A session is a set of data that is stored on the server, usually as key-value pairs. A session is assigned a pseudo-random, secret ID that is usually stored in the user’s browser using a cookie, for example SESSID=abcdef123456789. The session ID typically matches the name of a file containing the session data on the … Continue reading
final keyword is used in PHP as final class and final method. A final class is one which cannot be extended. A final method cannot be overridden in extended class.
If the instance of your class is rarely needed, you can have the static method create an instance, call the non-static method and return the value.
We can easily use multiple traits with duplicate method name with instance of like as follow
How to fix the intentionally vulnerable plugin
Primary Key is used to identify a row (record) in a table, whereas Unique-key is to prevent duplicate values in a column (with the exception of a null entry). By default SQL-engine creates Clustered Index on primary-key if not exists and Non-Clustered Index on Unique-key. Primary key does not include Null values, whereas Unique-key can. … Continue reading