Art of Coding – Art of Coding

Regex-Powered Text Extraction: From Logs to Insights

Regex-Powered Text Extraction: From Logs to Insights IntroductionIn the world of system administration and software engineering, log files and configuration data are treasure troves of insights — but only…

Oana Rinaldi March 9, 2026

JavaScript

Mastering Async JavaScript: Build an API Data Aggregator

Mastering Async JavaScript: Build an API Data Aggregator Introduction: In modern web development, working with multiple APIs simultaneously is a common pattern — whether for building dashboards, aggregating data…

Oana Rinaldi March 8, 2026

Shell / Bash

Bash Power Moves: A One-Liner for Automated Log Cleanup

Bash Power Moves: A One-Liner for Automated Log Cleanup Introduction: Log files are essential for debugging, monitoring, and auditing — but if left unchecked, they can easily balloon in…

Oana Rinaldi March 7, 2026

Shell / Bash

Use Bash to Monitor and Restart Crashed Services Automatically

Use Bash to Monitor and Restart Crashed Services Automatically IntroductionIn production environments, even the most stable services can fail unexpectedly. Maintaining uptime often requires an automated solution that monitors…

Oana Rinaldi March 5, 2026

SQL

Speed Up SQL Queries with Window Functions

Speed Up SQL Queries with Window Functions Introduction: SQL window functions are one of the most powerful yet underused features for data analysis and reporting. They allow you to…

Oana Rinaldi March 4, 2026

JavaScript

Secure API Calls with JavaScript Fetch and Tokens

Secure API Calls with JavaScript Fetch and Tokens IntroductionWhen building modern web applications, authentication plays a critical role in protecting data and verifying identities. A popular and secure way…

Oana Rinaldi March 3, 2026

Python

Building a RESTful API Client in Python with Requests

Building a RESTful API Client in Python with Requests IntroductionAPIs are the backbone of modern software communication, enabling programs to exchange data seamlessly. In Python, the requests library has…

Oana Rinaldi March 2, 2026

SQL

SQL Window Functions Explained Through Ranking Examples

SQL Window Functions Explained Through Ranking Examples IntroductionSQL Window Functions are an essential feature for modern data analysis and reporting. When you're dealing with ordered data—like leaderboards, sales reports,…

Oana Rinaldi March 1, 2026

Databases

Optimize SQL Queries for Real-Time Dashboards

Optimize SQL Queries for Real-Time Dashboards Overview: Real-time dashboards rely on fast, efficient database queries to present up-to-the-second updates. Unfortunately, poorly optimized SQL queries can rapidly degrade performance, leading…

Oana Rinaldi February 28, 2026

Shell / Bash

Scheduling Automated Backups Using Cron and Bash Scripts

Scheduling Automated Backups Using Cron and Bash Scripts IntroductionManaging regular backups is critical for maintaining data security and business continuity. Instead of remembering to back up manually, you can…

Oana Rinaldi February 27, 2026