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Automated MySQL Database Backup with Timestamp

Create a robust bash script to automate daily MySQL database backups, compressing them with a timestamp for easy recovery and storage management.

Monitor and Restart a Systemd Service if Down

Create a bash script to periodically check the status of a critical systemd service (e.g., Nginx, PHP-FPM) and automatically restart it if it's found to be inactive.

Parse Command Line Arguments with getopts for Script Customization

Learn to build robust bash scripts that accept and parse command-line arguments using `getopts`, enabling flexible execution with options and values.

Group Items by Key in a List of Python Dictionaries

Master grouping a list of dictionaries by a common key into a new dictionary where keys are the grouping criteria and values are lists of matching dictionaries, using `collections.defaultdict`.

Implement a Simple LRU Cache with Python's OrderedDict

Build a basic Least Recently Used (LRU) cache using Python's `collections.OrderedDict` to efficiently store and retrieve data, optimizing performance for frequently accessed items.

Flatten a Nested List in Python Efficiently

Learn multiple Python methods to flatten a list of lists (or any nested iterable) into a single, one-dimensional list, improving data processing and simplifying subsequent operations.

Center Any Element Vertically and Horizontally

Master vertical and horizontal centering of any single element using CSS Flexbox or Grid. Provides robust techniques for aligning modals, loaders, and UI components perfectly.

CSS Grid Masonry-like Layout for Varying Item Heights

Build a responsive, masonry-like layout using CSS Grid. `grid-auto-flow: dense` efficiently packs items of varying heights, minimizing gaps and optimizing space without JavaScript code.

Fixed Header & Footer with Scrollable Main Content using CSS Grid

Craft a modern app layout with CSS Grid: fixed header, fixed footer, and an independently scrollable main content. Ideal for clean, functional user interfaces and dashboards.

Classic 'Holy Grail' Layout with Named CSS Grid Areas

Implement the classic 'Holy Grail' layout (header, footer, main content, two sidebars) using CSS Grid named areas. Achieves a clear, semantic structure and responsive design.

Flexible Responsive Grid with Dynamic Columns using `auto-fit` and `minmax`

Build a highly flexible and responsive grid with CSS Grid's `auto-fit` and `minmax`. Dynamically adjusts column count based on viewport and item width, minimizing media query use.

Simple Global Store Composable for Vue 3

Create a reactive global state management system in Vue 3 using the Composition API, offering a lightweight alternative to Vuex or Pinia for smaller applications.