Appended vs Postfixed - What's the difference?

As verbs the difference between appended and postfixed

is that appended is past tense of append while postfixed is past tense of postfix.

subjected to postfixation.

(head)

(append)

(en verb)

To hang or attach to, as by a string, so that the thing is suspended; as, a seal appended to a record; the inscription was appended to the column.

To add, as an accessory to the principal thing; to annex; as, notes appended to this chapter.

(computing) To write more data to the end of a pre-existing file.

* prepend

(en noun)

(computing) An instance of writing more data to the end of an existing file.

(head)

(postfix)

(en adjective)

Subjected to postfixation