作者:Churnie HXCN

How I Fought Academia.edu for an $89 Annual Subscription Refund

The story began on September 6, 2025. At the time, I was participating in the CUMCM (China Undergraduate Mathematical Contest in Model). To find refer

Churnie HXCN 发布于 2025-11-13

Don't Know Which Accounts Are Tied to Your Number? ADB + Python Filters Dual-SIM SMS Before Changing SIMs

Prequel My current phone plan's promotional offer was about to expire, so I planned to switch to a new SIM card and phone number. The problem was that

Churnie HXCN 发布于 2025-11-11

How to Install Apache Hadoop on a Single-Node Cluster in Rocky Linux 8

Apache Hadoop is a free and open-source software framework written in Java. It is designed for the distributed storage and processing of big data usin

Churnie HXCN 发布于 2025-11-05

An Introduction to Algorithms: STL Usage and Time & Space Complexity

1. Time & Space Complexity In competitive programming, time and space complexity are critical metrics for evaluating an algorithm's performance, with

Churnie HXCN 发布于 2025-10-16

Migrating Visual Studio Code Settings and Extensions to VSCodium

Visual Studio Code (hereinafter referred to as VS Code) is undoubtedly one of the most widely used code editors today. Although the source code of Mic

Churnie HXCN 发布于 2025-10-15