<![CDATA[Stories by inprogrammer on Medium]]> https://medium.com/@inprogrammer?source=rss-14ac750a872------2 https://cdn-images-1.medium.com/fit/c/150/150/1*J7jk5vCGbEhewExz70dAAg.png Stories by inprogrammer on Medium https://medium.com/@inprogrammer?source=rss-14ac750a872------2 Medium Sat, 16 May 2026 01:59:59 GMT <![CDATA[I Tested 4 RAG Architectures. One Survived Production.]]>

Naive RAG looked great in demos. Three weeks later, it fell apart. Here is what actually worked.

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]]> https://blog.stackademic.com/i-tested-4-rag-architectures-one-survived-production-42e60a000dc4?source=rss-14ac750a872------2 https://medium.com/p/42e60a000dc4 Fri, 15 May 2026 07:34:51 GMT 2026-05-15T08:03:50.122Z <![CDATA[I Replaced Pandas With Polars. My Data Pipeline Got 12x Faster.]]>

The pipeline was using 28GB of RAM and taking 47 minutes. Here is what actually changed.

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]]> https://blog.venturemagazine.net/i-replaced-pandas-with-polars-my-data-pipeline-got-12x-faster-11599dbe6194?source=rss-14ac750a872------2 https://medium.com/p/11599dbe6194 Wed, 13 May 2026 07:57:06 GMT 2026-05-15T07:52:07.225Z <![CDATA[I Built One MCP Server in Python. Claude Connected to It Automatically.]]>

Claude, Cursor, and LangGraph all used the same server without any extra code.

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]]> https://blog.stackademic.com/mcp-is-the-usb-c-of-ai-why-python-developers-need-it-a4a63413b07b?source=rss-14ac750a872------2 https://medium.com/p/a4a63413b07b Tue, 12 May 2026 06:51:55 GMT 2026-05-15T07:54:02.819Z <![CDATA[I Tested 4 Python AI Agent Frameworks. One Won by a Large Margin.]]>

I built the same AI agent four times. Same task, same tools, same goal. Four completely different experiences.

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]]> https://ai.plainenglish.io/i-compared-4-python-ai-agent-frameworks-langgraph-won-clearly-f5adec0e1981?source=rss-14ac750a872------2 https://medium.com/p/f5adec0e1981 Mon, 11 May 2026 06:34:18 GMT 2026-05-15T09:36:22.307Z <![CDATA[Pyrefly: Up to 76x Faster Than mypy. Here Is What Changed.]]>

I switched mypy with Pyrefly on a 120k line codebase, and type checking went from 9 minutes to 11 seconds.

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]]> https://blog.venturemagazine.net/pyrefly-up-to-76x-faster-than-mypy-here-is-what-changed-f94a8e097eab?source=rss-14ac750a872------2 https://medium.com/p/f94a8e097eab Sun, 10 May 2026 07:32:21 GMT 2026-05-10T07:32:58.488Z <![CDATA[A 47-Second PostgreSQL Query Now Runs in 83ms. Here Is Why.]]>

I added five indexes and made it worse. Then I read EXPLAIN ANALYZE for the first time.

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]]> https://blog.cubed.run/a-47-second-postgresql-query-now-runs-in-83ms-here-is-why-f3bb15e246da?source=rss-14ac750a872------2 https://medium.com/p/f3bb15e246da Sat, 09 May 2026 07:30:37 GMT 2026-05-09T07:31:44.238Z <![CDATA[Python 3.14 Removed the GIL. My App Got 8x Faster.]]>

The speedup is real. But it only works when four specific conditions are true at the same time.

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]]> https://blog.stackademic.com/python-3-14-removed-the-gil-my-app-got-8x-faster-56566c7b7a39?source=rss-14ac750a872------2 https://medium.com/p/56566c7b7a39 Fri, 08 May 2026 07:51:58 GMT 2026-05-08T09:00:26.547Z <![CDATA[I Built the Same AI Agent in 4 Python Frameworks. One Won Clearly.]]>

One week. One task. Four frameworks. Here is what actually happened.

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]]> https://blog.stackademic.com/i-built-the-same-ai-agent-in-4-python-frameworks-one-won-clearly-2e46c8a3024d?source=rss-14ac750a872------2 https://medium.com/p/2e46c8a3024d Thu, 07 May 2026 11:31:01 GMT 2026-05-07T13:31:00.977Z <![CDATA[FastAPI 4x Faster With Pydantic v2 Migration Guide]]>

How a single dependency upgrade dropped my API response time from 180ms to 45ms

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]]> https://blog.stackademic.com/fastapi-4x-faster-with-pydantic-v2-migration-guide-af1310f00547?source=rss-14ac750a872------2 https://medium.com/p/af1310f00547 Thu, 07 May 2026 07:31:04 GMT 2026-05-07T13:27:12.909Z <![CDATA[uv Replaced pip, venv, and Poetry. 100x Faster Installs.]]>

I deleted pip, Poetry, and virtualenv from my workflow. Replaced all three with one tool. Package installs went from 45 seconds to 0.4…

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]]> https://ai.plainenglish.io/uv-replaced-pip-venv-and-poetry-100x-faster-installs-0691ff25690d?source=rss-14ac750a872------2 https://medium.com/p/0691ff25690d Wed, 06 May 2026 08:16:49 GMT 2026-05-06T08:23:43.827Z