2 videos · 2 events · 2018–2020 · 1h 9m of video
0:41:03
DjangoCon Europe 2020 · October 15, 2020
A design system is more than a reusable component library: it provides shared language, standards, and a process that lets designers and developers make consistent, informed decisions. Mariana and Daniela describe a redesign project where an initial UI library failed to resolve handoff, scope, and…
0:28:37
DjangoCon Europe 2018 · May 23, 2018
Mariana Bedran Lesche explains how advanced Django ORM features can reproduce useful SQL techniques while retrieving less data and improving query performance. Using Brazilian public datasets about company partnerships and congressional expenses, she demonstrates context-specific `Prefetch` objects, filtered aggregates, filtered relations, chained annotations, and subqueries…