Hypothesis testing, p-values, confidence intervals, statistical power, and the traps that fool even experienced teams.
In the 1970s, Pepsi ran a marketing campaign that seemed to prove something remarkable: in blind taste tests, more people preferred Pepsi over Coke. The campaign was a sensation — millions of consumers sipped from unm...
Short answer: choose a schema-first event registry, then use logs and traces to discover drift in a realtime IoT control panel. A log search alone tells you what happened after the fact; it does not tell an operator which event types are safe to send, which fields are required, or what a reconnecting device should receive.
I care about reconnects because a control panel that looks corre...
🖼️ Meet APIC — Advanced Image Processing Center
Tired of opening five different tools just to edit, convert, compress, and organize your images? So was I. That's why I built APIC — a single, fast, dark-themed desktop app that handles your entire image workflow without leaving one window.
No cloud uploads. No subscriptions. No watching your photos get compressed on someone else'...
| Choice | Best fit | Main trade-off |
|---|---|---|
| Direct email API | A new Express or Next.js reset flow with one server-side integration | You own an external API contract and its delivery events |
| SMTP relay | An organization with a monitored relay and establis... |
Two weeks ago I counted 204 guards in my repos and found that 89 % had never been shown they can fail. I fixed that for a batch of them. Then tonight I filed a data-loss report about 1,000 files that were never lost — and nobody, including me, had a number to check it against.
Last time I wrote here, the number was 204 and 11 %: of the automated checks in my repositories that d...
Write health checks that reflect real readiness, gate dependent services on them, and enable automatic recovery from wedged states.
Why "running" is not "working"
Docker knows whether your process is alive; it has no idea whether it works. A container can be "Up 3 hours" while the app inside deadlocked two hours ago, and nothing will restart it because, from the runtime’s perspectiv...