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Hello Agn Agn Well, hello again

Hello Agn Agn

Hello Agn Agn Well, hello again

Hello Again

GFM Feature Test Task List (Checkboxes) Write documentation Implement renderer Add unit tests Table tests Checkbox tests Deploy to production Strikethrough This…

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Designing a Column-Major Matrix Class with Row-Major Multiplication Optimizations (CPU & GPU)

When I designed my C++ Matrix<T> class for Fulgurance, I deliberately chose a column-major memory layout (Fortran/Eigen style). It fits linear algebra…

🧮 Rebuilding the LU Decomposition and Benchmarking It Against My Own Determinant Algorithms

When I first started playing with determinant algorithms in C++, I wanted to really understand what happens behind Eigen’s .determinant() call. So…

Building a New Determinant Engine — An Iterative Combinatorial Approach

One morning, I decided to compute a determinant from scratch — no recursion, no Gaussian elimination, no library shortcuts. I wanted to…

Fixing bslib Tabs That Reset Inputs in Shiny

The problem: When using bslib::navset_tab(), each tab panel is dynamically created and destroyed as you switch between them. This means that any…

🧩 Understanding the Architecture of My Shiny Log Analyzer App

1. Overall Structure This app (repo) follows the classic three-file Shiny structure: global.R ui.R server.R Each file plays a distinct role and…

🧠 From Source to Shiny: Running Modern R on Debian with NGINX and HTTPS

1. Introduction I recently deployed an R Shiny app on my Debian server, but hit a wall early: Debian 11 ships R…

Exploring the Power of Metaprogramming in Rust

🦀 Metaprogramming in Rust: Exploring macro_rules! Power Rust offers one of the most expressive and hygienic metaprogramming systems in modern languages. Through…

📊 Building a Flexible Access Log Analyzer in R

In this tutorial, we’ll walk through the design and implementation of a small but powerful R script that analyzes web server access…

The Goldbach Conjecture and Its Recursive Implementation in Haskell

The Goldbach Conjecture is one of the oldest unsolved problems in mathematics. It states that every even integer greater than 2 can…

Reimplementing diff in C++: A Minimalist Approach

Why Rebuild Something That Already Exists? The diff command is one of the cornerstones of the GNU/Linux ecosystem. It’s simple in appearance,…

Automatic Documentation for Any Codebase

Introduction When working with R, I loved how Roxygen lets you generate clean documentation directly from comments in your source code. But…

Implementing DataFrames in C++: A Custom Approach for High-Performance Data Manipulation

Introduction When working with data, Python and Pandas dominate the landscape. They provide an intuitive way to load, transform, and analyze datasets.…

Editing My YouTube Videos the Weird Way: With Nothing but ffmpeg

Most people edit their YouTube videos with slick GUIs: Premiere, DaVinci Resolve, Final Cut Pro, even OBS + Shotcut for the open-source…

Implement Core Operations

I have just finished developing a library for manipulating numbers so large and/or precise that no conventional datatype can encode them. You…