check character symbol

You often use special symbols when writing articles, such as "§". There are many ways to enter this symbol, let's look at how to enter this symbol in WPS. First, use the symbol bar: 1, the symbol bar calls: Look at the menu item "view | toolbar |

In writing articles often use a number of special symbols, such as "§" is often used, special symbols have many ways to enter, WPS provides a useful symbol bar to help us more convenient use of various symbols, the following we look at the WPS

You often use special symbols when writing articles, such as "§". There are many ways to enter this symbol, let's look at how to enter this symbol in WPS. First, use the symbol bar: Look at the menu item "view | toolbar | symbol BAR" Is there a

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

======================= About symbol extension ============================1. extend short data type to long data type 1. The short data type to be extended is signed Symbol extension, that is, the short data type symbol bit is filled to the long

Shell and Export commands After the user logs on to the Linux system, a user shell is started. In this shell, you can use shell commands or declare variables, or you can create and run shell script programs. When you run the shell script program,

The special symbols commonly used in the shell are listed below:#   ;      ;;      .       ,/\ ' String ' |   !      $   ${}   $?   $$ $* "String" * * *?   : ^ $# [email protected] ' command ' {} [] [[]] () (()) | | && {Xx,yy,zz,...} ~ ~+ ~-& \ +-%=

One, character set and validation rulesA character set is a set of conformance and encoding, a set of rules that are used to compare characters within a character set, that is, the collation of a character set. MySQL can use the pair of character

# Well No. (comments)#管理员 $ ordinary User In the script #!/bin/bash #!/bin/sh Typically appear in the first line of the shell script, meaning to use/bin/bash to execute the current shell script, except for the first line, which plays the role of

Mysql character set setting has recently been working on a project related to mysql proxy, which involves parsing SQL statements. I didn't know much about mysql before. as the project progresses, I had to make up for it. Today, I suddenly saw