Columbia City, Indiana. Columbia City is a city in Columbia Township, Whitley County, in the U.S. state of Indiana. The population was 8,750 at the 2010 census. The city is the county seat of Whitley County.
Hence, hex digits are 0,1,2,3,4,5,6,7,8 and 9 A, B, C, D, E, F. This number system is the most commonly used in mathematics and information technologies. I.e. in html programming colors can be represented by a 6-digit hexadecimal number: FFFFFF represents white, 000000 represents black, and so on.
Code 7F hex corresponds to the non-printable delete (DEL) control character and is therefore omitted from this chart; it is covered in the previous section's chart. Earlier versions of ASCII used the up arrow instead of the caret (5E hex) and the left arrow instead of the underscore (5F hex).