A page from the American Radio Relay League providing amateur radio question pools for download or printing. It lists the Technician, General and Extra class pools with their validity periods, and notes that each pool is normally valid for four years.
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An experimental, largely visual and example-based open source online book about regular expressions. It is intended for regex beginners with some programming experience and covers basics such as character classes, escapes, groups, repetition, alternation, flags, anchors and lookaround. A single-page version is available for printing.
SoftwareOK offers freeware, desktop utilities and system utilities for Windows 10, Windows 8.1 and Windows 7, along with tips, how-to FAQ and guides. It lists programs such as DirPrintOK for printing folder contents, DesktopOK for saving desktop icon positions and QuickTextPaste for pasting predefined text via keyboard shortcut.
SpoolScout is a 3D printing filament finder that lets users find and compare filaments by price, type, manufacturer and properties. The site lists products with prices per kilogram and specifications such as diameter, density, MFI, bending modulus and print temperatures, and links to Amazon. It states that commissions are received for purchases made through links on the site.
An article by Cavin on Deep Markets discussing machine-generated content and creativity. It describes technology as leverage over creation: writing, the printing press, the internet, digital tools and machine learning. It also covers synthetic text from large language models such as OpenAI's GPT-3, published in summer 2020.
Tagaini Jisho is a free, open-source Japanese dictionary and kanji lookup tool for Windows, MacOS X and Linux. It supports searching vocabulary and kanji entries, tagging and personal notes, flashcard-like training, and printing foldable pocket booklets for offline study. It includes stroke order animations for more than 6000 kanji.
Teaching Tech is the companion website for a YouTube channel that provides tutorials on 3D modelling, 3D printing, laser cutting, CNC machining, coding, robotics, electronics and graphic design. The site is intended to supplement the videos with interactive content and detailed written instructions. It also contains affiliate marketing links, including Amazon affiliate links.
Universal Hint System provides hints for computer games. Users select specific questions and view only as much information as they want, from subtle nudges to full answers. A UHS Reader for Windows or macOS gives full access to a collection of over 500 hints, with printing and local search. A free trial version is offered.
The Interactive Data Application from the U.S. Bureau of Economic Analysis provides access to BEA statistics, including national, international, regional and industry data. It organizes data by account and topic and offers printing, saving, exporting and charting, with data sharing via social tools. Data is updated in near real time.