Why we log lab resets like production incidents
A short discipline that keeps mentors aligned and learners honest about what changed.
Blog
Notes from the lab wall
Short posts that explain decisions you will see inside courses—nothing polished enough to be marketing, honest enough to be useful.
Journal-first triage: three prompts we drill weekly
Three journalctl questions that cut through noise when a service “just feels slow.”
Teaching SELinux without theatrical villainy
How we frame booleans so teams stop treating SELinux as the enemy.
Metrics labels your future self will not hate
Cardinality is a social problem with a technical accent. Here is how we coach it.
What team enrollment buys beyond seats
Shared rubrics, mentor alignment, and activity logs your leads can skim weekly.