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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. [9] [10] Users on the site can create projects on the website using a block-like interface.
A simple custom block in the Snap! visual programming language, which is based on Scratch, calculating the sum of all numbers with values between a and b. In computing, a visual programming language (visual programming system, VPL, or, VPS), also known as diagrammatic programming, [1] [2] graphical programming or block coding, is a programming language that lets users create programs by ...
It typically runs in a web browser, and visually resembles the language Scratch. Blockly uses visual blocks that link together to make writing code easier, and can generate code in JavaScript, Lua, Dart, Python, or PHP. It can also be customized to generate code in any textual programming language. [3]
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Extended sets of blocks can be found in Snap! libraries, such as the 'streams' library that enables one to make the complete, infinite Fibonacci sequence, for example, using the special blocks ('stream', 'show stream', 'tail of stream', and 'map ( ) over stream' block) from the library.
ScratchJr is a derivative of the Scratch language, which has been used by over 10 million people worldwide. Programming in Scratch requires basic reading skills, however, so the creators saw a need for another language which would provide a simplified way to learn programming at a younger age and without any reading or mathematics required.
From January 2008 to December 2012, if you bought shares in companies when G. Kennedy Thompson joined the board, and sold them when he left, you would have a -71.8 percent return on your investment, compared to a -2.8 percent return from the S&P 500.
Scratch, a small amount of extra money; Old Scratch or Mr Scratch, a figure representing the devil; Scratch building, creation, from raw materials, of architectural scale models; Scratchcard (or scratch card, or scratcher), a small card with one or more areas containing concealed information which can be revealed by scratching off an opaque ...