Welcome
This is a technical blog on security, infra and equities trading. Written by Andrew Taylor.
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Hyperscalers are now building data centers without UPSes
Ditching the humble UPS saves the big guys money, and the risk makes sense
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Filtering spam with GPT4o-mini for $0.00008 per email
It doesn’t make sense to pay for spam filtering anymore
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Automating high performance Kubernetes deployments on-prem (with Ansible, Cilium BGP and Longhorn on k8s v1.32)
Total automation for deploying a Kubernetes v1.32 cluster on-prem with Cilium and Longhorn
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How to expose TrueNAS shadow copies in File Explorer ‘Previous Versions’
The trick lies in Auxillary Parameters
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How to structure Ansible roles and playbooks for AWX
How I use a mono repo and well-structured folders to elegantly run playbooks in AWX
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Continuously shorting IT stocks (like CrowdStrike) overnight and buying back at market open
Could you continuously buy IT stocks and sell them back the next morning, but if they blow up overnight, ride out the crash?
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Home climate monitoring with Pi Picos, Python, Prometheus, Grafana, Docker + daily heatmaps in my inbox
How I built a low-cost network of sensors with beautiful dashboards to monitor my flat’s temperature/humidity
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What would happen to low latency trading if exchanges moved to the cloud?
A thought experiment on the winners, losers and new players in a cloud-driven stock, fx and commodity-trading world
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How to store sudoers in AD on RHEL 8 with sudoRoles
Ditch complex sudoers files in favour of a simpler and more powerful approach using AD and sssd
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You’ve reached the end.