A hex editor, also called a binary file editor or byte editor, is a type of program that allows a user to view and edit the raw and exact contents of files, that is, at the byte level, in contrast to the higher level interpretations of the same contents that are provided by other, higher level application programs. A CPU, or central processing unit, is the brain of the computer. All the sides are equal in length. com. Human prostate cancer cells are characterised by a significant decrease in HexA activity. Strong's Exhaustive Concordance. Convert a hexadecimaly encoded text into an decoded string or download as a file using this free online hex to text decoder utility.