exception Archives - Page 13 of 15

Exception in thread “main” java.util.NoSuchElementException

You close the second Scanner which closes the underlying InputStream, therefore the first Scanner can no longer read from the same InputStream and a NoSuchElementException results. The solution: For console apps, use ...

April 8, 2022
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JavaFX – Exception in Application start method?

I am trying to create a JavaFX program, and every time I try to run my code I am getting an exception – ...

April 8, 2022
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JavaFX – Exception in Application start method? [duplicate]

I am trying to create a JavaFX program, and every time I try to run my code I am getting an exception – ...

April 8, 2022
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Given final block not properly padded

If you try to decrypt PKCS5-padded data with the wrong key, and then unpad it (which is done by the Cipher class automatically), ...

April 8, 2022
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What is an AssertionError? In which case should I throw it from my own code?

Of course the “You shall not instantiate an item of this class” statement has been violated, but if this is the logic behind ...

April 8, 2022
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EOFException – how to handle?

While reading from the file, your are not terminating your loop. So its read all the values and correctly throws EOFException on the next iteration ...

April 8, 2022
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Can I catch multiple Java exceptions in the same catch clause?

This has been possible since Java 7. The syntax for a multi-catch block is: try { ... } catch (IllegalArgumentException | SecurityException | IllegalAccessException ...

April 7, 2022
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Exception in thread “main” java.util.NoSuchElementException: No line found

The API document of readLine() method says as below Throws: NoSuchElementException - if no line was found You are supposed to handle this exception or ...

April 7, 2022
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unreported exception java.io.FileNotFoundException; must be caught or declared to be thrown

April 7, 2022
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Proper way to declare custom exceptions in modern Python?

What’s the proper way to declare custom exception classes in modern Python? My primary goal is to follow whatever standard other exception classes ...

April 7, 2022
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