WebLogic logs: The process cannot access the file because it is being used by...
Error while cleaning up unrolled log files during handler initialization: HEXC The process cannot access the file because it is being used by another process You can try using...
View ArticleWeb Development = madness
I have taken up lately the challenge to develop a web application based on some JS technology. I have installed node.js with npm. I have tried AngularJS2 and AngularJS. I have tried EmberCLI, yeoman...
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Charlie Hunt Java performance book
This is an excellent technical book which should not be missing from our library. When a real EXPERT and ENGINEER writes a book, you can feel the difference. Watch also this excellent presentation...
View Articlechmod 2773 and setgid : group permission allowing other users to delete a file
If you find yourself unable to delete a file created by FTPS, because in the transfer the group ownership was set to a group different from the one of the local user.... then you might want to try...
View ArticleNUMA and JVM performance
Apparently there is a 40% performance gain to be made configuring the JVM to take advantage of the NUMA architecture. Just pass the -XX:+UseNUMA flag to your JVM. To check if your hardware is NUMA...
View ArticleUnix Administrator Horror Stories Handbook
this is fantastic, a must read. http://www.ucs.cam.ac.uk/support/unix-support/misc/horror
View ArticleJVM Mechanics by Douglas Hawkins: awesome presentation
JVM Mechanics by Douglas Hawkins as Presented at Silicon Valley Java User Group by Azul Systems from Azul Systems on Vimeo.
View ArticlePoor man's unittests in WLST
Python comes with a very elaborate unittest module , and there is no reason NOT to use it, unless a) you are bound to a VERY old implementation of Python B) you are lazy and stupid like me The good...
View ArticleSpring Batch
Awesome but complex presentation: https://www.youtube.com/watch?v=CYTj5YT7CZU by Michael Minella https://github.com/mminellaMichael Minella is the author of Pro Spring Batch This book...
View ArticleSpecifying javac debug flags in Maven
If you have the disgrace of using Maven in your project, you might be also unhappy about the fact that javac compilation is done using the standard debug flags...
View ArticleBEA-141196 The managed server could not update the configuration files during...
<Jul 2, 2015 10:31:52 AM CEST><Error><Management><BEA-141196><The managed server could not update the configuration files during the registration with the deployment service....
View ArticleUnresolved Webapp Library references
Unresolved Webapp Library references See http://docs.oracle.com/cd/E13222_01/wls/docs92/programming/libraries.html If your webapp requires a specific version of a library, you can use the...
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Catholic Hell on Earth
I live near to a beautiful catholic church. For reasons who seem totally absurd to me, the church bell rings every 15 minutes, day and night, and encoding the time in a way that even the 15, 30 and 45...
View Articlebash: run su passing parameters
if you decide to switch to another user to run some commands, remember that whatever variable you have defined so far will NOT be passed to the other user. message="fanculo"echo $messagefanculosu -...
View ArticleUsing Subject Alternative Names in certificates
if your site can be served via more than 1 hostname, you might have to set a "Subject Alternative Name" (SAN) with a comma separated list of all your valid hostnames. The MAD thing is that is you use a...
View ArticleSample code to test an object monitor
package com.pierre;public class LockGeneration { public static Object myMonitor = new Object(); public static void main(String[] args) throws InterruptedException { T1 t1 = new T1(); T2 t2 = new T2();...
View ArticleAwesome WebLogic presentations on Slideshare
Looking for a presentation on WebLogic I found out very precious and professional material on Slideshare.... much better than many books... WebLogic in Practice: SSL Configuration many useful...
View ArticleTraumatic upgrade to Windows 10
I deeply, deeply fear Microsoft so I have postponed the upgrade. But curiosity is human and I caved in... Much to my surprise the update worked, but after the update nothing was working :o)) ......
View ArticleJava Decompilers
http://jd.benow.ca/ this one is really excellent! Code available here https://github.com/java-decompiler/jd-gui I have also used several times http://www.javadecompilers.com/ this online decompiler...
View Articlejava.lang.NoSuchMethodError: weblogic.rmi.internal.MethodDescriptor.
The full error message is: java.lang.NoSuchMethodError: weblogic.rmi.internal.MethodDescriptor.(Ljava/lang/reflect/Method;Ljava/lang/Class;ZZZZII)V and this can happen if you use in WL 12 an EJB client...
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