Author Archives: tim

Core i5-10400

Posted on October 17, 2021 by tim

This is a rebuild of the Core 4770k machine. The machine started spontaneously shutting off, then entering a “power-on for 3 seconds and power-off” loop. After cooling down, it would stay running for ~20 minutes, then shutdown. BIOS says the … Continue reading →

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Kubernetes and Buildah and microk8s

Posted on July 27, 2021 by tim

Kubernetes is awesome. But it is very annoying to be halfway through a guide just to have that guide “drop into” docker. Kubernetes _can_ use docker, but it doesn’t _need_ docker. In particular, this is true of microk8s. If you … Continue reading →

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Naming and Security

Posted on April 24, 2021 by tim

Came across an interesting configuration file pattern today: conf:   nova:     keystone:       insecure: true     neutron:       insecure: true     glance:       insecure: true     cinder:       insecure: true     barbican:       verify_ssl: false The interesting thing is … Continue reading →

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WordPress Comment Spam

Posted on December 29, 2020 by tim

A quick note on WordPress spam in comments – Starting 2020 November 26th and continuing until 2020 December 17th, a spammer created a bunch of comments on the one page that had accidentally allowed comments – “About” In total, there … Continue reading →

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RetroPie Raspberry Pi 4

Posted on September 15, 2020 by tim

Item Product Cost Pi 4 CanaKit Raspberry Pi 4 Basic Kit 1.5GHz 64-bit quad core ARMv8, USB-C 3.5A Power, USB-C Power switch $55 MicroSD SanDisk 64GB Ultra microSDXC USH-I $12 Case RETROFLAG NESPi 4 Case with SSD Case, USB-C Power … Continue reading →

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FreeNas 11 ZFS Replace Failed Drive

Posted on August 8, 2020 by tim

This documents the steps to replace a failed drive in a mirror configuration in FreeNAS 11.1-U7. This process is really easy with FreeNAS. This scenario is in contrast to replacing a failed drive before it fails (in a Centos “ad-hoc” … Continue reading →

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Crossword Puzzle Data Format

Posted on May 13, 2020 by tim

The biggest crisis in computer science today is the lack of a good crossword puzzle data format. There are some existing formats: XPF Universal Crossword Puzzle Data Format – XML based, minimal redundancy, answers summarized in grid Yet Another Crossword … Continue reading →

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jq pattern for terrible JSON

Posted on May 10, 2020 by tim

Many JSON formats are completely brain dead. Instead of the natural { key : value }, these formats go “all meta’, using { Field: “name”, Value: “amateur” } or { “name” : “name”, “value”: “amateur” }. This “meta key-value” approach … Continue reading →

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GraphQL with curl examples

Posted on January 22, 2020 by tim

GraphQL curl command examples, showing you both the curl command and the graphql schema. Project link: graphql-java-codegen-gradle-plugin This is documentation for the combination of: A realistic graphql schema An actual Java server that implements that graphql schema Using curl to … Continue reading →

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AMD Ryzen Build

Posted on December 21, 2019 by tim

Some facts on the CPU: it is currently #135 on PassMark [16,9499] cpubenchmark.net. The video card was the least expensive PCI available at Micro Center. This build is intended for two distinct purposes. The first is a general-purpose, install linux, … Continue reading →

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