Learn Ethical Hacking (#70) - Building a Pentesting Practice - Going Professional What will I learn The pentesting career path -- from hobbyist to professional, and what the industry actually looks like;

Learn Creative Coding (#107) - Advanced Plotter Techniques Last episode we got properly nerdy about the algorithms that make a plotter sing - stippling a photo into a cloud of dots, weaving all those dots

Learn AI Series (#110) - Model-Based Reinforcement Learning What will I learn You will learn the real difference between model-free and model-based RL -- and why the second family exists at all; how to

The tale of an unintended second part.

Learn Zig Series (#91) - MessagePack Format What will I learn? Why a self-describing binary format exists, and how it differs from the schema-driven protobuf we built last episode; How MessagePack packs

Learn Ethical Hacking (#69) - Mobile Application Security - Android and iOS What will I learn Mobile attack surface -- how mobile apps differ from web apps and why they require specialized testing; Android

Learn Creative Coding (#106) - Algorithms for Pen Plotters Last episode we got our code out from behind the glass and onto paper. We learned what a plotter actually is (a machine that drags one pen along

Learn AI Series (#109) - Advanced Policy Optimization What will I learn You will learn what a trust region is, and why bounding how far a policy may move in one update is the single idea that turns flaky

Learn Zig Series (#90) - Protocol Buffers Serialization What will I learn? Why a binary serialization format exists at all, and what protobuf buys you over hand-rolled byte layouts or JSON; How protobuf's

Learn Ethical Hacking (#68) - Wireless and Bluetooth Exploitation Deep Dive What will I learn Bluetooth security architecture -- the attack surface of Classic Bluetooth, BLE, and the pairing process; BlueBorne

Learn Creative Coding (#105) - Pen Plotters: Code Meets Paper For ninety-five episodes we have been trapped behind glass. Every single thing we made lived inside a screen - pixels, shaders, canvases, webcams

Learn AI Series (#108) - Policy Gradient Methods What will I learn You will learn why directly optimizing the policy is sometimes a far better idea than learning a value function first; the policy gradient

Learn Zig Series (#89) - MQTT Messaging Protocol What will I learn? Why MQTT exists, and what the publish/subscribe-through-a-broker model buys you over plain sockets; How the fixed header packs a packet

Learn Ethical Hacking (#67) - Continuous Security - DevSecOps and Pipeline Security What will I learn What DevSecOps means and why "shift left" is more than a buzzword; Security in CI/CD pipelines

Learn AI Series (#107) - Deep Q-Networks (DQN) What will I learn You will learn why tabular Q-Learning falls apart the moment the state space gets big, and why a lookup table was never going to scale to

Following the task of developing tools to feed a specific technoscientific workflow, making public data simpler to read for common users.

Learn Zig Series (#88) - WebSocket Server What will I learn? How a WebSocket connection lives and dies -- the handshaking, open, closing, closed state machine; How to perform the server-side upgrade by

Learn Ethical Hacking (#66) - Reporting and Documentation - The Professional Difference What will I learn Why reporting is the most important pentest deliverable -- the report is what the client pays for,

Learn AI Series (#106) - Temporal Difference Learning What will I learn You will learn TD(0): updating value estimates from single transitions, without ever waiting for an episode to finish; bootstrapping:

With Claude´s assistance, I built a Python tool to query USASpending.gov for Cuba-related contracts and grants. The API had some quirks —500 errors, pagination limits, and not-so-visible endpoints. Here's