There are some special characters that are reserved for use in HTML document. It means that browser will parse these characters as HTML code instead of displaying them as text...

ROT13 is a substitution cipher that replaces every letter in the string with the 13th alphabet letter after it. ROT13 is its own inverse, so the same algorithm is used...

UUID (Universally Unique Identifier) is a 128-bit number, commonly represented as a hexadecimal string. UUID can be used to uniquely identify objects across a network. There are various versions of...

POST is one of the HTTP methods which is used to send data to a server to create a resource. Programming languages provides various methods to send POST requests. A...

MySQL allows encrypting and decrypt data using the official AES (Advanced Encryption Standard) algorithm. The AES_ENCRYPT() function encrypts the string with the specified key and returns the encrypted data in...

The CREATE USER statement allows creating a new user in the MySQL server. Users are stored in the mysql.user system table. A newly created user has no privileges. The password...

When managing a database, it is often needed to get a list of users which are used to connect to the MySQL server. MySQL provides statements which allows showing databases...

In MySQL 8.0, the default authentication plugin is caching_sha2_password rather than mysql_native_password. If application get errors related with caching_sha2_password plugin, it is possible that connector does not support this plugin...

The mysql client is a command-line tool which can be used to restore a MySQL database or a collection of databases from the backup file that contains SQL statements. For...

If you don't want to lose data, you need to make regular database backups. The mysqldump client is a command-line tool which allows backing up a MySQL database or a...