TL;DR: A well-designed CI/CD pipeline is critical for modern DevOps workflows. By integrating security checks at every stage, leveraging Kubernetes for scalability, and adopting tools like Jenkins, GitLab CI/CD, and ArgoCD, you can ensure a secure, reliable, and production-ready pipeline. This guide walks you through the key components, best practices,… Read more →
Security, DevOps & Trading Tech — Practical Guides
-
Free CSS Minifier Online — Compress CSS Instantly
Compress and minify your CSS instantly with this free online tool. Removes comments, extra whitespace, and unnecessary characters to reduce file size — all without leaving your browser. How to Use This CSS Minifier Paste your CSS code in the input area Click Minify CSS to compress See size savings instantly Copy the minified output… Read more →
-
Free Online Color Picker: HEX, RGB, HSL Converter
Convert colors between HEX, RGB, and HSL formats instantly with this free online color picker. Use the visual picker or type values directly — all conversions happen in real time, right in your browser. How to Use This Color Converter Pick a color using the visual color picker Or enter a HEX, RGB,… Read more →
-
Free Online Regex Tester & Debugger
Test and debug regular expressions in real time with this free online regex tester. See matches highlighted instantly as you type — no signup, no tracking. Runs 100% in your browser. How to Use This Regex Tester Enter your regex pattern in the pattern field Set flags (g = global, i = case-insensitive,… Read more →
-
How I Built a Free SEC Insider Trading Tracker in Python
Last month I noticed something odd: three C-suite executives at a mid-cap biotech all bought shares within the same week. The stock was down 30% from its high. Two weeks later, they announced a partnership with Pfizer and the stock popped 45%. I didn’t catch it in time — I… Read more →
-
Setup Wazuh Agent: Security-First Kubernetes Guide
TL;DR: Learn how to deploy the Wazuh agent in Kubernetes environments with a security-first approach. This guide covers prerequisites, installation steps, hardening techniques, troubleshooting tips, and advanced integrations to ensure production-grade security. By the end, you’ll have a robust monitoring solution integrated into your DevSecOps workflows. Quick Answer: Deploying the Wazuh… Read more →
-
Optimize Plex on TrueNAS Scale: Tips & Techniques
TL;DR: TrueNAS Scale is a powerful platform for running Plex, but optimizing performance requires careful resource allocation, advanced configuration, and proactive troubleshooting. This guide covers everything from setting up secure permissions to fine-tuning your Plex server for smooth playback, even under heavy load. Quick Answer: Use TrueNAS Scale’s containerized apps feature… Read more →
-
EXIF Metadata Leaks Location — Learn to Remove It
Last month I helped a friend debug why his eBay listings kept attracting local lowballers. He was selling camera gear, priced fairly, but kept getting “I can pick up today” messages from people 10 minutes away. He hadn’t listed his city anywhere. Turns out every photo he uploaded contained GPS coordinates… Read more →
-
Secure Self-Hosted LLM: Enterprise Practices at Home
TL;DR: Self-hosting large language models (LLMs) offers privacy and control but comes with security challenges. By scaling down enterprise-grade practices like zero trust, RBAC, and encryption, you can secure your homelab deployment. This guide covers setup, monitoring, and future-proofing your self-hosted LLM environment. Quick Answer: To securely self-host LLMs, implement zero-trust… Read more →
-
Network Segmentation for a Secure Homelab
TL;DR: Network segmentation is a critical security practice that isolates devices and services into distinct zones to reduce attack surfaces and improve control. In this article, we’ll explore how to adapt enterprise-grade segmentation techniques for homelabs, covering VLANs, subnets, and tools like pfSense and Ubiquiti. By the end, you’ll have… Read more →