Look closer.
Codelooru takes one thing at a time and takes it apart.
Explained
One concept, taken apart properly.
- Explained: NATStart here
- Explained: CoreDNSKubernetes
- Explained: Bloom FiltersData
Architecture
Complete systems, end to end.
- Architecture: KubernetesFull guide
- Architecture: KafkaStreaming
- Architecture: MainframeSeries
In Focus
Current tech, no hype.
Recent posts
November 01, 2026
Applied AI: Documents, Images, and Multimodal Input
Information in this post reflects publicly available sources as of November 1, 2026. An accounts payable team automates invoice processing with a vision model. It reads scanned invoices, extracts the vendor, date, and total, and posts them to the ledger. For three weeks it works beautifully. Then an auditor finds a $7,340 invoice paid as $1,340: a smudged 7 on a faxed scan, read confidently as a 1, and written into perfectly valid JSON. Down the h… Read More
by Phee Jay
November 01, 2026
Applied AI: Privacy and Data Governance
Information in this post reflects publicly available sources as of November 1, 2026. It describes common practice, not legal advice. In the spring of 2023, engineers at Samsung pasted internal source code and meeting notes into ChatGPT to get help debugging and summarizing. Within weeks, the company banned generative AI tools on its devices and networks. The story became the standard warning about AI and confidential data, and it shaped a generat… Read More
by Phee Jay
November 01, 2026
Applied AI: Long-Running and Background Agents
Information in this post reflects publicly available sources as of November 1, 2026. A procurement team gives an agent a job: review 40 vendor contracts, email each vendor to confirm renewal terms, and produce a comparison by morning. Two hours in, at contract 31, the server running the agent restarts for a routine deploy. The run is gone. Someone starts it again, the bill doubles, and 30 vendors receive the same email twice. Nothing about the mod… Read More
by Phee Jay