What are valid access modifiers?

There are two types of modifiers in Java: access modifiers and non-access modifiers. The access modifiers in Java specifies the accessibility or scope of a field, method, constructor, or class . We can change the access level of fields, constructors, methods, and class by applying the access modifier on it.

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Constructor method nedir dart?

Constructor metod sınıfın ismiyle aynı ismi taşır. Gördüğümüz kısım constructor ‘dır. Yapıcı metodlar bir sınıftan nesne türetildiği anda çalışırlar. Yani nesne türetilir türetilmez yapılmasını istediğimiz bir işlem varsa bu metod içine yazılabilir.

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What is assert for?

The assert keyword is used when debugging code . The assert keyword lets you test if a condition in your code returns True, if not, the program will raise an AssertionError. You can write a message to be written if the code returns False, check the example below.

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When should I use assert?

You can use an assert to check if your logical assumption is correct . You can also use assert statements to check if the control flow is correct or not. For example, if you have a function that returns a value, you may want to put an assert statement. However, you may get a ‘non-reachable’ code error.

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