NCR Century 100 refers to a point-of-sale (POS) system developed by NCR Corporation, which is a global leader in technology solutions. The Century 100 is part of NCR's portfolio of POS solutions designed for retail and hospitality environments. It typically features advanced technology for processing transactions, managing inventory, and integrating with other business systems.
"Snow Crash" is a science fiction novel written by Neal Stephenson, published in 1992. The story is set in a dystopian future where the United States has fragmented into various corporate city-states and organized crime syndicates. The narrative follows a young hacker and pizza delivery driver named Hiro Protagonist, who navigates both the real world and a virtual reality-based metaverse.
"The World Is Curved" is a book written by the economist and commentator David Stockman, published in 2013. In this work, Stockman critiques the prevailing economic and political systems, particularly focusing on the impacts of fiscal policy, government intervention, and the consequences of monetary policy. He discusses the complexities and challenges of the global economy, emphasizing how these factors can create distortions and cyclical crises.
The "Whole Internet User's Guide and Catalog" is a book written by Ed Krol, first published in 1992. The book was designed as a comprehensive guide for users of the early internet, providing an overview of how to navigate the online world at that time. It included information on various internet services, tools, and resources, as well as practical advice on how to use them effectively.
Linux.Wifatch is a type of malware that was discovered in late 2014. It specifically targets Internet of Things (IoT) devices, such as routers and networked cameras, particularly those that run on the Linux operating system. Wifatch is notable for being distinct from typical malware in that it does not primarily aim to steal information or cause damage.
Usenet spammers refer to individuals or automated systems that post unsolicited, irrelevant, or often advertising-driven content to Usenet newsgroups. Usenet is a distributed discussion system that predates modern web forums and social media, allowing users to post and share messages across various topics. Spamming in this context can involve: 1. **Mass Posting**: Sending the same message to multiple newsgroups to promote a product, service, or website, often irrelevant to the discussions in those groups.
"Data Toolbar" can refer to different tools or features in various software applications, but it generally relates to a user interface element that helps users manage, analyze, or visualize data more effectively. Here are some potential interpretations of "Data Toolbar" depending on the context: 1. **In Spreadsheet Applications (like Excel)**: A Data Toolbar may provide quick access to functions and features related to data manipulation, such as sorting, filtering, data validation, or creating charts.
A search engine cache refers to a stored version of a webpage that a search engine maintains in its database. When a search engine crawls the web, it collects information about various pages to index them efficiently. Instead of fetching the live content from the web every time a user performs a search, the search engine retrieves this cached version, which allows for improved speed and performance.
The unit "Ge" typically refers to "giga-electronvolt," which is a unit of energy commonly used in particle physics and nuclear physics. One giga-electronvolt is equivalent to \(10^9\) electronvolts (eV). The electronvolt itself is a small unit of energy, defined as the amount of kinetic energy gained by an electron when it is accelerated through an electric potential difference of one volt.
A call center is a centralized office or facility that is designed to manage a large volume of telephone calls, typically for the purpose of providing customer service, support, telemarketing, or sales. Call centers employ agents who handle incoming and outgoing calls to assist customers with inquiries, complaints, orders, or other requests. There are two main types of call centers: 1. **Inbound Call Centers**: These handle incoming calls from customers. The main focus is on customer service, support, and assistance.
Natural predictive dialing is a sophisticated technology used in call centers that optimizes the process of making outbound calls. It combines elements of predictive dialing with advanced algorithms that adapt to real-time conditions in order to enhance efficiency and improve the customer experience. Here’s how natural predictive dialing works and its key features: 1. **Predictive Dialing**: Traditional predictive dialing systems automatically dial multiple phone numbers at once, predicting when a call center agent will be available to take the next call.
TeleZapper is a device designed to combat unwanted telemarketing calls by using a specific audio frequency. It works by sending a signal that pretends to indicate to the calling system that the number has been disconnected or is no longer in service. The idea is that telemarketers will then remove that number from their call lists, effectively reducing the number of unsolicited calls that the user receives.
"Telemarketers" is a documentary series that premiered on HBO in 2023. The series is directed by Samir Reddy and revolves around the world of telemarketing, exploring the often unsettling and exploitative practices within the industry. It specifically follows the experiences of two telemarketers, highlighting their interactions and the morally ambiguous nature of their work.
Third-party verification refers to the process of having an independent party review, confirm, or validate the accuracy and authenticity of information or claims made by one party. This process is often employed in various contexts, including business, finance, compliance, and security, to ensure transparency, accuracy, and trustworthiness.
