A few years back I was a junior dev on a car financing product, and I got handed the deal jacket.
A deal jacket is the full picture of a deal. How much the buyer puts down, what the car is worth, the terms, all of it packaged up and sent to a bank so the bank can come back with a yes or a no. The flow I had to build would send that package to one bank, wait about a minute for an answer,...
It was 87 minutes into a Premier League match. The score was 1-1. The home team had controlled possession for most of the second half, but their shots were consistently blocked or saved. Then something happened that's been happening for decades, yet nobody seems to adequately explain it: a late goal completely shifted the match outcome.
T...
The sportsbook odds for UFC 287 showed Sean Strickland at +340 against Dricus du Plessis. Most bettors saw a reasonable risk-reward opportunity. What they didn't see—what the market systematically misses—is that fighters in Strickland's exact statistical profile win substantially more often than their odds suggest. When Strickland knocked out du Plessis in the second round, it wasn't luck. It w...
⏱️ Tempo de leitura: aproximadamente 3 minutos.
Seja um engenheiro de software. A IA é uma ferramenta, não substitui conhecimento de arquitetura, engenharia e boas práticas.
Não terceirize decisões para a IA. Requisitos funcionais e não funcionais devem ser definidos por você. Seja específico e pense até nos menores detalhes.
You split your data 80/20, get 91% accuracy, and ship it. But was that 91% luck or skill? A single split can fool you. Cross-validation gives you a trustworthy number. Here's k-fold, visualized.
🔁 Watch the folds rotate: https://dev48v.infy.uk/ml/day18-cross-validation.html
Most DevOps portfolio projects follow the same pattern: deploy a "hello world" app to Kubernetes, write a README, call it done.
This isn't that.
I took the Spring PetClinic microservices — a real Java application with 7 independent services, service discovery, an API gatewa...