Command pattern is a behavioural pattern meaning you will find verbs as class names in this code.these are also called Action/Transaction/Functor/Function Object.
To write a new operation don write...
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Command pattern is a behavioural pattern meaning you will find verbs as class names in this code.these are also called Action/Transaction/Functor/Function Object.
To write a new operation don write...
Factory Pattern is a great way to change the type of object that will be needed by client whithout changing single line of code.You can have a config file that says if this is parameter then create...