December 2025 – Page 2 – Art of Coding

Convert Markdown Files to HTML Automatically Using Python

Convert Markdown Files to HTML Automatically Using Python Markdown is a popular format for writing documentation, notes, and content-rich articles. But sometimes you need to render your Markdown files…

Oana Rinaldi December 21, 2025

Python

Host Your Own URL Shortener with Flask and SQLite

Host Your Own URL Shortener with Flask and SQLite Why depend on third-party services like Bit.ly when you can build your own URL shortener in under 100 lines of…

Oana Rinaldi December 20, 2025

Algorithms

‘Is It Palindrome?’ Reimagined: Algorithm Patterns in 5 Languages

'Is It Palindrome?' Reimagined: Algorithm Patterns in 5 Languages Palindrome checking is a timeless programming exercise—simple enough to grasp quickly, yet rich enough to explore a multitude of patterns,…

Oana Rinaldi December 19, 2025

Shell / Bash

#!/usr/bin/env bash: Create Your Own Git Pre-Commit Hook from Scratch

#!/usr/bin/env bash: Create Your Own Git Pre-Commit Hook from Scratch Git hooks are one of Git’s most powerful yet underused features. They allow you to automate parts of your…

Oana Rinaldi December 18, 2025

Python

Create a PDF Report Generator in Python Using ReportLab

Create a PDF Report Generator in Python Using ReportLab Generating professionally styled PDF reports is a common requirement for business applications, data dashboards, and automation workflows. Python’s ReportLab library…

Oana Rinaldi December 17, 2025

Java

Java Automation: Auto-Login to Web Pages Using Selenium

Java Automation: Auto-Login to Web Pages Using Selenium Automating login processes in web applications is a common requirement for tasks such as testing, data scraping, or monitoring dashboards that…

Oana Rinaldi December 16, 2025

JavaScript

Scrape Job Listings with Node.js and Cheerio

Scrape Job Listings with Node.js and Cheerio Web scraping offers immense value when it comes to automating data collection for personal or professional projects. Imagine being able to extract…

Oana Rinaldi December 15, 2025

Java

Java Stream API: Grouping Employees by Department Example

Java Stream API: Grouping Employees by Department Example One of the most powerful features introduced in Java 8 was the Stream API. It brought a functional programming flavor to…

Oana Rinaldi December 14, 2025

Shell / Bash

@CronMaster3000: Schedule Daily Reports via Bash + crontab + SQL

@CronMaster3000: Schedule Daily Reports via Bash + crontab + SQL In a world overflowing with data, automating daily reporting is no longer just nice-to-have—it's a must. Thankfully, with a…

Oana Rinaldi December 13, 2025

SQL

SQL Window Functions for Time-Based Event Tracking

SQL Window Functions for Time-Based Event Tracking Tracking user behavior or system events over time is a core requirement in analytics, monitoring, and debugging. Fortunately, SQL window functions are…

Oana Rinaldi December 12, 2025