Runtime errors occur when something goes wrong in the normal execution of a program. When severe enough, these errors abruptly terminate an application. To help programmers both anticipate and recover ...

See also: NullPointerException in Java – Explaining the Billion Dollar Mistake A good example would be the FileNotFoundException. This does exactly what it says on the tin: this exception is ...

java.lang.ArithmeticException is an example of an unchecked exception thrown when an exceptional arithmetic condition has occurred. For example, an integer “divide by zero” throws an instance ...

A checked exception in Java represents a predictable, erroneous situation that can occur even if a software library is used as intended. For example, if a developer tries to access a file, the Java IO ...

Boundless recursion that exhausts the stack is another example. Such exceptions are known as errors. Section 11.1.1 of the Java 8 Language Specification states: RuntimeException is the superclass ...

An example is String ... The reason that null pointer exceptions are so unpopular in Java is that they are runtime exceptions. That means the app will compile just fine and you’ll only hear ...

The basic mechanism in Java for handling these exception objects is the try/catch block. Consider a simple example. The program example above tries to open a text file, read in the text, and print ...

Exceptions are the customary way in Java to indicate to a calling method that an abnormal condition has occurred. This article discusses two techniques to use when working with exceptions ...