Additional ResourcesHomeElementsProductsPricingCareersHelpStatusEventsPodcastsCompliance CenterHeroku BlogHeroku Blog Find out what's new with Heroku on our blog. Visit Blog Using Asset Sync can cause failures. Heroku recommends using a CDN instead of asset_sync whenever possible. The asset sync gem uploads your assets (images, CSS, JavaScript) to a third party file store such as S3. From there, y
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