypassing GitHub's strict sandbox via SVGs

I Turned My GitHub Profile Into a Cyberpunk Console With a City Built From My Contributions

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Picked as gem Comments 81
15 min read
Hacktoberfest Is Coming to Nadiad, Gujarat 🚀 Official MLH Meetup at DDU, 15 Oct

Organized entirely by a solo student

Hacktoberfest Is Coming to Nadiad, Gujarat 🚀 Official MLH Meetup at DDU, 15 Oct

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Picked as gem Comments 15
4 min read
I Gave 15 AI Models Proof Their Hacking Target Was a Real Company. 73% of the Ones That Noticed Told No One.

Kaggle Benchmarking Challenge Submission

I Gave 15 AI Models Proof Their Hacking Target Was a Real Company. 73% of the Ones That Noticed Told No One.

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Picked as gem Comments 37
44 min read
I Was Overwhelmed, So I Turned My GitHub Profile Into a Roguelike Dungeon

Includes a complete C# build log and live link

I Was Overwhelmed, So I Turned My GitHub Profile Into a Roguelike Dungeon

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Picked as gem Comments 6
7 min read
EmbedCatalog is participating in Hacktoberfest 2026

Includes video and contributor perks

EmbedCatalog is participating in Hacktoberfest 2026

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Comments 5
2 min read
Dev Opportunity Radar #19: Hacktoberfest, $20K AI Agent Hackathon, and Pear Prime 2027

Readers celebrating 19 consistent editions

Dev Opportunity Radar #19: Hacktoberfest, $20K AI Agent Hackathon, and Pear Prime 2027

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Picked as gem Comments 16
10 min read
Valkey 9.2's forkless BGSAVE cuts my memory spike from 350MB to 10MB

Valkey 9.2's forkless BGSAVE cuts my memory spike from 350MB to 10MB

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Comments
7 min read
I built my husband a vim trainer with a Gemma coach that runs in the browser

Hacktoberfest Weekend Challenge: Build for a Friend Submission 🤝

I built my husband a vim trainer with a Gemma coach that runs in the browser

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Comments 2
6 min read
Write Markdown Once, Publish It Everywhere: dev.to, Medium, AWS Builder Center and LinkedIn

Write Markdown Once, Publish It Everywhere: dev.to, Medium, AWS Builder Center and LinkedIn

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Picked as gem Comments 3
10 min read
I built the same app twice — by hand, then with AI. I trust the fast one less.

I built the same app twice — by hand, then with AI. I trust the fast one less.

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6 min read
The Goblin Warren: an AI Dungeon Master that never invents a rule

Sanity Challenge Path One Submission

The Goblin Warren: an AI Dungeon Master that never invents a rule

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Comments
5 min read
Turn Your GitHub Contribution Graph Into an ASCII City

Turn Your GitHub Contribution Graph Into an ASCII City

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4 min read
Rediscovering the Schwartzian Transform: Why I Had to Comment on a Flutter Performance Article

Rediscovering the Schwartzian Transform: Why I Had to Comment on a Flutter Performance Article

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7 min read
Claude Code Plan Mode vs Auto-Accept in 2026: When to Let the Agent Drive and When to Stay in the Loop

Claude Code Plan Mode vs Auto-Accept in 2026: When to Let the Agent Drive and When to Stay in the Loop

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12 min read
A service mesh costs 0.16ms at one connection and 86% of your throughput at 32

A service mesh costs 0.16ms at one connection and 86% of your throughput at 32

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Comments 1
6 min read
Sunday Talk #1 — The most dangerous document I ever shipped was plausible

Sunday Talk #1 — The most dangerous document I ever shipped was plausible

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Comments
2 min read
Terminal is your Friend

Terminal is your Friend

Comments
2 min read
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