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In computing, a keyboard shortcut is a sequence or combination of keystrokes on a computer keyboard which invokes commands in software.. Most keyboard shortcuts require the user to press a single key or a sequence of keys one after the other.
The precise words used for these assignments and their meaning can vary depending on the context. For example, Microsoft has generally used keyboard shortcuts for Windows [2] and Microsoft Office [3] since the transition to 64-bit for Windows 7.
On IBM PC compatible personal computers from the 1980s, the BIOS allowed the user to hold down the Alt key and type a decimal number on the keypad. It would place the corresponding code into the keyboard buffer so that it would look (almost) as if the code had been entered by a single keystroke.
& Symbols: U+005B [ 91 0133 Left square bracket: 0060 U+005C \ 92 0134 Backslash: 0061 U+005D ] 93 0135 Right square bracket: 0062 U+005E ^ 94 0136 Circumflex accent: 0063 U+005F _ 95 0137 Low line: 0064 U+0060 ` 96 0140 Grave accent: 0065 Latin Alphabet: Lowercase: U+0061 a 97 0141 Latin Small Letter A 0066 U+0062 b 98 0142 Latin Small Letter ...
On Macintosh computers, the Norwegian and Norwegian extended keyboard layouts have a slightly different placement for some of the symbols obtained with the help of the ⇧ Shift or ⌥ Option keys. Notably, the $ sign is accessed with ⇧ Shift+4 and ¢ with ⇧ Shift+⌥ Option+4. Furthermore, the frequently used @ is placed between Æ and Return.
IBM states that AltGr is an abbreviation for alternate graphic. [3] [4]Sun Microsystems keyboard, which labels the key as Alt Graph. A key labelled with some variation of "Alt Graphic" was on many computer keyboards before the Windows international layouts.
Miscellaneous Technical is a Unicode block ranging from U+2300 to U+23FF. It contains various common symbols which are related to and used in the various technical, programming language, and academic professions.
Block Elements is a Unicode block containing square block symbols of various fill and shading. Used along with block elements are box-drawing characters, shade characters, and terminal graphic characters. These can be used for filling regions of the screen and portraying drop shadows.