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Files / Directories

This category shows you how to work with files and directories. For libraries about particular filetypes, check out the subcategory.

Subcategories



    Questions & Answers
    = answered, = unanswered

    General:

      How do I read data from a text file?
      How do I write data to a text file?
      How do I append data to a text file?
      How do I read and write files with an applet?
      How do I read a file that contains numbers?
      How do I read a binary file into a byte array?
      How do I create and remove a directory?
      How can I tell how much free space is on a disk?
      How do I list the contents of a directory?
      How do I use filters when listing the contents of a directory?
      How do I use a random access file?
      How do I get information of a file?
      How do I rename and delete a file?
      How do I copy a file?
      How do I close a file?
      How do I detect EOF?
      How do I set permissions on a file or directory?
      How do I get the current working directory?
      How do I change the current working directory?
      How do I read in a complex text file?
      How do I format a disk using Java?
      How do I determine if a file is hidden?
      How do I get the last-modified date of a file?
      How do I list the available system roots?
      How do I make a file read-only?
      How do I create a temporary file?
      How do I write a String to a file?
      How do I count the number of lines in a file?
      What is the difference between getAbsolutePath and getCanonicalPath?
      How do I determine if a pathname is absolute?
      How do I get the system-dependent character that separates directories?


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