Common Errors in Java
An Error is a subclass of Throwable that indicates serious problems that a reasonable application should not try to catch.[…]
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Category: Core Java
List of Unchecked Exception in Java
Unchecked exceptions in Java, also known as runtime exceptions, are exceptions that are not required to be caught or declared[…]
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System Class in Java
The System class contains several useful class fields and methods. It cannot be instantiated. Among the facilities provided by the System[…]
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Scanner Class in Java
Scanner class in Java is a part of the java.util package and is used to read and parse different types[…]
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RandomAccessFile in Java
Instances of RandomAccessFile support both reading and writing to a random access file. A random access file behaves like a large array[…]
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File Class in Java
File class only gives you access to the file and directory meta data.If you need to read or write the[…]
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DataOutputStream and DataInputStream in Java
DataOutputStream class enables you to write Java primitives to OutputStream’s instead of only bytes. You wrap an OutputStream in a[…]
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PrintStream in Java
A PrintStream adds functionality to another output stream, namely the ability to print representations of various data values conveniently. Two[…]
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SequenceInputStream in Java
A SequenceInputStream represents the logical concatenation of other input streams. It starts out with an ordered collection of input streams[…]
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PushbackInputStream in Java
A PushbackInputStream adds functionality to another input stream, namely the ability to “push back” or “unread” one byte. Please read PushbackReader[…]
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