file-upload

ActiveStorage handles file uploads with cloud storage integration. It supports local disk, S3, Google Cloud Storage, Azure. Files attach to models via has_one_attached and has_many_attached. I use ActiveStorage for avatars, documents, images. Image va

Spring Boot handles multipart file uploads efficiently. MultipartFile represents uploaded files. I validate file types, sizes, and content. Files are stored locally, in cloud storage (S3, Azure Blob), or databases. Streaming large files prevents memor

Direct uploads to cloud storage bypass the Rails server, improving performance and reducing server load. I use ActiveStorage's Direct Upload feature to get presigned URLs from Rails, then upload files directly to S3 from the browser. The React compone