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Everything about File descriptor

System resource identifier in operating systems

In Unix and Unix-like computer operating systems, a file descriptor is a process-unique identifier (handle) for a file or other input/output resource, such as a pipe or network socket. Wikipedia →

🧭 Start here: a 6-step reading path

  1. Read the overview: File descriptorA 5-minute orientation
  2. Skim a recent paper: Sigma profiles in deep learning: towards a universal molecular descriptorInfluential work since 2022
  3. Pick up a classic book: Unix System V Release 3.2 Network Programmer's GuideThe most-reprinted book on the subject
  4. Read the landmark paper: Description of several chemical structure file formats used by computer programs developed at Molecular Design LimitedCited 564 times
  5. Go sideways: Select (Unix)A closely related topic
  6. Go sideways: Everything is a fileA closely related topic

📖 Definitions

Noun A process-unique identifier for a file or other input/output resource, such as a pipe or network socket.

🏆 Landmark papers (most cited)

🆕 Influential since 2022

📚 Books worth reading

Ranked by number of editions on Open Library, a rough measure of how lasting a book is.

🔗 Related topics