What does 0x00 mean?
Definition(s): An all zero octet.
What is 0x1c in Ascii?
ASCII Table, ISO 1252 Latin-1 Chart & Character Set
| Char | Dec | Hex |
|---|---|---|
| ^[ | 27 | 0x1b |
| ^\ | 28 | 0x1c |
| ^] | 29 | 0x1d |
| ^^ | 30 | 0x1e |
What is 0x40 hex?
0x40 is hex 40 – aka 64 in decimal, or 01000000 in binary. & is bitwise “and”, so {expr} & 0x40 means “take just the 7th bit”.
Is 0x1 and 0x01 the same?
There’s no difference between 0x01 and 0x1. In hexadecimal notation 0x1, 0x01, 0x001, and so on, they all means 1.
What is index & 0x01?
A number is odd if and only if its last digit is odd, regardless of the base. So if we want to know the number’s oddity, it’s enough to check if the last bit is set. index & 0x01. will be 1 if and only if index is odd.
What does Imul do in assembly?
Description. The single-operand form of imul executes a signed multiply of a byte, word, or long by the contents of the AL, AX, or EAX register and stores the product in the AX, DX:AX or EDX:EAX register respectively.
What is 0x19 character?
Hex 0x19 is a control code in the ASCII sequence – it is End of Medium (EM). If you are encoding something requiring more than one byte into UTF-8 and then treating it as a single byte character set or some other similar encode/decode sequence, you could be seeing the second byte of a UTF-8 sequence.
What is STX character?
The start of text character (STX) marked the end of the header, and the start of the textual part of a stream. The end of text character (ETX) marked the end of the data of a message.