The final Keyword in PHP

The final Keyword in PHP

The final keyword is related to inheritance concept in object-oriented programming (OOP). Inheritance is a process when a child class inherits properties and behavior from the parent class. The final…
Install Composer on Raspberry Pi

Install Composer on Raspberry Pi

Composer is a dependency management tool for PHP that allows to specify libraries on which project depends on. Composer manages libraries installation and update per-project (the default) or globally. This…

Set Environment Variable

Environment variable is a named value on a computer that can be used to affect running processes. Programming languages provides methods to set an environment variable. A table includes a…

Get Environment Variable

Environment variable is a named value on a computer that can be used to affect running processes. Programming languages provides methods to get an environment variable. A table includes a…