包含标签：Java 的文章
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Java – captures groups in regular expressions only in outer parentheses
I want to use regular expressions to capture dates and other information from strings in Java I grouped my patterns as…… -
Java – what is the attributeoverride annotation used in Hibernate
@Entity @Entity class User { @EmbeddedId @AttributeOverride(name="firstName",column=@Column(name="fld_firstname") User…… -
Use Java fork privilege
I am writing a server program in Java that allows users to submit jobs using drmaa Although the main server process ru…… -
Java, moving from desktop applications to web applications
I'm going to write my first Java - based web application, and I'm a little lost on how to start First of all, I want a…… -
What is the difference between the intent of the Java – interface and the abstract class of the abstract method?
Interpretation / preamble In Java, if you use abstract methods to declare abstract classes, such as public abstract cl…… -
Another static / non static problem with Java
OK, use the eclipse IDE and stumble over static / non - static issues I think I understand it, but not completely. It'…… -
Java material – strange exception
I use substance look and feel version 6.0 in Java Swing applications This application applies to me, but some applicat…… -
The Java class did not find an exception
I'm trying to run a java program and run it somewhere, and I get one java.lang.NoClassDefFoundError: antlr/TokenStream…… -
Java – Oracle jdbc driver not found
I am a novice in Java and database connection. I am trying to establish a very simple connection with Oracle database …… -
Java – dynamic programming arrayindexoutofboundexception
I got this strange anomaly, I really don't understand why I tried debugging and found that an error occurred while run…… -
Java – how to automatically generate reports using Jasper reports
I'm studying NetBeans and want to use Jasper reports to "automatically generate" reports This is a transaction: I want…… -
Java: polyline of graphics2d version?
OK, so a line2d and a rectangle 2D can be used by graphics2d Draw () instead of graphics Drawline() and graphics Drawr…… -
Java – can I return hibernate entities as the return value in jaxws web service methods?
Anyone can tell me that I can return a hibernate entity as a return value in a jaxws web service method! Indeed, I hav…… -
Java – Android enables the back button in WebView
I'm using the following code to display WebView in my android app package com.company.myapp; import com.google.androi…… -
Java – making a lazy iterator for arithmetic series?
This is a class I wrote to implement iteratable < integer > Arithmetic series (from step start to stop) package …… -
Java – how do I enable @ required?
How to enable the @ required annotation in Java (spring 3.1)? Not in XML, but in Java What other comment can I enable …… -
Java Sax parser, storing properties
I'm trying to store the current document position on the stack, push the startelement, and pop it up on the endelement…… -
Java – add JPanel to JList?
Use the NetBeans GUI editor to create a bowling plan for the school Can I add JPanel to JList? If so? Solution It's no…… -
Java – visually browse jackrabbit content?
I want to delete my current content from my database table And bring them to the content repository (JCR) Is there any…… -
Java – Tomcat and null pointer exceptions when accessing session properties
I have been developing a project using net beans IDE for 6 months to develop an e-learning web application Everything …… -
Java – cascade – merge 2 aggregations
I have the following problem whicj I try to solve with cascading: I have structured record CSV files: O, a, F, I, C I …… -
The dependency tree of the Java source file is required
I need to extract some specific functions from a large legacy java code base in order to convert it into a stand-alone…… -
Java – how do you unit test custom assertions?
Am I writing my own JUnit asset? How do I test? I know how to provide it with something that will pass and make it fai…… -
What are the best practices for Java – JDBC connections / result sets / statements
I want to know what is the best practice in the following code snippet. Do I have to close all stmt and RS every time …… -
Java – JNA pointer retrieval value
I am using JNA to access a DLL, everything is normal... I am debugging! The problem is that I run my java code in non …… -
Java – check if there is a card with name in CardLayout
I have a CardLayout. I only add cards as needed Therefore, when I need to display a specific card (identified by its n…… -
Java – JFrame multiple screens
I've been programming for Android, and I use intent to switch between specific screens I've always wondered how to do …… -
Overloading methods with derived types as parameters in Java
Suppose I have extended the existing code, but also avoid changing the code as much as possible Somewhere in this code…… -
Java – how to combine multiple multi page TIF files into one TIF
I tried to take multiple pages TIF files and combine them into a multi - Page TIF file I found some code in this quest…… -
Java – can ESB / BPM completely get rid of coding in addition to wrapping web services?
In the large company where I work, I have purchased a very (expensive) ESB, which aims to quickly align with business …… -
Java – how to set a formula in JDBC Preparedstatement
I have a Preparedstatement that I use to insert a pile of rows containing a large amount of column data However, for o…… -
Java – redraw graph on Jung
I use Jung (Java common network / graphics framework) to build graphics using the following code: Now, I want to add m……