Topics (349k) Articles (361k) Users (416) Discussions (237) Comments (383) Files (12k) New article
The history of the floppy disk is a key part of the evolution of data storage technology. Here's a timeline highlighting the significant developments: ### 1960s: Invention - **1967**: IBM developed the first floppy disk, a 8-inch disk designed to store data for the IBM System/370 mainframe computers. The term "floppy" comes from the fact that the disk was made of a thin, flexible magnetic material.
The Amiga is a family of personal computers originally developed by Commodore International and released in the 1980s. The history of the Amiga can be broken down into several key phases: ### 1. Origins and Development (1982-1985) - **Pre-Amiga Development**: The Amiga's story begins in the early 1980s when a group of engineers founded Amiga Corporation in 1982. They aimed to create a new multimedia computer.
The history of supercomputing is marked by the evolution of computing technology over several decades, beginning in the 1960s and continuing to the present day. Supercomputers are powerful machines designed to perform complex calculations at incredibly high speeds, and they are often utilized in fields such as scientific research, weather forecasting, climate modeling, and complex simulations.
The history of laptops is a fascinating journey that reflects advances in technology, design, and user needs. Here's an overview of key milestones in the evolution of laptops: ### 1960s - 1970s: Early Concepts - **1968**: The concept of a portable computer was first introduced by Alan Kay at Xerox PARC, who envisioned a "Dynabook" that would be a personal computer for children.
The history of hard disk drives (HDDs) is rich and spans several decades, marked by significant technological advancements. Here’s a brief overview of the evolution of hard disk drives. ### 1950s: The Beginning - **1956**: IBM introduced the first hard disk drive, the IBM 305 RAMAC (Random Access Method of Accounting and Control). It used 50, 24-inch platters and could store about 5 MB of data.
The history of computer hardware in Yugoslavia is a fascinating aspect of the broader narrative of technological development in Eastern Europe during the 20th century. It reflects the unique socio-political context of Yugoslavia, which was a socialist federation comprising six republics and two autonomous provinces from 1945 until its dissolution in the early 1990s.
The history of computer hardware in Eastern Bloc countries, particularly during the Cold War period, is a fascinating picture of technological rivalry, state planning, and the influence of international politics. Here's an overview of the key developments and milestones: ### 1. **Early Development (1940s-1950s)** - **Post-War Context**: After World War II, Eastern Bloc countries began to develop their own computer technology, heavily influenced by Soviet research and the need for scientific and military applications.
The history of computer clusters is a fascinating journey through the evolution of computing technology, driven by the need for performance, reliability, and scalability. Here’s an overview of key milestones in the development of computer clusters: ### Early Days (1960s-1970s) - **Time-Sharing Systems**: In the early days of computing, mainframe computers were the standard. These systems used time-sharing techniques to allow multiple users to share resources.
The history of IBM's magnetic disk drives is a fascinating journey that reflects the evolution of data storage technology. Here’s a timeline highlighting key developments: ### 1950s: - **IBM 350 Disk Storage**: Released in 1956 as part of the IBM 305 RAMAC (Random Access Method of Accounting and Control). The IBM 350 was the first disk storage device, utilizing 24-inch magnetic disks with a capacity of about 5 MB.
Harvard biphase, also known as biphase mark coding or phase-encoded modulation, is a method used in digital communication systems for encoding and transmitting data. It is particularly notable for its ability to maintain synchronization between the sender and receiver, which is critical for accurate data recovery. In Harvard biphase encoding, each bit of data is represented by a transition in voltage level.
Distributed data processing refers to the practice of managing and analyzing large volumes of data across multiple machines or nodes in a network. This approach divides the data and processing tasks among several computing units, which can work concurrently, improving efficiency and speeding up processing times compared to traditional, centralized data processing methods. Key features of distributed data processing include: 1. **Scalability**: Systems can easily scale horizontally by adding more nodes to handle larger datasets or increased workloads.
A disk pack is a data storage device used in early computer systems, specifically for magnetic disk storage. It consists of a set of individual magnetic disks stacked together and housed in a protective case. Each disk can store data magnetically, and together they enable a system to read and write data. Disk packs were primarily utilized in large mainframe computers during the 1960s and 1970s.
DECtape is a magnetic data storage medium developed by Digital Equipment Corporation (DEC) in the 1960s. It was primarily used for data storage and as a method for booting and running programs in early computer systems, particularly in conjunction with the PDP (Programmed Data Processor) series of machines. DECtape consists of a flexible plastic tape coated with a magnetic material, allowing data to be written and read by magnetic heads.
The Cromemco Cyclops is a vintage computer system that was introduced in the mid-1970s by Cromemco, a company that was known for its innovative hardware and software for personal computers during that era. The Cyclops is particularly recognized for its role in the development of video and image processing capabilities for personal computers. One of the notable features of the Cyclops is its ability to capture and process images, which was quite advanced for its time.
A coincidence circuit is a type of electronic logic circuit that is designed to detect when two or more events occur simultaneously or within a specified time window. The primary use of such a circuit is in digital systems where it is critical to identify when multiple input signals are true at the same time. Coincidence circuits are commonly utilized in various applications, including: 1. **Digital Electronics**: In digital systems, coincidence circuits can help in the implementation of complex logic functions and assist in synchronizing signals.
The Cathode-ray tube amusement device is an early electronic game developed in the 1950s, which is considered one of the first examples of a video game. Created by Thomas T. Goldsmith Jr. and Estle Ray Mann, the device was patented in 1948, and it utilized a cathode-ray tube (CRT) to project images on a screen.
"CPU Wars" typically refers to the competitive landscape between major microprocessor manufacturers, most notably Intel and AMD. It highlights the ongoing rivalry in developing and releasing advanced CPUs (central processing units) for personal computers, servers, and other computing devices. Over the years, both Intel and AMD have engaged in a series of technological battles, often leading to significant advancements in processing power, efficiency, and pricing strategies for consumers.
"BUNCH" can refer to a few different things depending on the context. Here are a few possible meanings: 1. **General Term**: In a general context, "bunch" refers to a collection or group of items, often grouped together in a loose or informal manner. For example, a bunch of grapes or a bunch of flowers. 2. **Acronym**: BUNCH could be an acronym in various fields.
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!
Intro to OurBigBook
. Source. We have two killer features:
- 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-calculusArticles 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/derivativeVideo 2. OurBigBook Web topics demo. Source. - 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.
- to OurBigBook.com to get awesome multi-user features like topics and likes
- as HTML files to a static website, which you can host yourself for free on many external providers like GitHub Pages, and remain in full control
Figure 2. You can publish local OurBigBook lightweight markup files to either OurBigBook.com or as a static website.Figure 3. Visual Studio Code extension installation.Figure 5. . 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. - Infinitely deep tables of contents:
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





