Harness the speed of Redis for RAG systems! Learn what a Redis Vector Store is, when to use it, and how HNSW indexing makes real-time semantic search possible.
Stalkerware: The Hidden Threat and How Google Chrome is Fighting Back
Stalkerware is a terrifying form of surveillance software that allows intimate partners or abusers to secretly monitor a victim’s location, messages, calls, and browser history. As this digital abuse escalates, tech companies are fighting back. This article details what stalkerware is, its devastating real-world impact, and how a major update to Google Chrome is directly tackling a key vector—abusive notification prompts and website permissions—to help disrupt the hidden threat and protect users’ privacy.
The Windows Update Slowdown: Why Your Laptop Just Hit the Brakes (And How to Fix It)
We’ve all been there. You see the little pop-up: “Your PC needs to restart to finish installing important updates.” You sigh, let it run, and look forward to a few security patches and maybe some new features. Instead, you’re greeted with the spinning circle of death and a laptop that moves slower than a snail […]
Direct I/O in PostgreSQL
Direct I/O (DIO) refers to a method of reading and writing data directly between an application’s buffers and the storage device, bypassing the Operating System’s (OS) file system cache (also known as the page cache). While historically PostgreSQL has relied on buffered I/O, using the OS cache, support for Direct I/O (often integrated with Asynchronous […]
Convert Legacy CCTV in to a Face Recognition System with InsightFace
https://www.youtube.com/watch?v=HkOMHktDROE In this blog, we’ll explore a Python-based real-time face recognition system that uses ArcFace, OpenCV, and Telegram to detect known and unknown faces in an RTSP video stream. The system also logs events, announces visitors via text-to-speech, and sends alerts to a Telegram channel. Here’s how it all works. Features of the System Face […]