本文作者记录了一次代码中的踩坑经历，一行很简单的代码在不同的场景下可能也暗藏玄机，希望大家看完都有所收获。 首先请大家花点时间阅读以下的代码块，看看代码是否存在问题或者隐患。 PostTask.java 如果你已经发现了所有的问题和隐患，那么恭喜你 ...
The most significant addition to the Java language since Sun Microsystems rewrote the collections API for Java 5 is the introduction of Java records. Java records address two significant pain points ...
Abstract classes and interfaces in Java serve fundamentally different purposes. Learn the differences between these Java language elements and how to use them in your programs. Abstract classes and ...
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