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Vercel cheat sheet & developer notes

Vercel cheat sheet and 2 curated developer notes — core concepts, patterns, and interview prep. Maintained by the DevRecall team.

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01 · Vercel

ISR, Rollback & Deployment Protection

ISR, Rollback & Deployment Protection. Incremental Static Regeneration. // Next.js — statically generated, but regenerates in the background // after 60s without needing a full rebuild/redeploy for content updates export…

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02 · Vercel

Deployments, Config & Functions

Deployments, Config & Functions. CLI & Preview Deployments. vercel login vercel link # associate this directory with a Vercel project vercel # deploy — creates a Preview URL vercel --prod # deploy straight to production …

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Concepts to know for Vercel

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React Server ComponentsHow one React tree becomes two programs, what may cross the server/client boundary, why the payload is not HTML, and how streaming and server actions fit in.Intermediate·14 minCore Web VitalsWhat LCP, INP and CLS actually measure in the browser, the fixes that move each one, and why a green Lighthouse score can go with red field data.Intermediate·14 minImage Optimization: Formats, srcset and PriorityPick the format, let srcset and sizes choose the pixels for each screen, and load the hero first without layout shift: the three decisions behind fast images.Intermediate·13 minBlue-Green and Canary DeploymentsBlue-green switches all traffic at once, canary shifts it in steps judged by metrics. How each rolls back, and why schema changes must expand, then contract.Intermediate·13 min

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AWSAWS LambdaApp EngineAzureAzure FunctionsCloud ComputingCloud FoundryCloud FunctionsCloud StorageCloudFormationCloudKitCloudWatch
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