java

digitization, transformation, binary

Class StringBuffer in Java

Class StringBuffer in Java: StringBuffer is a peer class of String. While string creates Strings of fixed length, StringBuffer creates Strings of flexible length that can be modified in terms of length and content. We can insert characters and subString in the middle of a String or append another String to the end. A StringBuffer …

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digitization, transformation, binary

Class Long in Java

Class Long in Java Long class wraps a value of the primitive type long in an immutable Object. An object of type long contains a single field whose type is long. This is useful when we need to treat a long value as an object. For example, there are a number of utility methods that …

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digitization, transformation, binary

Class Integer in Java

Class Integer in Java Class Integer wraps a value of the primitive type int into an immutable Object. An Object of type Integer contains a single field whose type is int. This is useful when we need to treat an int value as an object. This class also contains useful minimum and maximum constants and …

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digitization, transformation, binary

Class Float in Java

Class Float in Java Float Class wraps a value of type float in an immutable Object. An Object of type Float contains a single field whose type is a float. The Float class provides an object wrapper for a float value. This is useful when you need to treat a float value as an object. …

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digitization, transformation, binary

Class Double in Java

Class Double in Java Double class in java wraps up a value of primitive type double in an immutable Object. An Object of type Double contains a single field whose type is double. The Double class provides an object wrapper for a double value. This is useful when you need to treat a double value …

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digitization, transformation, binary

Class SecurityManager in Java

Class SecurityManager in Java: The SecurityManager in java is an abstract class that allows applications to implement a security policy to run untrusted code. A hosting environment should define a subclass of SecurityManager that implements an appropriate security policy. To give the subclass of SecurityManager control over security, the hosting environment creates an instance of …

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