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  2. Backus–Naur form - Wikipedia

    en.wikipedia.org/wiki/Backus–Naur_form

    A postal address consists of a name-part, followed by a street-address part, followed by a zip-code part. A name-part consists of either: a personal-part followed by a last name followed by an optional suffix (Jr. Sr., or dynastic number) and end-of-line, or a personal part followed by a name part (this rule illustrates the use of recursion in ...

  3. Gecos field - Wikipedia

    en.wikipedia.org/wiki/Gecos_field

    The gecos field, or GECOS field, is a field in each record in the /etc/passwd file on Unix and similar operating systems.On UNIX, it is the 5th of 7 fields in a record. It is typically used to record general information about the account or its user(s) such as their real name and phone number.

  4. List of POSIX commands - Wikipedia

    en.wikipedia.org/wiki/List_of_POSIX_commands

    Cut out selected fields of each line of a file System III cxref: C programming Optional (XSI) Generate a C-language program cross-reference table System V date: Misc Mandatory Display the date and time Version 1 AT&T UNIX dd: Filesystem Mandatory Convert and copy a file Version 5 AT&T UNIX delta: SCCS Optional (XSI) Make a delta (change) to an ...

  5. List of GNU Core Utilities commands - Wikipedia

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

    Name Description arch: Prints machine hardware name (same as uname -m) basename: Removes the path prefix from a given pathname chroot: Changes the root directory date: Prints or sets the system date and time dirname: Strips non-directory suffix from file name du: Shows disk usage on file systems echo: Displays a specified line of text env

  6. Indirect branch - Wikipedia

    en.wikipedia.org/wiki/Indirect_branch

    Rather than specifying the address of the next instruction to execute, as in a direct branch, the argument specifies where the address is located. An example is 'jump indirect on the r1 register', which means that the next instruction to be executed is at the address in register r1. The address to be jumped to is not known until the instruction ...

  7. 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!

  8. Naming convention (programming) - Wikipedia

    en.wikipedia.org/wiki/Naming_convention...

    Java compilers do not enforce these rules, but failing to follow them may result in confusion and erroneous code. For example, widget.expand() and Widget.expand() imply significantly different behaviours: widget.expand() implies an invocation to method expand() in an instance named widget, whereas Widget.expand() implies an invocation to static ...

  9. Change your sending name in AOL Mail

    help.aol.com/articles/change-your-sending-name...

    Just change the "From," or sending name, that displays to your recipients. 1. Sign in to AOL Mail. 2. Click the Settings menu icon | click More Settings. 3. Click Mailboxes. 4. Under the Mailbox list, select the account you want to edit. 5. Click under 'Your name' to delete or edit your sending name. 6. Click Save. Still need help?