A noise dosimeter is a specialized device used to measure an individual's exposure to noise over a period of time. It is commonly used in occupational health and safety to ensure that workers are not exposed to harmful levels of noise, which can lead to hearing loss and other health issues. Key features of a noise dosimeter include: 1. **Personal Monitoring**: Noise dosimeters are typically worn by individuals to assess their personal noise exposure, often during a full work shift.
The Piola-Kirchhoff stress tensors are mathematical constructs used in the field of continuum mechanics to describe the state of stress in a deformable body. They provide a way to relate the stresses in a material to its deformation, capturing both the current configuration and the reference (or undeformed) configuration of the material.
Direct insolation refers to the amount of solar radiation received on a surface from the sun, without any scattering or reflection by the atmosphere or surrounding objects. It is an important parameter in fields such as solar energy, meteorology, and climate studies, as it directly impacts the amount of energy available for solar panels and influences local temperature and weather patterns.
Viscosity is a measure of a fluid's resistance to flow. It quantifies how thick or sticky a liquid is and is an important property in various fields, including physics, engineering, and fluid dynamics. There are two main types of viscosity: 1. **Dynamic Viscosity (Absolute Viscosity)**: This measures the internal resistance of a fluid to gradual deformation by shear stress or tensile stress.
"Pyeong" (평) is a traditional Korean unit of area measurement commonly used in South Korea. One pyeong is approximately equal to 3.3 square meters or about 35.6 square feet. It is frequently used to describe the size of living spaces, such as apartments or rooms. For example, when discussing real estate, the size of a property may be listed in pyeong. The term can also come up in discussions about land use and construction.
"Lux" can refer to several different concepts depending on the context. Here are a few: 1. **Illumination/Light Measurement**: In scientific terms, "lux" is a unit of measurement for illuminance, which quantifies the amount of light that is received on a surface area. One lux is equal to one lumen per square meter. It is commonly used in fields related to lighting design and architecture.

Pinned article: Introduction to the OurBigBook Project

Welcome to the OurBigBook Project! Our goal is to create the perfect publishing platform for STEM subjects, and get university-level students to write the best free STEM tutorials ever.
Everyone is welcome to create an account and play with the site: ourbigbook.com/go/register. We belive that students themselves can write amazing tutorials, but teachers are welcome too. You can write about anything you want, it doesn't have to be STEM or even educational. Silly test content is very welcome and you won't be penalized in any way. Just keep it legal!
We have two killer features:
  1. topics: topics group articles by different users with the same title, e.g. here is the topic for the "Fundamental Theorem of Calculus" ourbigbook.com/go/topic/fundamental-theorem-of-calculus
    Articles of different users are sorted by upvote within each article page. This feature is a bit like:
    • a Wikipedia where each user can have their own version of each article
    • a Q&A website like Stack Overflow, where multiple people can give their views on a given topic, and the best ones are sorted by upvote. Except you don't need to wait for someone to ask first, and any topic goes, no matter how narrow or broad
    This feature makes it possible for readers to find better explanations of any topic created by other writers. And it allows writers to create an explanation in a place that readers might actually find it.
    Figure 1.
    Screenshot of the "Derivative" topic page
    . View it live at: ourbigbook.com/go/topic/derivative
  2. local editing: you can store all your personal knowledge base content locally in a plaintext markup format that can be edited locally and published either:
    This way you can be sure that even if OurBigBook.com were to go down one day (which we have no plans to do as it is quite cheap to host!), your content will still be perfectly readable as a static site.
    Figure 2.
    You can publish local OurBigBook lightweight markup files to either https://OurBigBook.com or as a static website
    .
    Figure 3.
    Visual Studio Code extension installation
    .
    Figure 4.
    Visual Studio Code extension tree navigation
    .
    Figure 5.
    Web editor
    . You can also edit articles on the Web editor without installing anything locally.
    Video 3.
    Edit locally and publish demo
    . Source. This shows editing OurBigBook Markup and publishing it using the Visual Studio Code extension.
    Video 4.
    OurBigBook Visual Studio Code extension editing and navigation demo
    . Source.
  3. https://raw.githubusercontent.com/ourbigbook/ourbigbook-media/master/feature/x/hilbert-space-arrow.png
  4. Infinitely deep tables of contents:
    Figure 6.
    Dynamic article tree with infinitely deep table of contents
    .
    Descendant pages can also show up as toplevel e.g.: ourbigbook.com/cirosantilli/chordate-subclade
All our software is open source and hosted at: github.com/ourbigbook/ourbigbook
Further documentation can be found at: docs.ourbigbook.com
Feel free to reach our to us for any help or suggestions: docs.ourbigbook.com/#contact