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  2. Scratch (programming language) - Wikipedia

    en.wikipedia.org/wiki/Scratch_(programming_language)

    Catrobat, [5] ScratchJr, [6] Snap!, [7] mBlock, Turtlestitch. Scratch is a high-level, block-based visual programming language and website aimed primarily at children as an educational tool, with a target audience of ages 8 to 16. [8] Users on the site can create projects on the website using a block-like interface.

  3. 1,4,7-Triazacyclononane - Wikipedia

    en.wikipedia.org/wiki/1,4,7-Triazacyclononane

    1,4,7-Triazacyclononane, known as "TACN" which is pronounced "tack-en," is an aza-crown ether with the formula (C 2 H 4 NH) 3. [1] TACN is derived, formally speaking, from cyclononane by replacing three equidistant CH 2 groups with NH groups. TACN is one of the oligomers derived from aziridine, C 2 H 4 NH. Other members of the series include ...

  4. Minecraft: Story Mode - Wikipedia

    en.wikipedia.org/wiki/Minecraft:_Story_Mode

    Single-player. Minecraft: Story Mode is an episodic point-and-click video game developed and published by Telltale Games, based on Mojang Studios ' sandbox video game Minecraft. The first five episodes were released between October 2015 through March 2016 and an additional three episodes were released as downloadable content (DLC) in mid-2016.

  5. Apple silicon - Wikipedia

    en.wikipedia.org/wiki/Apple_silicon

    Apple silicon refers to a series of system on a chip (SoC) and system in a package (SiP) processors designed by Apple Inc., mainly using the ARM architecture.They are the basis of Mac, iPhone, iPad, Apple TV, Apple Watch, AirPods, AirTag, HomePod, and Apple Vision Pro devices.

  6. Academic grading in the United States - Wikipedia

    en.wikipedia.org/wiki/Academic_grading_in_the...

    v. t. e. In the United States, academic grading commonly takes on the form of five, six or seven letter grades. Traditionally, the grades are A+, A, A−, B+, B, B−, C+, C, C−, D+, D, D− and F, with A+ being the highest and F being lowest. In some cases, grades can also be numerical. Numeric-to-letter-grade conversions generally vary from ...

  7. Knapsack problem - Wikipedia

    en.wikipedia.org/wiki/Knapsack_problem

    Definition. The most common problem being solved is the 0-1 knapsack problem, which restricts the number of copies of each kind of item to zero or one. Given a set of items numbered from 1 up to , each with a weight and a value , along with a maximum weight capacity , subject to and . Here represents the number of instances of item to include ...

  8. macOS - Wikipedia

    en.wikipedia.org/wiki/MacOS

    [6] [7] The derivatives of macOS are Apple's other operating systems: iOS, iPadOS, watchOS, tvOS, and audioOS. A prominent part of macOS's original brand identity was the use of Roman numeral X, pronounced "ten", as well as code naming each release after species of big cats , and later, places within California . [ 8 ]

  9. iOS version history - Wikipedia

    en.wikipedia.org/wiki/IOS_version_history

    iOS version history. iOS is a mobile operating system developed by Apple Inc. and was first released as iPhone OS in June 2007, coinciding with the launch of the first generation iPhone. [1] iPhone OS was renamed iOS following the release of the iPad, starting with iOS 4. [2] With iOS 13, Apple began offering a separate operating system, iPadOS ...