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 critical ...

一、前言 在Java语言的世界里，处理错误和异常是每位开发者必须面对的重要课题。其中，NullPointerException无疑是最常见且令人头痛的错误之一。它的出现往往让我们措手不及，同时大概率会导致程序行为异常。尽管从最早的版本这个异常就贯穿在我们的编码世界里，但它背后却隐藏着深刻的历史和 ...

NullPointerException是Java中最常见的运行时异常之一。 它表示当代码试图使用空对象引用时发生的异常。 具体来说，当调用一个对象的方法、访问对象的字段或者通过数组索引访问数组元素时，如果该对象引用为null，就会抛出NullPointerException。

We explain how to fix Java Virtual Machine Launcher Error, Could not create the Java Virtual Machine on Windows 11/10 computers.

We present NPEX, a new technique for repairing Java null pointer exceptions (NPEs) without tests. State-of-the-art NPE repair techniques rely on test suites written by developers for patch validation.

Don't let the occurrence of a RuntimeException in Java bring your code to a standstill. Here are 10 examples of how to avoid runtime exceptions in Java.

Runtime errors can occur without warning and be difficult to resolve. Here are the five most common runtime errors in Java and advice on how to avoid them.

Null pointer exception is an “exception” (error) that is particularly common when programming in Java. For a beginner, this is a confusing and daunting message to receive, but it can be just ...