# Herbert Wolverson - Hands-on Rust (Highlights)  ## Metadata **Review**:: [readwise.io](https://readwise.io/bookreview/52942181) **Source**:: #from/readwise #from/zotero **Zettel**:: #zettel/fleeting **Status**:: #x **Authors**:: [[Herbert Wolverson]] **Full Title**:: Hands-on Rust **Category**:: #books #readwise/books **Category Icon**:: 📚 **Highlighted**:: [[2025-07-01]] **Created**:: [[2025-07-27]] ## Highlights - When you insert a resource into Legion’s resource handler, it replaces any existing resource of the same type—you don’t need to worry about making duplicates. ([Page 186](zotero://open-pdf/library/items/PPUINL8D?page=185&annotation=EWVRLV49)) ^909300028 - Note that flush is called when a system makes changes to the ECS dataset. ([Page 217](zotero://open-pdf/library/items/PPUINL8D?page=216&annotation=4SCFDZFH)) ^909300029