Java开发问题

Is there a practical use for weak references?(弱引用有实际用途吗?)
Java GC: why two survivor regions?(Java GC:为什么有两个幸存者区域?)
How finalizable objects takes at least 2 garbage collection cycles before it can be reclaimed?(可终结对象如何至少需要 2 个垃圾回收周期才能被回收?)
How to create and destroy CDI (Weld) Managed Beans via the BeanManager?(如何通过 BeanManager 创建和销毁 CDI(焊接)托管 Bean?)
are java primitives garbage collected(是java原语垃圾收集)
When does Java#39;s garbage collection free a memory allocation?(Java 的垃圾收集何时释放内存分配?)
Measuring time spent on GC in JVM(在 JVM 中测量花费在 GC 上的时间)
Interview question: Objects eligible for garbage collection(面试题:符合垃圾回收条件的对象)
What triggers a full garbage collection in Java?(什么触发了 Java 中的完整垃圾回收?)
Static references are cleared--does Android unload classes at runtime if unused?(静态引用被清除——如果未使用,Android 是否会在运行时卸载类?)
How to prevent an object from getting garbage collected?(如何防止对象被垃圾收集?)
How to read a verbose:GC output?(如何读取详细的:GC 输出?)