Hex signatures
Frequently in code we need to add bit patterns or magic numbers. Since hex numbers have the alphabets A-F folks become creative and create all kinds of interesting words. Typical being 0xDEAD, 0xBEEF, 0xFEED or various combination of these like 0xFEEDBEEF. However, someone actually used the following in a sample
0xbed1babe
No naming the guilty :)