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  2. Preview (macOS) - Wikipedia

    en.wikipedia.org/wiki/Preview_(macOS)

    Some features which are otherwise only available in professional PDF editing software are provided by Preview: It is possible to extract single pages out of multi-page documents (e.g. PDF files), sort pages, and drag & drop single or multiple pages between several opened multi-page documents, or into other applications, such as attaching to an ...

  3. PDF - Wikipedia

    en.wikipedia.org/wiki/PDF

    based on PDF, uses the same syntax and has essentially the same file structure, but is much simpler than PDF since the body of an FDF document consists of only one required object. Forms Data Format is defined in the PDF specification (since PDF 1.2).

  4. File locking - Wikipedia

    en.wikipedia.org/wiki/File_locking

    (System calls are available from languages such as C or C++, and shell scripts can make use of noclobber) Using the mkdir command and checking the exit code for failure [11] Lock files are often named with a tilde (~) prefixed to the name of the file they are locking, or a duplicate of the full file name suffixed with .LCK . If they are locking ...

  5. Apple File System - Wikipedia

    en.wikipedia.org/wiki/Apple_File_System

    Apple File System was announced at Apple's developers’ conference (WWDC) in June 2016 as a replacement for HFS+, which had been in use since 1998. [11] [12] APFS was released for 64-bit iOS devices on March 27, 2017, with the release of iOS 10.3, and for macOS devices on September 25, 2017, with the release of macOS 10.13.

  6. Mac operating systems - Wikipedia

    en.wikipedia.org/wiki/Mac_operating_systems

    The system was originally marketed as simply "version 10" of Mac OS, but it has a history that is largely independent of the classic Mac OS. It is a Unix-based operating system [11] [12] built on NeXTSTEP and other NeXT technology from the late 1980s until early 1997, when Apple purchased the company and its CEO Steve Jobs returned to Apple ...

  7. Hierarchical File System (Apple) - Wikipedia

    en.wikipedia.org/wiki/Hierarchical_File_System...

    While HFS is a proprietary file system format, it is well-documented; there are usually solutions available to access HFS-formatted disks from most modern operating systems. Apple introduced HFS out of necessity with its first 20 MB hard disk offering for the Macintosh in September 1985, where it was loaded into RAM from a MFS floppy disk on ...

  8. MacBook Air - Wikipedia

    en.wikipedia.org/wiki/MacBook_Air

    The new MacBook Air takes on hardware design cues from the 14" and 16" MacBook Pro notebooks released on October 26, 2021, such as a thinner, lighter, flat chassis with 20% less volume than the previous MacBook Air. Other features include MagSafe 3, which also supports fast charging up to 50% in 30 minutes with a 67W or greater power adapter, a ...

  9. iWork - Wikipedia

    en.wikipedia.org/wiki/IWork

    iWork is an office suite of applications created by Apple for its macOS, iPadOS, and iOS operating systems, and also available cross-platform through the iCloud website.. iWork includes the presentation application Keynote, the word-processing and desktop-publishing application Pages, [1] [5] and the spreadsheet application Numbers. [6]