Unicode (unified code, universal code, Single Code) is a character encoding used on a computer. It sets a unified and unique binary code for each character in each language to meet the requirements of cross-language and cross-platform text
1.16 binary char* turn binary char*For example: "fedcba9876543210"Converted to: Char bin[8] ={0xfe,0xdc,0xba,0x98,0x76,0x54,0x32,0x10} form.Code:/* TwoCharacters into one character, the length of the original1/2*/static void Hex2char (char*szhex,
Binary negative Number:The original code is the original representation methodAnti-code is the inverse of the sign bit (highest bit)Complement = anti-code +1 1 bytes It can only represent 256 numbers anyway, because there is a sign, so we're going
Linux Kernel in C Language -- convert BCD code to binary and binary to BCD code
Before analyzing the code, let's take a look at the differences between the BCD code and the binary code?
Those who have studied computer principles and digital
Reprint Address: http://hi.baidu.com/thewillreigns/blog/item/67e665c4296e69c038db492d.html
Char and unsigned char are unsignedBoth are used words as words that are indistinguishable, but when integers are used differently:Char integer range is-128
Chapter 6 binary, octal, and hexadecimal
6.1 why do we need octal and hexadecimal?
6.2 decimal number conversion to decimal number
6.2.1 convert binary to decimal
6.2.2 convert octal to decimal
6.2.3 expression of the octal number
6.2.4 use of Octal
Char-type numeric conversion, char-type numeric ConversionChar type numeric Conversion
In the video tutorial, you have learned how to convert numbers, strings, and other types. In some cases, we also need to convert the char type to the int type, or
It mainly describes the actual operation process of SQLServer to use convert to obtain datetime date data. In actual operation, converdatabase uses convert to obtain datetime date data. The following examples include conversions of various date
Original: http://www.2cto.com/database/201310/250880.htmlSQL cast and CONVERT usage detailed Summary: The following applies only to Mysqlselect {fn CONCAT (CONVERT (User_id,char), user_name)} as Str from T_SYS_ User following this applies only to
Recently, due to programming needs, I have made some research on C # type conversion, the content involves C # Packing/unpacking/alias, mutual conversion between numeric types, ASCII and Unicode characters, conversion between numeric strings and
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