GitHub

Java null pointer exception when deleting items from table

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 ...
Android Authority

NullPointerException in Java - Explaining the billion dollar mistake

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 ...
InfoWorld

Effective Java NullPointerException Handling

It doesn’t take much Java development experience to learn firsthand what the NullPointerException is about. In fact, one person has highlighted dealing with this as the number one mistake Java ...
GitHub

Null pointer in Paho Java client WebSocket classes

(1.0.3-20151116.050526-315) of the Paho Java client, I keep getting a null pointer: at org.eclipse.paho.client.mqttv3.internal.ExceptionHelper.createMqttException ...
IEEE

Effective Unit Test Generation for Java Null Pointer Exceptions

Abstract: In this experience paper, we share our experience on enhancing automatic unit test generation to more effectively find Java null pointer exceptions (NPEs). NPEs are among the most common and ...