Blog
1938+ articles — Page 9 of 81
RAG Authorization with SpiceDB: Permission-Aware RAG
RAG authorization with SpiceDB: model documents, folders and teams, then filter retrieved chunks with CheckBulkPermissions or LookupResources. Tested in Python.
13 min read
Speed Up Maven Builds: Modules, -T and the Build Cache
How to speed up a Maven build, measured: one big module vs nine, -T 1C, -pl/-am, surefire forks, the Maven Build Cache Extension and mvnd, with timings.
12 min read
Build Meetup Amsterdam 2026: Bazel, Buildbarn, Bonanza
My recap of the Uber x EngFlow Build Meetup in Amsterdam: Python versions in a Bazel monorepo, Bonanza from the Buildbarn creator, Maven and designers.
9 min read
Udienza: Ten Minutes With the People Who Build What You Run
Udienza is my video podcast: ten-minute interviews with the founders, maintainers and CTOs of open source, cloud native and AI infrastructure.
3 min read
People of FOSDEM 2026: Hallway Interviews
Short hallway interviews from FOSDEM 2026 in Brussels: EU funding, the CRA, Weblate, Percona, PostgreSQL, FreeIPA, Foreman, Ansible and RISC-V hardware.
12 min read
Huawei Partner Summit 2026 at Lake Como: Recap
Huawei's Benelux & Ireland Partner Summit 2026 at Lake Como: the 2026 Key Strategy keynote, eKit for SMEs, partner programmes and the 2026 event calendar.
7 min read
Neo4j GraphSummit Amsterdam 2025: GraphRAG and Vectors
GraphSummit Amsterdam 2025 at A'DAM Tower: Neo4j's GenAI timeline, GraphRAG, vector search, 50+ graph algorithms and hands-on notebooks, in photos.
8 min read
BitBash 2025 Veenendaal: Quantum, IAM and Dev Box
BitBash 2025 at Info Support in Veenendaal: a Q# quantum session, Henry Been on IAM for engineering platforms, and Erwin Staal on Dev Box and ADE.
10 min read
KubeCon Europe 2026 Keynotes and Sessions: On the Slides
What was on the slides at KubeCon Europe 2026 in Amsterdam: Saxo's service blueprint, SNCF on-prem autonomy, Red Hat sovereign AI and Tekton CI.
11 min read
People of KubeCon Europe 2026: Hallway Interviews
Fifteen short hallway interviews from KubeCon Europe 2026 in Amsterdam: contributors, a co-chair, observability vendors and a cluster in a cat carrier.
13 min read
KubeCon Europe 2026 Recap: My Week in Photos
KubeCon Europe 2026 in photos: co-located days, two Kubernetes Recipes book signings, my multi-tenant GPU talk on OpenShift AI, and the keynote hall.
6 min read
Becoming a 10x Engineer: AI Devtools Meetup Amsterdam
LangWatch and AI Foundry's 10x engineer evening in Amsterdam: Claude Code workflows, OpenClaw goodies, a real AI stack and a feedback-loop takeaway.
13 min read
OpenClaw Demo + Hackathon Amsterdam, March 2026
My live OpenClaw demo in Amsterdam, from a Discord message to a git push and CI deploy, plus agent hosting, a multi-agent workspace and an apartment hunter.
12 min read
Scaling Argo CD: Fix Phantom Syncs and Repo-Server Load
Scaling Argo CD without overloading the repo server: tune polling and jitter, add Git webhooks, use ApplicationSets, shard the controller, measure it all.
12 min read
Agentic AI: From Code to Commerce at AI House Amsterdam
Agentic AI: From Code to Commerce at AI House Amsterdam: Claude Cowork and plugins, a Cursor demo, JET's voice assistant, ElevenLabs and a commerce panel.
7 min read
AI Salon Amsterdam 2025: Schiphol Ramp AI and an AI VC
AI Salon Amsterdam at The Flow, January 2025: computer vision on Schiphol's ramp to predict delays, and how the AI VC curiosity invests in AI startups.
7 min read
AI Tinkerers Amsterdam February 2025: Demo Night
AI Tinkerers Amsterdam, February 2025: LLM evaluation with orq.ai, DeepSeek-R1 on Featherless.ai, Airweave's open-source sync engine, all as live demos.
7 min read
Amsterdam JUG at IKEA: Virtual Threads, ECC and Testing
Amsterdam JUG at IKEA, March 2026: Java virtual threads, elliptic curve signatures and JWS, and a system test suite for deploying on a Friday.
8 min read
SOPS with Ansible: Encrypted Vars with community.sops
Use SOPS with Ansible: age keys, a .sops.yaml with creation rules, encrypted group_vars via the community.sops vars plugin, key rotation and CI.
11 min read
ARA Records Ansible: Record Every Playbook Run
Set up ARA Records Ansible: enable the callback, record to SQLite or a shared API server, query runs with the ara CLI, label CI jobs and lock it down.
11 min read
CfgMgmtCamp 2025 in Ghent: The Talks I Saw
My notes from the CfgMgmtCamp 2025 talks in Ghent: an AI model leaderboard, Chef history, Salt internals, SOPS for Ansible secrets, ARA and tox-ansible.
17 min read
Claude Code Meetup Amsterdam 2026: Hooks, Skills, Agents
The second Claude Code meetup in Amsterdam: a policy server behind Claude Code hooks, e-commerce skills for Shopify and SFCC, and Claude Code turning one.
12 min read
Claude Code OpenTelemetry: Monitor AI Coding Agents
Send Claude Code OpenTelemetry metrics and events to a Collector, tag them by team and repo, and chart cost, tokens and edits in Prometheus and Grafana.
10 min read
Claude Code PreToolUse Hooks: Block, Redirect, Require
Four working Claude Code PreToolUse hooks: deny rm, block brand-new packages, require tests before git commit and keep file paths inside the workspace.
17 min read