file-upload

Learn how to upload files using jQuery.ajax() and FormData with multipart/form-data to PHP. Fix empty $_POST issues, add progress bars, and ensure Safari 5+ compatibility for seamless file uploads.

Fix 'Call to undefined method Cloudinary::upload()' in Laravel. Step-by-step guide to configure Cloudinary Laravel package, import correct facade, set up config, and upload files using facade or Storage disk.

Implement Excel (.xlsx) bank statement upload from Next.js to NestJS. Parse rows to JSON with exceljs or xlsx, validate data, map columns to DB fields, and persist using Prisma or TypeORM. Best practices for large files.