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Delete directories recursively in Java
Is there a way to delete entire directories recursively in Java?
26 Answers
26
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How to make a Java thread wait for another thread's output?
I'm making a Java application with an application-logic-thread and a database-access-thread.
Both of them persist for the entire lifetime of the application and both need to be running at the same time (one talks to the server, one talks to the user; when the app is fully started, I need both of t...
Is iterating ConcurrentHashMap values thread safe?
In javadoc for ConcurrentHashMap is the following:
5 Answers
5
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How to get Android crash logs?
...g due to uncaught exception
09-04 21:35:15.397: ERROR/AndroidRuntime(778): java.lang.RuntimeException: Unable to start activity ComponentInfo{com.dazlious.android.helloworld/com.dazlious.android.helloworld.main}: java.lang.ArrayIndexOutOfBoundsException
09-04 21:35:15.397: ERROR/AndroidRuntime(778):...
Which is the best library for XML parsing in java [closed]
I'm searching the java library for parsing XML (complex configuration and data files), I googled a bit but couldn't found other than dom4j (Seems like they are working on V2).. I have taken look at commons configuration but didn't like it, Other apache projects on XML seems under hibernation. I have...
Function Pointers in Java
...he idea of function pointers from C++. Is there a similar functionality in Java? Given that pointers are somewhat absent, what is the best way about this? And to be clear, we're talking first class here.
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Should I use Java's String.format() if performance is important?
...d + comes ahead of format. by a factor of 5 to 6.
Try it your self
import java.io.*;
import java.util.Date;
public class StringTest{
public static void main( String[] args ){
int i = 0;
long prev_time = System.currentTimeMillis();
long time;
for( i = 0; i< 100000; i++){
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How can I avoid Java code in JSP files, using JSP 2?
I'm new to Java EE and I know that something like the following three lines
31 Answers
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What's the difference between compiled and interpreted language?
...interpreted language is. I was told this is one of the differences between Java and JavaScript. Would someone please help me in understanding it?
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Java 8: Where is TriFunction (and kin) in java.util.function? Or what is the alternative?
I see java.util.function.BiFunction, so I can do this:
7 Answers
7
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