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Posts by Oana Rinaldi

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About Oana Rinaldi
Data Cleaning with Pandas: Fixing Messy CSVs Step-by-Step
Posted inPython

Data Cleaning with Pandas: Fixing Messy CSVs Step-by-Step

Data Cleaning with Pandas: Fixing Messy CSVs Step-by-Step   If you've spent any time working with real-world data, you already know: it's rarely clean. Broken formats, missing values, inconsistent naming,…
Posted by Oana Rinaldi November 12, 2025
Web Scraping with Cheerio.js: Extract Job Listings into CSV
Posted inJavaScript

Web Scraping with Cheerio.js: Extract Job Listings into CSV

Web Scraping with Cheerio.js: Extract Job Listings into CSV   Web scraping has become an essential tool for gathering data from websites for analysis, automation, or reporting. In this tutorial,…
Posted by Oana Rinaldi November 11, 2025
(Ab)using Bash Loops to Rename Log Files by Date Automatically
Posted inShell / Bash

(Ab)using Bash Loops to Rename Log Files by Date Automatically

(Ab)using Bash Loops to Rename Log Files by Date Automatically   Log files are the bread and butter of system and application diagnostics — but without proper naming conventions, managing…
Posted by Oana Rinaldi November 9, 2025
Consuming Public APIs in JavaScript Without Axios or jQuery
Posted inJavaScript

Consuming Public APIs in JavaScript Without Axios or jQuery

Consuming Public APIs in JavaScript Without Axios or jQuery   Modern JavaScript gives us a powerful native tool to make HTTP requests: the Fetch API. Unlike older approaches that relied…
Posted by Oana Rinaldi November 8, 2025
Auto-Reply Gmail Emails Using Google Apps Script (JavaScript)
Posted inJavaScript

Auto-Reply Gmail Emails Using Google Apps Script (JavaScript)

Auto-Reply Gmail Emails Using Google Apps Script (JavaScript)   Automating email responses is a game-changer for productivity. Whether you're managing customer support, internal communication, or just want cleaner inbox management,…
Posted by Oana Rinaldi November 7, 2025
Automate File Organization by Type with Bash Scripts
Posted inShell / Bash

Automate File Organization by Type with Bash Scripts

Automate File Organization by Type with Bash Scripts   Manually sorting files is a repetitive task that can eat into your productivity, especially if you deal with frequent downloads, reports,…
Posted by Oana Rinaldi November 6, 2025
(Re)Implement Merge Sort in Python Step-by-Step With Visual Diagrams
Posted inSorting Algorithms

(Re)Implement Merge Sort in Python Step-by-Step With Visual Diagrams

(Re)Implement Merge Sort in Python Step-by-Step With Visual Diagrams   Merge sort is one of the most elegant sorting algorithms you'll encounter. Based on the divide-and-conquer paradigm, it's not only…
Posted by Oana Rinaldi November 4, 2025
Debounce vs Throttle: Interactive Search Bar Demo in JavaScript
Posted inJavaScript

Debounce vs Throttle: Interactive Search Bar Demo in JavaScript

Debounce vs Throttle: Interactive Search Bar Demo in JavaScript   In modern web development, user experience is everything — especially when it comes to responsive UI elements like search bars.…
Posted by Oana Rinaldi November 3, 2025
Implement QuickSort from Scratch in JavaScript
Posted inSorting Algorithms

Implement QuickSort from Scratch in JavaScript

Implement QuickSort from Scratch in JavaScript   QuickSort is a fundamental algorithm widely used in the real world due to its efficiency and elegant use of recursion and partitioning. Understanding…
Posted by Oana Rinaldi November 2, 2025
Sort Large CSV Files by Column Without Loading into Memory (Bash + awk)
Posted inShell / Bash

Sort Large CSV Files by Column Without Loading into Memory (Bash + awk)

Sort Large CSV Files by Column Without Loading into Memory (Bash + awk)   Handling large CSV files that don’t fit into memory can be a challenge, especially when we…
Posted by Oana Rinaldi November 1, 2025

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