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Posts by Oana Rinaldi

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About Oana Rinaldi
JavaScript Bookmarklet: Save Any Page to Your Reading List
Posted inJavaScript

JavaScript Bookmarklet: Save Any Page to Your Reading List

JavaScript Bookmarklet: Save Any Page to Your Reading List   Bookmarklets are tiny snippets of JavaScript code that run directly in your browser when you click on them. They offer…
Posted by Oana Rinaldi September 13, 2025
Python Script to Monitor and Alert on Disk Usage
Posted inPython

Python Script to Monitor and Alert on Disk Usage

Python Script to Monitor and Alert on Disk Usage   System administrators and DevOps engineers often need to monitor disk space usage to ensure that servers continue operating smoothly. If…
Posted by Oana Rinaldi September 12, 2025
‘SELECT * FROM JSON’: Querying Local JSON Files as Tables with Python
Posted inPython

‘SELECT * FROM JSON’: Querying Local JSON Files as Tables with Python

'SELECT * FROM JSON': Querying Local JSON Files as Tables with Python   If you've ever wished you could run SQL queries directly on JSON files without setting up a…
Posted by Oana Rinaldi September 11, 2025
How to Detect Palindromes Efficiently in Java Without Reversing Strings
Posted inJava

How to Detect Palindromes Efficiently in Java Without Reversing Strings

How to Detect Palindromes Efficiently in Java Without Reversing Strings   When it comes to checking whether a string is a palindrome, the naive approach involves reversing the string and…
Posted by Oana Rinaldi September 10, 2025
Java Automation: Rename Hundreds of Files in Seconds
Posted inJava

Java Automation: Rename Hundreds of Files in Seconds

Java Automation: Rename Hundreds of Files in Seconds   Renaming dozens or even hundreds of files manually is time-consuming and error-prone. Whether you're organizing thousands of camera photos, web assets,…
Posted by Oana Rinaldi September 9, 2025
Transform CSV Data into JSON Using Python in 10 Lines
Posted inPython

Transform CSV Data into JSON Using Python in 10 Lines

Transform CSV Data into JSON Using Python in 10 Lines   Converting CSV files into JSON format is a common task in data workflows. Whether you're cleaning up messy exports,…
Posted by Oana Rinaldi September 8, 2025
Python Script to Clean CSVs with Messy Date Formats
Posted inPython

Python Script to Clean CSVs with Messy Date Formats

Python Script to Clean CSVs with Messy Date Formats   Real-world data is rarely clean — especially when it comes to dates. CSV files collected from external sources often include…
Posted by Oana Rinaldi September 7, 2025
Find Duplicates Fast — Deduping Lists in Python Efficiently
Posted inPython

Find Duplicates Fast — Deduping Lists in Python Efficiently

Find Duplicates Fast — Deduping Lists in Python Efficiently   When working with large datasets, one of the most common tasks developers face is eliminating duplicates. Whether you're cleaning data,…
Posted by Oana Rinaldi September 6, 2025
Intro to Web Scraping: Bash + cURL + grep = Fast Data Extraction
Posted inShell / Bash

Intro to Web Scraping: Bash + cURL + grep = Fast Data Extraction

Intro to Web Scraping: Bash + cURL + grep = Fast Data Extraction   When it comes to quickly extracting data from websites, few tools offer the combined power and…
Posted by Oana Rinaldi September 5, 2025
Python Generator Tricks for Streaming Large Files Line-by-Line
Posted inPython

Python Generator Tricks for Streaming Large Files Line-by-Line

Python Generator Tricks for Streaming Large Files Line-by-Line   When working with massive data files — especially gigabyte-sized CSVs — reading the entire file into memory using standard approaches like…
Posted by Oana Rinaldi September 4, 2025

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  • Join Data From Multiple Tables With Ease: Advanced SQL Joins Explained
  • @Query Annotation Magic: Custom SQL in Spring Boot Repositories

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