Design Principle [SOLID]

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Initial
Stands for
(acronym)
Concept
S
SRP
Single responsibility principle
a class should have only a single responsibility.
O
OCP
Open/closed principle
“software entities … should be open for extension, but closed for modification”.
L
LSP
Liskov substitution principle
“objects in a program should be replaceable with instances of their subtypes without altering the correctness of that program”. See also design by contract.
I
ISP
Interface segregation principle
“many client-specific interfaces are better than one general-purpose interface.”[5]
D
DIP
Dependency inversion principle
one should “Depend upon Abstractions. Do not depend upon concretions.”[5]
Dependency injection is one method of following this principle.


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