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avatar Marcin Szewczyk

Notes on code, mathematics, and engineering simulations.

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© 2026 Marcin Szewczyk
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Web: Five Ways to Generate HTML – Hello World Then and Now

A comparison of five HTML generation models – static HTML, classic and layered SSR, CSR + API, and SSG – illustrated with a 'Hello World' example past and present.

Feb 18, 2026 Web

SolidWorks: Getting Started

Getting started with SolidWorks: training materials, academic certification paths (CSWA, CSWP, CSWE), first launch overview, and exam workflow using the TesterPro Client.

Feb 17, 2026 Engineering Software, SolidWorks

The Number “e”: Accurate to One Million Decimal Places

Computing the number e from its Taylor series in C, using GMP to obtain one million decimal digits.

Feb 16, 2026 Mathematics

The Number “e”: Taylor Series and Euler’s Formula

Derivation of Euler’s formula from the Taylor series expansion.

Feb 15, 2026 Mathematics

The Number “e”: Where It Comes From and Why It Matters

An intuitive derivation of the number e from the definition of the derivative of an exponential function.

Feb 14, 2026 Mathematics

Environment: Linux under Windows – MSYS2, MinGW, and gcc

A minimal Linux-like environment on Windows using MSYS2 and MinGW64: installing gcc, the GMP library and ImageMagick, with a sample C compilation workflow.

Feb 13, 2026 Environment

Environment: Windows - Why, What I Disable, and What I Add

Windows setup: what I disable to reduce distractions and which development tools and engineering simulation software I install for daily work.

Feb 12, 2026 Environment

Jekyll Blog: MathJax for LaTeX Mathematical Formulas

How to enable MathJax in a Jekyll blog (Chirpy theme): adding the script to \_includes/head.html and using LaTeX formulas inline and display in Markdown files.

Feb 11, 2026 Jekyll Blog

Jekyll Blog: Google Analytics (GA4) and Footer Modification

Connecting Google Analytics 4 (GA4) in a Jekyll blog with the Chirpy theme: \_config.yml configuration, privacy page, and extending the blog footer.

Feb 10, 2026 Jekyll Blog

Jekyll Blog: RSS Feed Subscription and Sidebar and Top Bar Modification

RSS configuration in Jekyll (Chirpy): custom /rss/ page, sidebar and topbar modification.

Feb 9, 2026 Jekyll Blog
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Blog Statistics

  • Posts 33
  • Categories 15
  • Reading time (min) 104

Recently Updated

  • STM32: LED and button – GPIO input/output in blocking mode
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  • Graphics: TikZ in LaTeX – workflow in a larger project (PDF instead of inline)
  • Graphics: Plots in Python (Matplotlib) with LaTeX formatting
  • Graphics: TikZ in LaTeX – basics and first circuit (circuitikz)

© 2026–2026 Marcin Szewczyk. All rights reserved.

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