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JAVASCRIPT Snippets.

Implementing API Call Retries with Exponential Backoff

Build resilient API integrations by adding an exponential backoff retry mechanism to your `fetch` requests, improving reliability for transient network or server errors.

Create and Insert New DOM Elements Dynamically

Learn to dynamically create new HTML elements using `document.createElement()` and append them to the DOM with `appendChild()` or `insertBefore()` in JavaScript.

Safely Update Element Content: textContent vs innerHTML

Understand the crucial difference between `textContent` and `innerHTML` for updating DOM elements. Use `textContent` for plain text and `innerHTML` for HTML content.

Remove Elements from the DOM Efficiently

Discover how to remove specific HTML elements from the Document Object Model using `element.remove()` or `parentNode.removeChild()` methods in JavaScript.

Manage Custom Data Attributes with JavaScript `dataset`

Explore the `dataset` API to easily access, add, and modify custom data attributes (`data-*`) on HTML elements, enabling robust JavaScript interactions.

Duplicate Existing DOM Elements with cloneNode()

Learn to efficiently create duplicates of existing HTML elements, including their content and event listeners, using the `cloneNode()` method in JavaScript DOM manipulation.

Validate URLs

Implement a JavaScript function to validate URLs, checking for common protocols (http/https) and a valid domain structure.

Validate Password Strength (Min 8 chars, mixed case, num, special)

Create a JavaScript function to validate password strength, enforcing requirements like minimum length, uppercase, lowercase, numbers, and special characters.

Extract Hashtags from a String

Learn to efficiently extract all hashtags (words prefixed with '#') from a given text string using a JavaScript regular expression.

Remove HTML Tags from a String

Sanitize or convert rich text to plain text by removing all HTML tags from a string using a concise JavaScript regular expression.

Building Reusable Logic with Vue 3 Composables (Custom Hooks)

Master creating powerful, shareable logic for your Vue 3 components using the Composition API's composables, improving code organization and reusability.

Implementing Custom `v-model` for Reusable Form Components in Vue 3

Extend Vue 3's `v-model` directive to create custom, reusable input components, simplifying form data binding and component design.