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Playwright + Proxies: Sticky Sessions, Rotation, and the SOCKS5 Trap

Playwright + Proxies: Sticky Sessions, Rotation, and the SOCKS5 Trap

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3 min read
Free students, paid teachers: how cheap LLMs learn from expensive ones

Free students, paid teachers: how cheap LLMs learn from expensive ones

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2 min read
Instrument First, Then Prompt: Finding Real Agentic Pipeline Bugs

Instrument First, Then Prompt: Finding Real Agentic Pipeline Bugs

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3 min read
我用 DeepSeek V4 搭了个多 Agent 流水线,写代码 沙箱执行 审查 修复全自动

我用 DeepSeek V4 搭了个多 Agent 流水线,写代码 沙箱执行 审查 修复全自动

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1 min read
How I Cut Our Recommendation Engine Bill 60% Without Losing Quality

How I Cut Our Recommendation Engine Bill 60% Without Losing Quality

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7 min read
Python Comprehensions: From Confusing to Crystal Clear in 10 Minutes

Python Comprehensions: From Confusing to Crystal Clear in 10 Minutes

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2 min read
I indexed the entire Django codebase and traced 317 blast-radius references. Here's what I learned building the tool.

I indexed the entire Django codebase and traced 317 blast-radius references. Here's what I learned building the tool.

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3 min read
Building a Real-Time Computer Vision Dashboard on the Web: The OmniVision Pro Story

Building a Real-Time Computer Vision Dashboard on the Web: The OmniVision Pro Story

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2 min read
Two Bugs, Two Strangers, One Week: What Shipping Early Actually Buys You

Two Bugs, Two Strangers, One Week: What Shipping Early Actually Buys You

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5 min read
Adding WebRTC to py-libp2p: Two Runtimes, Three Specs, and One Unforgiving Private Slot

Three silent bugs caught by loopback testing

Adding WebRTC to py-libp2p: Two Runtimes, Three Specs, and One Unforgiving Private Slot

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19 min read
How I Stopped Regexing HTML Tables and Started Using AI for Data Extraction

How I Stopped Regexing HTML Tables and Started Using AI for Data Extraction

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5 min read
Building a Multi-Source Threat Intelligence Correlation Engine in Python

Building a Multi-Source Threat Intelligence Correlation Engine in Python

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6 min read
Don’t trust me, verify me: openunit, a unit of account you can recompute byte-for-byte

Don’t trust me, verify me: openunit, a unit of account you can recompute byte-for-byte

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6 min read
I fixed a smolagents bug that confused everyone who hit it (with Sentry watching the whole time)

Summer Bug Smash: Clear the Lineup Submission 🐛🛹

I fixed a smolagents bug that confused everyone who hit it (with Sentry watching the whole time)

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4 min read
Your Flaky Tests Aren't Flaky

Your Flaky Tests Aren't Flaky

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6 min read
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