DeepNightTwo

DeepNightTwo has asked 22 questions and find answers to 8 problems.

Stats

About

Coder

DeepNightTwo questions

When using Spark structured streaming , how to just get the aggregation result of current batch, like Spark Streaming?
Huge Memory allocated outside of Java Heap
How to get "xmlns:XXX" attribute if set setNamespaceAware(true) in SAX?
Is it possible to modify JVM args using java code at runtime? [duplicate]
How to flush a SocketChannel in Java NIO?
Intellij editor using \r\n as line break. How to set it using \n only?
Java File IO performance dropped over 30% when adding lots of JARs into classpath
Why access volatile variable is about 100 slower than member?
why CountDownLatch.getCount() returns a long but not an int?
How to execute some code in Android UI thread async?

DeepNightTwo answers

Huge Memory allocated outside of Java Heap
Java File IO performance dropped over 30% when adding lots of JARs into classpath
Why operating systems are not written in java?
Duplicate resource Wildfly