http
HTTP protocol and headers
Complete guide to implementing PHP cURL POST requests with parameters, error handling, and response processing for server-to-server communication.
Learn how to view HTTP headers in Chrome Developer Tools. Find headers in the Network tab instead of the old Resources tab. Complete guide with step-by-step instructions.
Learn to encode non-ASCII filenames like naïvefile in Content-Disposition headers using RFC 5987 filename* with UTF-8 percent-encoding. Cross-browser guide for Chrome, Safari, Firefox, Edge, Opera with code examples and fallbacks.
Learn about the boundary parameter in multipart/form-data headers. Discover how browsers auto-generate boundaries and how to set custom boundaries like boundary=abcdefg in curl, Python, and more.
Comprehensive guide to REST API error handling with proper HTTP status codes, JSON/XML response formats, and storage quota management for client-friendly applications.
Understand HTTP POST vs PUT differences: POST for server-assigned resource creation in collections (non-idempotent), PUT for client-specified URI creation/replacement (idempotent). REST API best practices, RFC guidance, and examples.