API Helper FunctionsReusable helper functions for API requests, response formatting, and error handlingapijavascriptutilitieshelpers
JWT Authentication UtilitiesUtility functions for JWT token generation, verification, and refresh token handlingjwtauthenticationsecuritynodejs
MongoDB Common QueriesCommon MongoDB query patterns for CRUD operations, filtering, and aggregationmongodbdatabasequeriesnosql
Express.js Middleware PatternsCommon Express.js middleware patterns for authentication, error handling, and request validationnodejsexpressmiddlewarebackend
React Custom HooksUseful custom React hooks for common patterns like fetching data, debouncing, and local storagereacthooksjavascript