https://www.chrisjhart.com/Documenting my discoveries in the IT world 2026-02-08T12:48:57-05:00 Christopher Hart https://www.chrisjhart.com/ Jekyll © 2026 Christopher Hart /assets/img/favicons/favicon.ico /assets/img/favicons/favicon-96x96.png 2025-02-08T00:00:00-05:00 2025-02-08T00:00:00-05:00 https://www.chrisjhart.com/Claude-Code-Bun-Crash-AVX-Proxmox/ Christopher Hart

After a recent update, Claude Code’s native installation method (which replaced the now-deprecated npm installation) began crashing on startup with the following error: christopher@playground:~$ claude ============================================================ Bun Canary v1.3.9-canary.51 (d5628db2) Linux x64 (baseline) Linux Kernel v6.8.0 | glibc v2.39 Features: jsc no_avx2 no_avx standalone...

2024-03-29T00:00:00-04:00 2024-03-29T00:00:00-04:00 https://www.chrisjhart.com/Robot-Framework-Syntax-Cheat-Sheet/ Christopher Hart

This post serves as a quick-reference guide to various Robot Framework syntax elements. It also includes outcome-based examples of how to accomplish common tasks in modern Robot Framework syntax. The overwhelming majority of this cheat sheet was originally created by Robocorp, who develop tooling for customers that help automate IT and business processes. The original cheat sheet was located h...

2024-02-19T00:00:00-05:00 2024-02-19T00:00:00-05:00 https://www.chrisjhart.com/Ethernet-Local-Fault-and-Remote-Fault/ Christopher Hart

A common issue network operators troubleshoot are down or intermittently flapping (meaning, going down and coming back up erratically) links. The root cause of these issues tend to be simple in nature, such as a failing optic/transceiver or bad medium (like a damaged fiber or copper cable). However, identifying the failing component can be a challenge due to a lack of visibility into the issue,...

2024-02-10T00:00:00-05:00 2024-02-10T00:00:00-05:00 https://www.chrisjhart.com/Ethanalyzer-Filter-on-CoPP-Class/ Christopher Hart

Keeping the control plane of a network device free from excessive traffic is a critical component of keeping the network stable and secure. On Cisco Nexus switches, the Control Plane Policing (CoPP) feature protects the control plane of the switch from being overwhelmed by dropping excessive amounts of control plane traffic in hardware. Identifying drops in a switch’s CoPP policy can be an exce...

2023-10-15T00:00:00-04:00 2023-10-15T00:00:00-04:00 https://www.chrisjhart.com/TLDR-Minikube-Ubuntu-2204/ Christopher Hart

This post serves as a quick reference for installing Minikube on Ubuntu 22.04. It is not a wholistic replacement for the official Minikube documentation on this subject, but serves as a quick summary of the steps. Prerequisites This post assumes that you already have Docker installed on your Ubuntu 22.04 system. If this is not the case, reference the “TL;DR: Install Docker on Ubuntu 22.04” po...