jpa问题java

spring-boot jpa二级缓存以及懒加载问题！java报错

1：缓存问题：目前是将hibernate作为Jpa的实现框架，cache的实现是ehcache,在application.properties里面配置了如下：在最下一行，sharedCache处，现在是等于ALL，文档说是加入这个后，则不需要在entity加入@Cacheable就可以开启全局缓存，...

spring-boot jpa二级缓存以及懒加载问题！java报错

java键盘输入的问题

java要实现键盘输入，除了用scanner还有什么办法没？想实现类似于C那种一个一个输入整数的方法？求教

java 的滚动条的问题在jframe或者是jpanel

jframe和jpanel 能不能使用滚动条，如果能帮我举个例子

Java 技术篇-用java自带的内存检测工具排查内存泄漏问题，查看java垃圾回收情况，监控...

在 java 的 bin 文件夹下有个 jvisualvm.exe 工具，使用它可以检测到 java堆内存的变化情况，借此可以来检测使用 java 的程序是否存在内存泄漏问题。我们左边选择程序对应的进程，右边的第一个图可以看到 java 的垃圾回收情况，右边的第二...

Java 信任所有SSL证书(解决PKIX path building failed问题)

276)at sun.security.ssl.Handshaker.fatalSE(Handshaker.java:270)at sun.security.ssl.ClientHandshaker.serverCertificate(ClientHandshaker.java:1341)at sun.security.ssl.ClientHandshaker.processMessage(ClientHandshaker.java:153...

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