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Responsive Dashboard Grid with Dynamic Columns

Design a flexible and responsive dashboard layout using CSS Grid's `minmax` and `repeat(auto-fit)`, allowing grid items to automatically adjust and wrap based on viewport size.

Full-Height Layout with Sticky Sidebar using Flexbox

Implement a common web layout featuring a full-height sidebar and a scrollable main content area within a Flexbox container, ensuring proper vertical distribution.

Responsive Header with Logo, Navigation, and Action Items using Grid

Build a versatile and responsive header layout using CSS Grid, dynamically placing a logo, navigation links, and action buttons across different screen sizes.

Overlaying Text and Elements on an Image with CSS Grid

Learn how to elegantly overlay text, buttons, or other elements precisely on top of an image using the powerful stacking capabilities of CSS Grid.

Robust Email Address Validation

Validate common email address formats using a comprehensive regular expression in JavaScript, ensuring user input meets standard requirements for web forms.

Extracting All URLs from Text

Discover and extract all HTTP/HTTPS URLs present within a block of text using a JavaScript regular expression, perfect for content parsing or link collection.

Validating and Formatting US Phone Numbers

Validate and optionally format US phone numbers (10 digits) using a flexible regular expression, accommodating various input styles for forms and data processing.

Removing Basic HTML Tags from Text

Perform basic sanitization by stripping common HTML tags from a string using a JavaScript regular expression, useful for cleaning text content.

Validating Hexadecimal Color Codes

Validate both 3-digit and 6-digit hexadecimal color codes (e.g., #FFF, #00FFCC) with an efficient JavaScript regular expression for frontend development.

Managing Complex State with `reactive` and `toRefs`

Learn how to create deeply reactive objects using `reactive` and safely destructure them in Vue 3's Composition API with `toRefs` to maintain reactivity.

Automatic Dependency Tracking with `watchEffect`

Discover `watchEffect` in Vue 3 for automatically re-running a side effect whenever its reactive dependencies change, simplifying reactive computations.

Creating Flexible Components with Default and Named Slots

Learn how to build highly reusable Vue 3 components using both default and named slots, allowing parent components to inject dynamic content.