Archive page

The Jos Visser Public Library

A preserved library of articles, columns, and documents written over many years, mostly technical and often carried across several generations of formatting tools.

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What this is

A long-lived document archive rather than a polished publication portal.

What to expect

PDFs, HTML essays, Dutch-language columns, and technical writing from several different periods of the site.

Where to start

If you only open a few items, start with Living Without Windows, Romanian Diary, zenhowto, and OnProxyTunnel.

Aviation

PPL cheat sheets

A collection of 30 flying study sheets and guides I generated with ChatGPT while preparing for the private pilot checkride. Start with the recently updated guides below, or browse the full collection by topic. The links open the maintained documents in Google Docs.

Browse the complete cheat sheet folder on Google Drive

Collection checked .

Recently updated flying guides

Updated

Pilot Illusions by Day and Night

Illustrated notes on recognizing visual and sensory illusions, with prevention and recovery guidance for day and night flying.

All flying cheat sheets by topic

Amateur radio

FCC Technician cheat sheets

A collection of 17 topic cheat sheets and a complete question-pool guide I generated with ChatGPT for the FCC Technician amateur radio license exam. The documents are titled for the 2026–2030 exam period, and the links below open them in Google Docs.

Browse the complete FCC Technician cheat sheet folder on Google Drive

Collection checked .

New guide · October 11, 2026

Technician License Question Pool 2026–2030 — All 409 Questions Explained

All 409 questions, answer choices, keyed answers, and study explanations in pool order. Use the document outline to jump to a topic, or search by question ID.

Open the question-pool guide

Amateur radio

FCC General cheat sheets

A collection of 16 topic cheat sheets and a question-pool guide I generated with ChatGPT for the FCC General amateur radio license exam. The documents are titled for the 2023–2027 exam period, and the links below open them in Google Docs.

Browse the complete FCC General cheat sheet folder on Google Drive

Collection checked .

Updated guide · October 11, 2026

General License Question Pool — Answers & Explanations (2023–2027)

A guide to 423 active questions with answer choices, keyed answers, and study explanations, organized by subelement and question group.

Open the question-pool guide

Site writing

Essays and archive pages moved off the homepage

Series

Living Without Windows

A late-1990s chronicle of trying to run daily life, customer work, and office interoperability from Linux in a Windows-dominated world.

Travel writing

Romanian Diary

A Dutch travel diary from Bucharest, written with the same mix of observation, technical curiosity, and sharp edges found elsewhere on the site.

Witness account

Ground Zero

A personal account and photo essay from New York in November 2001.

Photo archive

Aldea Felina

A photo page about volunteering at a cat shelter near Denia, with the original gallery and captions preserved.

Columns

Java, Doctor Unix, and preserved documents

Java columns

Dutch-language software magazine writing

A run of Java columns written for Dutch Software Release Magazine, covering topics from applets and IDEs to C#, tooling, and the human side of programming.

Waar blijft het Javaambachtsgilde? Het applet-loze internet Java en C# Extreem Java programmeren Foutjes in Java (1) De geest is uit de fles! De geschiedenis herhaalt zich Gratis Java Het IDE-virus Kloppen en hakken of structuur? De menselijke factor Programmeren is een uiting van emotie Puur of melk? Wat kan een Java-tool? Write Once, Run for the Hills...

Archive quality

Preserved as documents, not remastered

These pieces stay in their historical formats rather than being republished into a uniform editorial shell.

Comal Has Been Set Free On NT Password Security JBoss: The Open Source Web OS Nederland is geen Open Source land Lezing (scanned lecture) Security is dood Delivering Quality at NLUUG Conferences Het bouwen van een veilige web server Een boekje open over High Availability Internet Information Shop Het Open Source Fenomeen Unix failover clusters Pleitnota voor Petertje Computersoftware B.V. Welcome to the Tribe S/390 TCB structure printer (Xephon article)