throwable

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Learn notes-meta data in the label usage (j2se5.0)

J2se| Notes | Data methods and annotations To combine your Java code with AOP, you can use a few tags, just like the metadata in the new JDK5.0 version and the Xdoclet 。 For your Java method, it's kind of like using synchronized. When you label your

Hive Metastore objectstore PersistenceManager automatically closed bugs

Recently tested Hcatalog, because Hcatalog itself is a stand-alone jar package, although it can also run service, but in fact this service is Metastore thrift Server, When we write the MapReduce job based on Hcatalog, just add the Hcatalog jar

Java server-side socket thread pool

Import Java.util.Vector;Import java.net.*;Import java.io.*;public class ThreadPool {public static final int max_threads = 100;public static final int max_spare_threads = 50;public static final int min_spare_threads = 10;public static final int

Improvement of Php5/zendengine2

PHP5 the new object model The object processing part of PHP has been completely rewritten, with better performance and more functionality. In previous versions of PHP, objects were treated as primitive simple types (such as Integer and string), the

JSP basic syntax

One, JSP elements 1, script elements, including expressions, code fragments (including built-in classes), declarations (member variables and methods), annotations (output and shadowing) 2, the instruction element, including page

Introduction of AOP in Nanowar

Through the Nanocontainer Nanowar and its struts plug-in perfect to achieve the IOC mode of transparency, but not in the standard Nanowar introduced NANOAOP have to say is a regret. After looking at Nanocontainer's code, I decided to add AOP support

Running inside of JSP

JS often have friends ask, JSP and servlet What is the difference between the two and what is the connection? In fact, the advent of the servlet technology is very early, it was developed for Java server-side applications. We all know that applet is

JSP Practical article

Js One, redirect page 1,response.sendredirect ("url");2,response.setstatus (httpservletresponse.sc_moved_permanently);Response.setheader ("Location", newlocation); Second, HTML encoder and URL encoder 1,html Encoder Custom, principle: ' No output, '

Nine suppressed objects of a JSP

One, Page objectThe Page object represents the JSP itself, or rather, it represents the JSP-translated servlet, which can invoke the method defined by the Servlet class. Two, config objectThe Config object holds some of the servlet's initial data

How the stub and skeleton of the EJB work

I. The principle of RMI operation The nature of RMI is to implement calls between different JVMs, and it is implemented by opening a stub and skeleton in two JVMs, both of which are passed through the socket communication to implement parameters

Learn some of the code that JSP should know

Js One, redirect page 1,response.sendredirect ("url");2,response.setstatus (httpservletresponse.sc_moved_permanently);Response.setheader ("Location", newlocation); Second, HTML encoder and URL encoder 1,html Encoder Custom, principle: ' No output, '

[Learn notes] Thinking in Java (the 2nd edition) Study (3)

Notes 9th chapter on the control of illegal error The basic principle of Java is that "Malformed code does not run". in Java, for client programmers who want to invoke methods, we want to inform them that they may "throw" the offending in their

Recommended: JSP Practical Skills Daquan

js| Tips One, redirect page 1,response.sendredirect ("url");2,response.setstatus (httpservletresponse.sc_moved_permanently);Response.setheader ("Location", newlocation);   Second, HTML encoder and URL encoder 1,html Encoder Custom, principle: ' No

Java Inheritance and Finalize ()

When you create a new class by using the compositing method, you never have to worry about closing work on the member objects of that class. Each member is a separate object, so it gets normal garbage collection and closure-whether it's a member of

Java rules--intermediate articles

The description of the Java rules described in this article is divided into 3 major levels, the intermediate is usually developed with more than the level, in the future will be written in other rules. Following these rules can improve the

Access to Broker's storehouses information for Java line Cheng

I. Introduction of the problem When we use the log function (JDK log or log4j) in Java programs, we find that the log system will automatically print out rich information for us in the following format: [Run time] [Current class name] [Method Name]

Analysis of the visibility features of Java SE 6 in Solaris

The Java Platform Standard Edition (Java SE) 6, the code name "Mustang", is the latest Java SE release (under development). Java SE 6 Source and binary code can be downloaded from the www.Java.net. The Java SE 6 platform will not be officially

Introduction to AOP Programming--java Chapter

Programming Aspect Oriented Programming (AOP), aspect-oriented programming, is a very popular topic. The main purpose of AOP is to extract the section in the process of business processing, which is faced with a step or a stage in the process of

PHP5 for object-oriented

Php5| Object Abstract] in the current development of the PHP5, its object-oriented function has been greatly enhanced. What kind of language will the next generation of PHP be? Here's a detailed explanation of the current beta release of

JSP dynamic output Excel and Chinese garbled solution

Recently on the Internet to see a Java to manipulate the open source of Excel, WebLogic on a trial, feel very good, hereby recommend to you. First go to http://www.andykhan.com/jexcelapi/index.html to download the latest Jexcelapi and put Jxl.jar

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