Art of Coding – Art of Coding

Mastering SQL Window Functions for Real Analytics Tasks

Mastering SQL Window Functions for Real Analytics Tasks IntroductionSQL window functions are among the most powerful tools available to data analysts and engineers working with relational databases. Unlike aggregate…

Oana Rinaldi May 30, 2026

JavaScript

Client-Side Image Optimization with JavaScript Canvas API

Client-Side Image Optimization with JavaScript Canvas API Optimizing images before uploading is one of the easiest ways to improve web performance and user experience. By resizing and compressing images…

Oana Rinaldi May 12, 2026

JavaScript

Optimizing Loops in JavaScript: Real Performance Comparisons

Optimizing Loops in JavaScript: Real Performance Comparisons IntroductionLooping is one of the most fundamental operations in JavaScript programming. Whether you’re processing arrays, manipulating data, or constructing new objects, loops…

Oana Rinaldi May 11, 2026

Shell / Bash

Deploying a Static Website Automatically via Git Hooks and Bash

Deploying a Static Website Automatically via Git Hooks and Bash IntroductionAutomation is the heart of modern development workflows. For static websites — think HTML/CSS projects, documentation pages, or portfolios…

Oana Rinaldi May 10, 2026

DevOps / CLI Tools

Turn Shell Commands into RESTful Endpoints with Flask

Turn Shell Commands into RESTful Endpoints with Flask Introduction: Sometimes you need to execute system-level shell commands remotely—perhaps to monitor logs, trigger batch operations, or control infrastructure components. Instead…

Oana Rinaldi May 9, 2026

Sorting Algorithms

Solving Classic Algorithms in Java: The Merge Sort Deep Dive

Solving Classic Algorithms in Java: The Merge Sort Deep Dive IntroductionMerge Sort is one of the most elegant and efficient sorting algorithms ever created. It’s a classic example of…

Oana Rinaldi May 8, 2026

API Integration

Integrating REST APIs Seamlessly with React Query

Integrating REST APIs Seamlessly with React Query IntroductionFetching data from REST APIs is a fundamental part of any modern web application. However, managing states like loading, error handling, and…

Oana Rinaldi May 7, 2026

Recursion

Recursive Algorithms Demystified: Solving Mazes with Depth-First Search in Java

Recursive Algorithms Demystified: Solving Mazes with Depth-First Search in Java IntroductionRecursion is one of those core programming concepts that often intimidates developers when they first encounter it. Yet, when…

Oana Rinaldi May 6, 2026

Shell / Bash

Batch Rename Files Safely Using Bash Loops

Batch Rename Files Safely Using Bash Loops Introduction: Batch renaming files is a common yet potentially risky operation when working with large datasets, images, or log files. If done…

Oana Rinaldi May 5, 2026

Shell / Bash

Creating Interactive Command-Line Menus in Bash

Creating Interactive Command-Line Menus in Bash IntroductionWhen working with automation scripts, system maintenance, or dev tools, Bash remains one of the most flexible environments available. While plain command-line tools…

Oana Rinaldi May 4, 2026