2020年

英文: Android setAlarmClock triggering immediately 问题 MainActivity: public class MainActivity extends ...

英文: Checkpoint with spark file streaming in java 问题 我想在Spark文件流应用程序中实现检查点，以便在任何情况下停止/终止我的Spark流应用程序时...

英文: How to find the other endpoint given an endpoint and the midpoint 问题 我正在开发一个桌面应用程序，将帮助学生学习代数。我有一...

英文: Java record constructor invisible through reflection 问题 I'm playing with Java 15's new records f...

英文: Exception when creating a role on Ceph Object Gateway using Java AWS SDK 问题 我正在尝试按照 Ceph 文档的 示例，...

英文: Iterator expects instance of Object outside of the class which implements it 问题 Alpha.java class...

英文: The usage of Completion in java annotation 问题 关于javax.annotation.processing包中的getCompletions方法存在...

英文: java.lang.ClassNotFoundException: Didn't find class "com.sun.mail.util.MailLogger"...

英文: I have a method that returns a int, and it tells me i'm missing a return statement. Can this...

英文: If line.startsWith("something") don't write this line nor the next line 问题 我试图读取并编...