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  2. tee (command) - Wikipedia

    en.wikipedia.org/wiki/Tee_(command)

    /A Append the pipeline content to the output file(s) rather than overwriting them. Note: When tee is used with a pipe, the output of the previous command is written to a temporary file. When that command finishes, tee reads the temporary file, displays the output, and writes it to the file(s) given as command-line argument.

  3. cat (Unix) - Wikipedia

    en.wikipedia.org/wiki/Cat_(Unix)

    Display contents of file cat file1.txt file2.txt: Concatenate two text files and display the result in the terminal cat file1.txt file2.txt > newcombinedfile.txt: Concatenate two text files and write them to a new file cat >newfile.txt: Create a file called newfile.txt. Type the desired input and press CTRL+D to finish. The text will be in file ...

  4. List of GNU Core Utilities commands - Wikipedia

    en.wikipedia.org/wiki/List_of_GNU_Core_Utilities...

    Changes the permissions of a file or directory cp: Copies a file or directory dd: Copies and converts a file df: Shows disk free space on file systems dir: Is exactly like "ls -C -b". (Files are by default listed in columns and sorted vertically.) dircolors: Set up color for ls: install: Copies files and set attributes ln: Creates a link to a ...

  5. Device file - Wikipedia

    en.wikipedia.org/wiki/Device_file

    Device files can be stored on a conventional general-purpose file system, or in a memory file system . Linux 2.6.32– devtmpfs with or without udev /dev: Kay Sievers, Jan Blunck, Greg Kroah-Hartman: A hybrid kernel/userspace approach of a device filesystem to provide nodes before udev runs for the first time [25] Solaris: devfs [26] /devices

  6. Redirection (computing) - Wikipedia

    en.wikipedia.org/wiki/Redirection_(computing)

    A sequence such as Worker | TimeStamp > LogFile.txt would produce timestamps only when Worker had finished, merely showing how swiftly its output file could be read and written. A good example for command piping is combining echo with another command to achieve something interactive in a non-interactive shell, e.g. echo-e 'user\npass' | ftp ...

  7. List of file formats - Wikipedia

    en.wikipedia.org/wiki/List_of_file_formats

    FUN – A FUN file is a file that has been encrypted by Jigsaw ransomware, which is malware distributed by cybercriminals. It contains a file, such as a .JPG, .DOCX, .XLSX, .MP4, or .CSV file, that has been renamed and encrypted by the virus. GZ – gzip Compressed file; JAR – jar ZIP file with manifest for use with Java applications.

  8. AOL Mail

    mail.aol.com

    Get AOL Mail for FREE! Manage your email like never before with travel, photo & document views. Personalize your inbox with themes & tabs. You've Got Mail!

  9. File descriptor - Wikipedia

    en.wikipedia.org/wiki/File_descriptor

    File descriptors for a single process, file table and inode table. Note that multiple file descriptors can refer to the same file table entry (e.g., as a result of the dup system call [3]: 104 ) and that multiple file table entries can in turn refer to the same inode (if it has been opened multiple times; the table is still simplified because it represents inodes by file names, even though an ...