React 19’s useOptimistic: EVERYTHING you NEED to know
useOptimistic makes your pokey backend feel fast with optimistic updates to your UI. It’s simple to use, but we’ll covert the gotcha, as well as how to use it with React Query and also whether or not you should use it with a state manager.
Code:
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👉 VS Code theme and font? Night Wolf [black] and Operator Mono
👉 Terminal Theme and font? oh-my-posh with powerlevel10k_rainbow and SpaceMono NF
00:00 Introduction
00:50 Creating a simple API server
03:05 Setting up Pico CSS
04:40 Connecting to the API server
05:43 Posting todos to the server
06:54 Bring on useOptimi ...
#JackHerrington #useoptimistic #useoptimistic_next_js #react_19 #react_useoptimistics #useoptimistic_react #nextjs_15 #react_server_components #react_conf #next_15
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