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JAVASCRIPT Snippets.

Uploading Files to an API Using JavaScript FormData

Learn to send files, images, or documents to a REST API endpoint from your web browser or Node.js application using the FormData object and Fetch API.

Implementing Server-Side Pagination for API Data (Offset-Limit)

Efficiently fetch and display large datasets from APIs using server-side pagination with offset and limit parameters in Node.js or similar environments.

Creating a Node.js Webhook Endpoint with Express for API Push Notifications

Set up a robust webhook endpoint in Node.js using Express to securely receive and process real-time push notifications from third-party APIs.

`useDebounce` Custom Hook for Input Throttling

Learn to create a `useDebounce` custom React hook to delay state updates, perfect for optimizing search inputs or preventing excessive API calls.

`useLocalStorage` Custom Hook for Persistent State

Implement a `useLocalStorage` React hook to easily synchronize component state with the browser's local storage, ensuring data persistence across sessions.

`usePrevious` Custom Hook to Get Previous Value

Discover how to create a `usePrevious` React hook for easily accessing the previous value of a prop or state variable within a functional component.

`useOnClickOutside` Hook for Click Detection

Build a `useOnClickOutside` custom React hook to detect clicks outside a specified DOM element, perfect for closing modals, dropdowns, or popovers.

`useFetchWithAbort` for Cancellable Data Fetching

Create a `useFetchWithAbort` React hook to perform data fetching with built-in `AbortController` support, enabling request cancellation for improved UX.

Creating a Reusable Data Fetching Composable with Loading and Error States

Learn to build a robust Vue 3 composable for abstracting data fetching logic, including reactive loading and error states, for cleaner components and better reusability across your application.

Building a Custom Vue 3 Directive for Click-Outside Detection

Develop a custom Vue 3 directive to easily detect clicks outside a specific DOM element. This pattern is perfect for dismissing modals, dropdowns, or closing popovers with enhanced reusability.

Leveraging Vue 3 Teleport for Rendering Modals and Overlays

Understand how to use Vue 3's built-in Teleport feature to render component content into a different part of the DOM tree, addressing common issues with modals, tooltips, and global overlays.

Optimizing Performance with Dynamic Components and KeepAlive in Vue 3

Explore how to effectively use Vue 3's dynamic components with the KeepAlive wrapper to efficiently switch between components, preserving their state and avoiding costly re-renders for improved performance.