Could not initialize class org.hibernate.validator.engine.ConfigurationImpl
java.lang.NoClassDefFoundError: Could not initialize class org.hibernate.validator.engine.ConfigurationImpl将slf4j-log4j12-1.6.1.jar添加到应用的lib目录,问题解决。在jetty下不会有这个问题,因为jetty自带了slf4j-log4j包。
Top 10 Algorithms for Coding Interview
http://www.programcreek.com/2012/11/top-10-algorithms-for-coding-interview/The following are top 10 algorithms related topics for coding interviews. As understanding those concepts requires much more effort, this list below only serves as an introduction. They are viewed from a Java perspective ...
Why a “java.net.SocketException: Broken pipe” will occur?
I wrote a simple socket programme, it works fine, but my friend use a port scanning tool, when it scan to the port I am using, it cash with "java.net.SocketException: Broken pipe" error, what's happen? and how to solve it?providerSocket = new ServerSocket(portNum); connection = providerSocket.ac...
java 中的String + 操作符
Java中的+会利用StringBuilder来实现,例如点击(此处)折叠或打开public class Test1 { /** * @param args */ public ...
Difference between Stack and Heap memory in Java
Difference between Stack and Heap memory in JavaRead more: http://javarevisited.blogspot.com/2013/01/difference-between-stack-and-heap-java.html#ixzz2xgupKLw9Difference between stack and heap memory is common programming question asked by beginners learning Java or any othe...
How Garbage Collection works in Java
I have read many articles on Garbage Collection in Java, some of them are too complex to understand and some of them don’t contain enough information required to understand garbage collection in Java. Then I decided to write my own experience as an article or you call tutorial a...