Java Collection containsAll() Method The containsAll() method of Java Collection Interface returns a Boolean value ‘true’, if this collection contains all the…
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Java Collection isEmpty() Method The isEmpty() method of Java Collection Interface returns the boolean value ‘true’ if this collection contains no elements.…
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Java Collection remove() Method The remove() method of Java Collection Interface is used to remove a single instance of the specified element…
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Java Object getClass() Method getClass() is the method of Object class. This method returns the runtime class of this object. The class…
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Java ConcurrentHashMap getOrDefault() Method The getOrDefault() method of ConcurrentHashMap class returns the value to which the specified key is mapped, or the…
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Java Byte valueOf() method The valueOf() method of Java Byte class returns a byte object holding the specified byte value for the…
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Java Byte decode() method The decode() method of Java Byte class decodes a String into a Byte. It can accept decimal, hexadecimal…
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Java Byte parseByte() method The parseByte() method of Java Byte class parses the string argument as a signed decimal. All the characters…
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Java Date getSeconds() Method The getSeconds() method of Java Date class returns the value between 0 to 61 which represents the second…
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Java Date getTime() Method The getTime() method of Java Date class returns the number of milliseconds since January 1, 1970, 00:00:00 GTM…