self-hosting
5 published postsPosts about self-hosting
Technology
GradUP: a technical case of an LMS with a shuffled exam
Spring Boot, about 32 thousand lines and ExamSortition: what “do not repeat” means inside one attempt, and what still repeats across attempts.
Automation
SIGCOT: a technical case of a transmission-operations system
205 thousand lines of code, 5,580 tests and the move from Access to SQL Server while operations kept running: what worked, what broke, and the rules that stayed.
Automation
Resilient automation: why flows fail in silence
The biggest danger of an automatic flow is not an error message. It is failing quietly. How to design retry, a dead-letter queue, a sentinel and a human alert.
Automation
An exposed industrial controller: the attack that silenced the alarm
Seven U.S. agencies documented attacks on industrial controllers in 2026. No exploit was cited. The equipment only had to be reachable.
Automation
Sentinela: a technical case of a monitor for ONS rules
30 thousand lines of code, 1,256 tests and a shared Access database: how Sentinela follows ONS rules, and what broke along the way.