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JAVASCRIPT Snippets.

Curated list of production-ready JAVASCRIPT scripts and coding solutions.

JAVASCRIPT

Managing Async Data with Loading and Error States in Vue 3 Composables

Learn to create a reusable Vue 3 Composition API composable for fetching asynchronous data, automatically handling loading, error, and success states across components.

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JAVASCRIPT

Implementing Dynamic Components with Vue 3

Discover how to dynamically render different components based on a reactive state using Vue 3's `<component :is="...">` element, perfect for tabbed views or flexible UI.

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JAVASCRIPT

Custom `v-model` for Complex Vue 3 Components

Master creating custom inputs in Vue 3 by implementing `v-model` for two-way data binding, enabling your components to behave just like native form elements.

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JAVASCRIPT

Creating Modals and Notifications with Vue 3 Teleport

Learn to use Vue 3's `Teleport` feature to render components like modals, tooltips, or notifications outside the normal DOM hierarchy, ensuring they always appear on top.

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JAVASCRIPT

Implementing a Global Event Bus with Vue 3 and `mitt`

Establish a robust global event bus in Vue 3 using the `mitt` library for cross-component communication, enabling loose coupling without prop drilling or direct parent/child relations.

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JAVASCRIPT

useDebounce Hook for Input Value Throttling

Learn to create a custom React `useDebounce` hook to delay state updates, perfect for search inputs or any value that needs a pause before triggering actions, optimizing performance.

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JAVASCRIPT

useLocalStorage Hook for Persisting State

Discover how to create a custom React `useLocalStorage` hook to easily persist and retrieve component state in the browser's local storage, ensuring data persistence across sessions.

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JAVASCRIPT

usePrevious Hook for Tracking Previous State/Prop Values

Learn to build a simple `usePrevious` hook in React to easily access the prior value of any state or prop, essential for comparing current and past data in `useEffect` and other hooks.

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JAVASCRIPT

useClickOutside Hook to Detect Outside Clicks

Implement a React `useClickOutside` hook to trigger an action when a user clicks anywhere outside a referenced DOM element, ideal for closing modals, dropdowns, or popovers.

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JAVASCRIPT

useInterval Hook for Reliable Interval Management

Create a robust `useInterval` React hook to safely manage `setInterval` functions, preventing common closure issues and ensuring proper cleanup for animations, timers, and data polling.

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JAVASCRIPT

Client-Side OAuth 2.0 Authorization Code Flow

Implement client-side OAuth 2.0 Authorization Code Grant: redirect for consent, then exchange the authorization code for an access token securely.

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JAVASCRIPT

Integrate Real-time Data with Server-Sent Events (SSE)

Integrate Server-Sent Events (SSE) to establish persistent, one-way connections for real-time data updates from an API, ideal for live dashboards.

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