DuckDB in Python: Query CSV, Parquet, and Pandas with SQL
DuckDB in Python turns SQL into a zero-setup analytics engine: query CSV, Parquet, and Pandas DataFrames in-process, join across sources, and add UDFs.
Posts
Faster Than Dijkstra: The New Shortest-Path Algorithm, Explained
A new shortest path algorithm finally beats Dijkstra on sparse graphs. How it breaks the 65-year sorting barrier, and why Dijkstra still wins in practice.
uv Workspaces: Build a Python Monorepo From Scratch
Build a Python monorepo with uv workspaces: one shared lockfile and virtualenv, cross-package imports, per-package builds, and the gotchas to watch for.
Context Engineering: Why Less Context Makes Better Agents
Context engineering explained: why long-running AI agents suffer context rot, what 2026 research shows about pruning and compaction, plus a Python demo.
Go CLI Frameworks in 2026: Cobra vs urfave/cli vs Bubble Tea
Go CLI framework showdown for 2026: Cobra vs urfave/cli vs Bubble Tea. Real code, boilerplate counts, and when to reach for each, after building all three.
LangGraph vs CrewAI vs OpenAI Agents SDK: The 2026 Verdict
LangGraph vs CrewAI vs OpenAI Agents SDK compared for 2026: architecture, real code, pricing, and which multi-agent framework to pick for production work.
Python Lazy Imports (PEP 810): The Startup Speedup, Benchmarked
Python lazy imports (PEP 810) land in Python 3.15. I benchmarked boto3, requests and pydantic startup: the real speedup, and how to get most of it today.
EU AI Act for Developers: Every Deadline and What Applies Now
EU AI Act timeline for developers after the Digital Omnibus: what is already in force, what lands in Dec 2026, Dec 2027 and Aug 2028, and what to build now.
Software Engineer Salary in Europe 2026: What You Actually Earn
Software engineer salary in Europe for 2026, country by country: from €120K in Zurich to €30K in Bucharest, and why net pay beats the US gap you'd expect.
Go's JSON v2 (encoding/json/v2): Faster, Stricter, and What Breaks
Go 1.27 ships encoding/json/v2: up to 10x faster unmarshaling (reported), and new defaults for duplicate keys, nil slices and case. What breaks, and how to …