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El valor NULL y NullPointerException en Java 😱 | Qué es y cómo solucionarlo
En este video aprenderás qué significa el valor null en Java y por qué puede causar el error más común en la programación orientada a objetos (OOP): el NullPointerException. Te explicaré paso a paso: Qué es null en Java. Qué pasa cuando intentas usar métodos o atributos en una variable con valor null. Cómo aparece el famoso error ...
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