-prohibitedSo far, most people have been able to link to their MySQL database remotely, but there may be problems. Remote connection database times wrong:"1130-host ... is not allowed-to -connect to this MYSQL server"When you encounter this problem, I am afraid that you will continue to use the "authorization method" to the normal remote link database.Authorization Law:Run on the machine where MySQL is installed: 1, mysql-h localhost-u root//This should allow access to MySQL server 2, mysql>gran
Error: 1130-host allowed to connect to this MYSQL server Workaround: 1. Change the table method. It may be that your account is not allowed to log on remotely, only on localhost. This time, as long as the computer on the localhost, log in to MySQL, change the "MySQL" Database in the "User" table "host", from "localhost" to "%" Mysql-u root-pvmwaremysql>use MySQL; Mysql>update User Set host = '% ' where user = ' root '; Mysql>select host, user from user; 2. Authorization law. For example, if you
Label:Error: 1130-host allowed to connect to this MYSQL serverWorkaround:1. Change the table method.It may be that your account is not allowed to log on remotely, only on localhost. This time, as long as the computer on the localhost, log in to MySQL, change the "MySQL" Database in the "User" table "host", from "localhost" to "%"Mysql-u root-pvmwaremysql>use MySQL;Mysql>update User Set host = '% ' where user = ' root ';Mysql>select host, user from user;2. Authorization law.For example, if you wa
Tags: linux mysql databaseError: 1130-host allowed to connect to this MYSQL serverWorkaround:1. Change the table method.It may be that your account is not allowed to log on remotely, only on localhost. This time, as long as the computer on the localhost, log in to MySQL, change the "MySQL" Database in the "User" table "host", from "localhost" to "%"Mysql-u root-pvmwaremysql>use MySQL;Mysql>update User Set host = '% ' where user = ' root ';Mysql>select host, user from user;2. Authorization law.Fo
to connect to a MySQL server from any host.GRAN T all privileges on * * to ' myuser ' @ '% ' identified by ' MyPassword ' with GRANT OPTION; FLUSH privileges; If you want to allow users to connect to a MySQL server from a host myuser IP 192.168.1.9 and use MyPassword as the password GRANT all privileges on *. * to ' myuser ' @ ' 192.168.1.3 ' identified by ' MYP Assword ' with GRANT OPTION; FLUSH privileges; If you want to allow users to connect to the MySQL
Label:Workaround: 1. Change the table method. It may be that your account is not allowed to log on remotely, only on localhost. This time, as long as the computer on the localhost, log in to MySQL, change the "MySQL" Database in the "User" table "host", from "localhost" to "%" Mysql-u root-pvmwaremysql>use MySQL; Mysql>update User Set host = '% ' where user = ' root '; Mysql>select host, user from user; 2. Authorization law. For example, if you want to myuser use MyPassword to connect to a MySQL
Tags: Workaround: 1. Change the table method. may be your account is not allowed to login from remote, only on localhost. This time, as long as the computer on the localhost, log in to MySQL, change the "MySQL" database "user" table "host" item, from "localhost" to "%" Mysql-u Root-pvmwaremysql>use MySQL; www.2cto.com Mysql>update user set host = '% ' where user = ' root '; mysql>select ho St, user from user; 2. Authorization law. For example, if you want to myuser use MyPassword t
myuser to connect to the dk database of the mysql server from a host with ip address 192.168.1.6, and use mypassword as the password
Grant all privileges on dk. * TO 'myuser' @ '192. 168.1.3 'identified BY 'mypassword' with grant option;Flush privileges;
I used the first method. I first found that it could not work. I checked it online and executed one less statement mysql> FLUSH RIVILEGES to make the modi
Octal Fractions
Time Limit: 1000MS
Memory Limit: 10000K
Total Submissions: 6959
Accepted: 3825
DescriptionFractions in octal (base 8) notation can is expressed exactly in decimal notation. For example, 0.75 in octal are 0.953125 (7/8 + 5/64) in decimal. All octal numbers of n digits to the right of the octal point can is expressed in no further than 3n decimal digits to the RI Ght of the decimal point.Write a program to convert octa
This article mainly introduces the method of jquery to get the value of the iframe src attribute, very simple, very practical, the need for a friend can refer to the following to obtain the value of the IFRAME src attribute: HTML codehtml> head> meta http-equiv="Content-Type" content="text/html; charset=utf-8" /> title>jquerytitle> style type="text/css"> style> script type="text/javascript" src="http://ajax.googleapis.com/ajax/libs/jquery/1.4.2/jquery.min.js">script> script type="text/javascript
commonly used key stretching algorithms. In cryptography, key stretching technology is used to enhance the security of weak keys, increasing the attack difficulty of brute force (Brute-force attack) attempts to break each possible key. The basic principle is to use a random function (such as an HMAC function), the plaintext and salt values as input parameters, and then repeat the operation to eventually generate the key. As shown in the following:Image.png
The PBKDF2 function is implemented as
Ask for restrictions on phppost submission. The information submission page can only be submitted to the database in the upper half. Excessive consultation is fruitless, and the code is fruitless. Let's talk about it. The following code.
Reply to discussion (solution)
The last two functions ('dk _ transport ', 'dk _ function') cannot be submitted. Therefore, you are not eligible to find the rea
;
Flush privileges;
If you want to allow myuser to connect to the mysql server from a host whose ip address is 192.168.1.6, and use mypassword as the password
Grant all privileges on *. * TO 'myuser' @ '192. 168.1.3 'identified BY 'mypassword' with grant option;
Flush privileges;
If you want to allow myuser to connect to the dk database of the mysql server from a host with ip address 192.168.1.6, and use mypassword as the password
Grant all privileges
Mysql> use mysql;
Mysql> update user set host = '%' where user = 'root ';
Mysql> select host, user from user;
Mysql> FLUSH RIVILEGES
2. Authorization method.
(1) For example, if you want myuser to use mypassword to connect to the mysql server from any host.
Step 1: Log On As the root user; mysql> mysql-u root-p rootpassword;
Step 2: GRANT permissions; mysql> grant all privileges on *. * TO 'myuser' @ '%' identified by 'mypassword' with grant option;
Step 3: mysql> flush privileges;
(2) If you w
Topic Links:id=1131 "target=" _blank ">click here~Although Java simulates water over, I see someone's wonderful code, posted and shared with you.Import java.math.*;import java.util.*;class main{public static void Main (String args[]) {Scanner cin = new Scanner (System. in); BigDecimal Eight = new BigDecimal (8), while (Cin.hasnext ()) {String num;num = Cin.nextline (); BigDecimal ans = new BigDecimal (0); BigDecimal tmp = new BigDecimal (1), for (int i = 2;i The algorithm is to convert division
Link: http://poj.grids.cn/practice/2765/
Question:
Total time limit:
1000 ms
Memory limit:
65536kB
Description
Decimal decimal places can be exactly expressed. For example, 0.75 in octal equals 0.963125 in decimal format (7/8 + 5/64 ). All octal decimal places with n digits after the decimal point can be expressed as decimal places with no more than 3n digits after the decimal point.
Your task is to write a program to convert
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