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java.io.IOException: No such file or directory and URI 28 May 2013 | 08:29 am
You need to create a new file with a file URI like file:/tmp/a.txt, but had this error: The directory /tmp (or java.io.tmpdir) should already exist and should have write permission for the applicatio...
Java Thread Pools and their Thread Dumps 11 Dec 2012 | 08:31 am
When analysing a thead dump, if the thread is created with a custom thread name, we can easily trace it to where the thread pool is created by the unique thread name. Otherwise, we will have to guess...
Java Applicatioin Process Hangs on Windows and Cached Thread Pool 15 Oct 2012 | 07:43 pm
The following java test app runs and terminates normally on Unix but hangs on Windows. The direct reason for hanging is the 2 worker threads were returned to the cached thread pool after finishing th...
How to Configure hprof in GlassFish 3.x 11 Oct 2012 | 05:01 pm
These are the steps to configure hprof profiler in GlassFish 3.x: 1, Identify the target JVM to profile. In most cases, it's the domain administration (DAS) JVM, but it can be other JVM such as anot...
My Intellij Notes 9 Oct 2012 | 06:50 am
To search for a command, setting, shortcut, etc, and execute it: Command + Shift + A To maximize or full screen (useful when reading long lines). You can also use the same shortcut to go full screen...
How to Configure hprof in JBoss AS7 5 Oct 2012 | 11:36 pm
These are the steps to configure hprof profiler in JBoss AS 7.x: 1, Identify the target JVM to profile. In most cases, it's the standalone server JVM, but it can be other JVM such as domain process ...
How to Create Management and Application Users in JBoss AS7 3 Oct 2012 | 10:10 pm
JBoss AS7 is secured by default, which means you will have to create users before accessing services and components, such as admin console and remote EJB. $JBOSS_HOME/bin/add-user.sh, or add-user.bat...
How to Create Global Modules in JBoss AS7 27 Sep 2012 | 07:37 am
In other servers and previous versions of JBoss AS, there is the concept of common lib, where users can put shared libraries for use by all deployed apps. How to achieve the same effect in AS7 with mo...
GlassFish CLI and JBoss AS7 CLI Commands 25 Sep 2012 | 07:45 am
A rough comparison of GlassFish 3.x CLI and JBoss AS 7 CLI commands: Tasks GlassFish 3.x JBoss AS 7 List all available commands asadmin list-commands jboss-cli.sh -c "help --commands" Display h...
How to Add System Properties to JBoss AS 7 23 Sep 2012 | 07:03 am
Option 1, when the server is stopped, add to $JBOSS_HOME/standalone/configuration/standalone.xml, after the element: Option 2, when the server is running, run jboss-cli.sh or jboss-cli.bat command to...
