Articles

Simulating EMC/EMI Coupling on a Naval Top Deck Using MEEP and Python
Science

Simulating EMC/EMI Coupling on a Naval Top Deck Using MEEP and Python

Intro: Electromagnetic compatibility (EMC) and electromagnetic interference (EMI) are critical concerns in naval vessel design. With an increasing number of electronic systems onboard—radar, satcom, control units, navigation, and communication devices—ensuring these systems do not interfere with each other is a vital task. In this blog post, we’ll simulate a 10×10 source-victim EMC coupling matrix using […]

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How the TAK System Works: A Complete Guide for Real-Time Situational Awareness
Security

How the TAK System Works: A Complete Guide for Real-Time Situational Awareness

In a world where speed, coordination, and accurate location data can mean the difference between success and failure, the TAK system (Team Awareness Kit) delivers powerful, real-time situational awareness. Originally developed for the U.S. military, TAK has now evolved into a versatile platform used by police, firefighters, NGOs, and civilian developers around the world.

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Understanding Wazuh by Exploring the Open Source Projects Behind It
Security

Understanding Wazuh by Exploring the Open Source Projects Behind It

Wazuh is a powerful security information and event management (SIEM) platform, but its documentation can often feel complex and overwhelming—especially for newcomers. However, by exploring the open-source technologies that Wazuh is built upon, we can break it down into manageable parts and gain a much clearer understanding of how it all works.

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Building a Fullstack E-commerce System with JavaScript
Coding Dev E-Commerce

Building a Fullstack E-commerce System with JavaScript

From the cart to checkout — all powered by JS. 🛠️ Why JavaScript for E-commerce? JavaScript is no longer just for making buttons blink. It’s now fully capable of powering front to back e-commerce systems. With the rise of Node.js, React, and modern databases, you can build a complete store using JavaScript — and nothing […]

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Diagnosing the Root Cause of P0420 with Python, OBD-II, and Live Sensor Data
Dev

Diagnosing the Root Cause of P0420 with Python, OBD-II, and Live Sensor Data

P0420 — “Catalyst System Efficiency Below Threshold (Bank 1)” — is one of the most misunderstood and misdiagnosed OBD-II trouble codes. It’s tempting to replace the catalytic converter right away, but that’s often a costly mistake. The real culprit might be a faulty sensor, air/fuel imbalance, or even exhaust gas recirculation (EGR) issues.

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