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In the table below, the column "ISO 8859-1" shows how the file signature appears when interpreted as text in the common ISO 8859-1 encoding, with unprintable characters represented as the control code abbreviation or symbol, or codepage 1252 character where available, or a box otherwise. In some cases the space character is shown as ␠.
The PDP-6 monitor, [38] and its PDP-10 successor TOPS-10, [39] used control-Z (SUB) as an end-of-file indication for input from a terminal. Some operating systems such as CP/M tracked file length only in units of disk blocks, and used control-Z to mark the end of the actual text in the file. [ 49 ]
Windows code pages are sets of characters or code pages (known as character encodings in other operating systems) used in Microsoft Windows from the 1980s and 1990s. Windows code pages were gradually superseded when Unicode was implemented in Windows, [citation needed] although they are still supported both within Windows and other platforms, and still apply when Alt code shortcuts are used.
A secondary character map program is accessible in a text field on Windows 10 and Windows 11 computers, using the keyboard shortcut ⊞ Win+., or the 😀 key in Windows 10's virtual touch keyboard, which is mainly used for the purposes of using emoji, but also allows access to a smaller set of special characters.
Various proprietary modifications and extensions of ASCII appeared on non-EBCDIC mainframe computers and minicomputers, especially in universities.Hewlett-Packard started to add European characters to their extended 7-bit / 8-bit ASCII character set HP Roman Extension around 1978/1979 for use with their workstations, terminals and printers.
CS – File extension for C-Sharp (C#) files; DAA – DAA: Closed-format, Windows-only compressed disk image; DEB – Debian install package; DMG – an Apple compressed/encrypted format; DDZ – a file which can only be used by the "daydreamer engine" created by "fever-dreamer", a program similar to RAGS, it's mainly used to make somewhat ...
This page was last edited on 17 June 2020, at 15:27 (UTC).; Text is available under the Creative Commons Attribution-ShareAlike 4.0 License; additional terms may ...
An index table, also called the cross-reference table, is located near the end of the file and gives the byte offset of each indirect object from the start of the file. [24] This design allows for efficient random access to the objects in the file, and also allows for small changes to be made without rewriting the entire file ( incremental ...