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.xlsx – Excel workbook.xlsm – Excel macro-enabled workbook; same as xlsx but may contain macros and scripts.xltx – Excel template.xltm – Excel macro-enabled template; same as xltx but may contain macros and scripts; Other formats Microsoft Excel uses dedicated file formats that are not part of OOXML, and use the following extensions:
Because Excel is widely used, it has been attacked by hackers. While Excel is not directly exposed to the Internet, if an attacker can get a victim to open a file in Excel, and there is an appropriate security bug in Excel, then the attacker can gain control of the victim's computer. [125] UK's GCHQ has a tool named TORNADO ALLEY with this purpose.
MS-DOS and Microsoft Windows use it to mark important system files. MS-DOS commands like dir and Windows apps like File Explorer do not show system files by default even when hidden files are shown, unless asked to do so. Read-only (R): When set, indicates that a file should not be altered.
Windows includes a number of MIDI files for troubleshooting purposes. In Windows 3.1, PASSPORT.MID and CANYON.MID (by George Stone) can be found in the directory <drive>:\Windows\Media, with some .WAV and .RMI files. Windows 95 contains CLOUDS.MID (by Brian Orr), which plays in a hidden credits sequence. In Windows ME and later versions, these ...
Allows an undo unit to contain other undo units. In essence this allows the undo unit to act as an undo stack, grouping undo units together. For example, if a macro is run, all undo-able actions performed by the macro may be grouped together in one undo unit. IOleWindow This interface represents a window of a container or contained object.
LibreOffice Calc is the spreadsheet component of the LibreOffice software package. [6] [7]After forking from OpenOffice.org in 2010, LibreOffice Calc underwent a massive re-work of external reference handling to fix many defects in formula calculations involving external references, and to boost data caching performance, especially when referencing large data ranges.
Excel, Outlook, PowerPoint, and Word allow users to immediately insert a screenshot of open app windows or a selection of content on the screen into documents without saving the image as a file. The functionality is exposed through a new Screenshot command on the Insert tab of the ribbon that, when clicked, presents individual options to ...
At a meeting with financial analysts in July 2000, Microsoft demonstrated Office XP, then known by its codename, Office 10, which included a subset of features Microsoft designed in accordance with what at the time was known as the .NET strategy, one by which it intended to provide extensive client access to various web services and features such as speech recognition. [17]