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Create a `v-click-outside` Custom Directive in Vue 3

Implement a reusable Vue 3 custom directive, `v-click-outside`, to detect clicks occurring outside of a specific element, useful for dropdowns, modals, and popovers.

Lazy Loading (Async) Components in Vue 3 for Performance

Improve your Vue 3 application's performance by lazy loading components using `defineAsyncComponent`, splitting your bundle and reducing initial load times.

Implementing a Debounce Function with a Vue 3 Composable

Create a reusable `useDebounce` composable in Vue 3 to delay function execution, preventing excessive calls for user inputs like search fields or window resizing.

Using `watchEffect` vs `watch` for Reactive Side Effects in Vue 3

Understand the differences and ideal use cases for `watch` and `watchEffect` in Vue 3 for managing reactive side effects, from specific data changes to automatic dependency tracking.

Flatten a Nested List of Data

Learn how to effectively flatten a deeply nested list into a single, linear list using Python, useful for processing complex JSON structures or form submissions.

Merge Dictionaries with Custom Conflict Resolution

Merge two Python dictionaries, applying custom logic to resolve value conflicts for common keys, allowing for sophisticated data aggregation beyond simple overwriting.

Implement an LRU Cache with OrderedDict

Create a simple Least Recently Used (LRU) cache in Python using `collections.OrderedDict` for efficient data retrieval and memory management in web applications.

Implement Disjoint Set Union (DSU) Data Structure

Understand and implement the Disjoint Set Union (DSU) data structure in Python, a powerful tool for efficiently tracking connected components in graphs or managing dynamic sets.

Check Website Uptime and Send Alert

A Bash script to continuously monitor a website's availability, checking its HTTP status code, and sending an email alert if it's detected as down.

Automated MySQL/PostgreSQL Database Backup

A robust Bash script to automate daily backups of a MySQL or PostgreSQL database, compress the dumps, and manage retention of old backups.

Deploy Static Website Files with rsync

A simple Bash script to efficiently deploy local static website files to a remote server using rsync, ensuring only changed files are transferred.

Validate Password Strength (Min. 8 Chars, Mixed Case, Digit, Special)

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