包含标签：Java 的文章
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Java – extract the image into a blobstore
In my application, I need to do the following: I successfully uploaded, decompressed and saved the file @ blobstore, b…… -
Java – efficiency based on regular expression substitution
Which of the following is more effective and useful? value.replaceAll("['‘’`]","") value.replaceAll("['‘’`]+","") My …… -
Java – my Android application crashes, even if I’m catching the exception that caused it to crash
This is my code: private ArrayList<PInfo> getSelectedPackages() { ArrayList<PInfo> apps = new ArrayLis…… -
How to display iText image objects in Java
I'm creating a PDF reader in Java In order to read PDF files, I am using iText library I have a sample code to read PD…… -
Java – use the classnotfound exception of Jackson objectmapper
I have a spring 3 MVC application and I'm setting up some Ajax actions @RequestMapping(value="add",method=RequestMetho…… -
Does java have the equivalent of pump mode to handle slow clients?
At present, we have an architecture in which the server streams data to the client We find that the client cannot proc…… -
Java – spring 3.0 when AspectJ is loaded 5. Release Tomcat 7 cannot work normally
I'm trying to find out why load - time weaving hasn't worked on my web application yet For my normal application (not …… -
How to bind text to jlabel in Java?
There are several GUI forms in my java application All tables have text I set text for my component from a shared obje…… -
Java – will occurs when trying to enable users via LDAP_ NOT_ Perform error
I am trying to create a new active directory user through LDAP, but the user was disabled at the time of creation I tr…… -
Java – how to record the execution of the nutch plug-in
I'm trying to build a custom nutch plug-in with special requirements I'm in Hadoop Log, but it has no relevance I adde…… -
Java – not all exceptions are mapped to resolveexception in simplemappingexceptionresolver
I override resolveexception in simplemappingexceptionresolver to send an e-mail containing stacktrace. The e-mail appl…… -
Java – playback frame error at startup
The first time I visited localhost: 9000, there was an error This is my first 'play run' command I am a novice in the …… -
Multithreading – OMP flush and CC NUMA architectures
I miss the CC NUMA architecture and the need to refresh variables As we all know, if two threads modify the same cache…… -
Java – how to sandbox slf4j
I have an application (extension) running in the smartfox server Most people don't know about smartfox, but the settin…… -
Java – ffmpeg for screenshots?
So I have an applet that captures the screen and makes sound from the microphone of the computer, How to use ffmpeg to…… -
How to make Java Swing applications display the mouse cursor effect of Compiz mouse plugin (Ubuntu)
Compiz showmouse plugin has some good effects on people with low vision Unfortunately, these effects do not work in ou…… -
Java – spring adds an external spring context at runtime
We have a home page with multiple components (widgets), which is a bit like a portal with portlets Some of these widge…… -
Java computing GPA
import java.util.InputMismatchException; import java.util.Scanner; public class Test03 { public static void…… -
Java StringBuffer replaces special characters
import java.util.Scanner; public class test2 { public static void main(String[] args) { System.out.…… -
Tomcat installation and startup
In addition to tomcat, commonly used servlet containers include Weblogic, JBoss, webspher, etc. Selection of Tomcat ve…… -
Why use up transformation instead of directly creating subclass objects?
Example 1 public class Animal { public void sleep() { System.out.println("小动物在睡觉"); } …… -
Spring getbeannamesfortype method: get bean name by type
getBeanNamesForType(Class type) Example public static void main(String[] args){ ApplicationContext context = new…… -
JSP Response. Getid () method: get a unique ID ID
getId() Example <% String ID = session.getId(); out.println("这个session的ID是:"+ID); %> -
Setmaxresults method of Hibernate query interface: set the maximum number of returned records
setMaxResults(int maxResults) Example Session session = sessionFactory.openSession(conn); //获取session对象 String…… -
Createalias method of Hibernate criteria interface: establish connection query
Grammar 1 createAlias(String associationPath,String alias) Example Session session = sessionFactory.openSession(); …… -
JSP JSTL < SQL: param > tag: specify SQL parameters
parameter value Example <%@page language="java" contentType="text/html;charset=GBK" pageEncoding="GBK"%&…… -
Hibernate query interface list method: returns the list collection of query results
list() Example Session session = sessionFactory.openSession(); //获取session对象 String hql = "from UserForm"; //…… -
Java uses internal classes to implement multiple inheritance
Example 1 public class Father { public int strong() { // 强壮指数 return 9; } } pu…… -
Java operates generics through reflection
Generic and class classes public class ObjectFactory { public static Object getInstance(String clsName) { …… -
Hibernate createsqlquery method: creates an sqlQuery object
createsqlQuery(String queryString) Example Session session = sessionFactory.openSession(); //创建Session对象 Strin…… -
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Struts 2 iterator tag: tag of iterative data
< s: iterator value = "collection element" id = "ID number" status = "instance name" > < s: property / > &……