While Java is one of the most in-demand and widely used programming languages in the world, it is not without its detractors. Java is not a particularly beginner-friendly language and it is rife with ...

I'm using source connector for my dynamo table. There are no problems until I delete an item from the table, and this is what I got when I delete the item: 2017-05-01 14:12:28,609] ERROR Task dynamodb ...

This Exception is Occured when My Internet connection is Switched OFF and ON. Frequently happening Caused by java.lang.NullPointerException: Attempt to invoke virtual method 'void ...

Abstract: Null pointer exception is a commonly occurring error in Java programs, and many static analysis tools can identify such errors. However, most of existing ...