GitHub

Null pointer exception when computing facets

java.lang.NullPointerException: Cannot invoke "com.google.refine.model.Column.getPrecompute(String)" because "column" is null at com.google.refine.browsing.facets ...
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 ...
Embedded

Best practices to safely navigate pointers in C/C++

As someone who has spent over two decades in the embedded systems industry, I’ve seen the vast evolution of technology—from 8-bit microcontrollers to today’s sophisticated, multicore systems. Yet, one ...
devdiscourse

How to handle Exceptions in Java

Do you know what is exception handling in Java? have you ever thought about how to exception handling in Java? Let us try to know exception handling in JavaScript & gather knowledge about exception ...
GitHub

SpreadsheetView Null Pointer Exceptions

Trying out SpreadsheetView and the only way it works for me if I call the no argument constructor. SpreadsheetView spreadsheetView = new SpreadsheetView(); When I try something like below, similar to ...
TheServerSide

What are checked vs. unchecked exceptions in Java?

Some exceptions in Java must be handled in the developer's code. Other exceptions can occur without any exception handling semantics at all. When an exception must be handled with try-and-catch ...