Ravi Sir's Cards › AWS
Invalidation vs Versioned names
What is a VPC: your own private network inside one AWS Region, example ThreeTierVpc 10.0.0.0/16.
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What this card says
How
Invalidation
Remove cached paths.
Versioned names
New name like app.v2.css.
Key points
Takes minutes, cost past free tier.
Instant, no cost.
Example
create-invalidation
Use when
Urgent fixes, HTML.
CSS, JS assets.