包含标签：Java 的文章
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java – File. Renameto() has no effect
I want to be able to rename the folder list to remove unnecessary characters (for example, dots and double spaces must…… -
Java – get the value from JTable as an integer?
I don't understand; I am using defaulttablemodel. My attempt is to get the values in the table as ints: Integer.parseI…… -
Java – how do I poll the FTP location to trigger changes in it?
I'm trying to poll FTP locations Solution I'm not sure how to achieve this goal in Jenkins If I'm just answering the m…… -
Java – exception in stackoverflow error of thread “main”
I am writing a program to verify whether the password meets the corresponding requirements I've written all the code a…… -
Java – you need to help run map to reduce wordcount jobs and data stored on Amazon S3
I'm trying to run the map reduce wordcount job on a text file stored in a bucket on Amazon S3 I have set up all the ne…… -
Extend the Java comparator to compare specific classes of interfaces that implement its comparison
I have a comparator like this: public class XComparator implements Comparator<X>,Serializable { } Currently used…… -
Java – compare string input
import java.util.Scanner; import java.util.Scanner; public class TrueFalseQuiz { public static void main(String[…… -
Java – Apache FOP and Arial fonts
My XSL style uses Arial font <fo:block font-family="Arial" font-size="8pt" font-weight="normal"> Configuration f…… -
Java – use JAXB to create reference objects based on attributes
Consider the following XML: <Config> <Paths> <Path reference="WS_License"/> </Pat…… -
Java Swing: changing text after delay
Basically, I have this game. Once I guess the correct answer, it starts a new game of new words I want to display corr…… -
Java – is GWT uibinder inherited?
My model has a base class for crud forms In the template of this class, I have a save button In the extension class, I…… -
Java – Android custom view can only call OnDraw once
I made a custom view, which should animate the points on the background according to some external data (like the char…… -
Java – how do I extend the margins of the eclipse source formatter?
Whenever I use source > to format in eclipse, it contains lines starting at line 80 But my program has many long li…… -
java. lang.ClassCastException：java. Lang. integer cannot be cast to Java lang.Double
I'm running into a problem compiling this code, which gives me an error, Java Lang. integer cannot be cast to Java lan…… -
Java – eclipse no longer starts
Eclipse has worked well as long as I remember, but now it refuses to start The log file in the workspace displays the …… -
Java – spring hibernate SQL Server connection failed
When I use the combination of spring, hibernate and SQL server, I receive the following error 19:17:09,137 ERROR [org.…… -
java. util. Calendar WEEK_ OF_ Year provides 1 for 365 and 366 days
An attempt was made to find the week for the given date Question: December 29, 2012 = week 52 December 30, 2012 = week…… -
What is the cause of this compilation error using java generics and reflection?
I have a generic method that should be similar to recursion, but call different instances of the method for each call …… -
Java – JPA, custom query and date
I am faced with a strange problem My search includes stack overflow and JPA and custom queries. I should specify param…… -
Java – collision detection using polygons
I wonder if anyone can give me an idea of how to implement the first class to define polygons and how to use this clas…… -
Java – JBoss application server: accessing deployed web applications from another machine
I have deployed my web application to JBoss standalone application server v7 1.1 upper But for some reason, I can't ac…… -
Java – Method Android OOP cannot be reused
In my application, I cannot reuse the methods I declare in the arabictutility class My intention is to use the Arabic …… -
Java – OK Which jar in class comes from the eclipse ide
I'm debugging something in the Maven project in Eclipse IDE. As usual, when I enter the line (F5), I reach a Java clas…… -
What values () do I see in the various CDI qualifiers in Java?
I see various references to values () in the @ qualifier definition An interface can allow enumeration, but I don't un…… -
Java – log4j filter out method
I want to turn off logging for a class method package com.mypackage; public class A { public static void aaa() { …… -
Java – jsessionid is set for httponly and secure
We have a Tomcat instance that serves HTTP through SSL nginx proxy We set the connector settings as follows: connectio…… -
Java – center jlabel in jpanels
I'm making a score retention plan, but I have a problem What I'm trying to do is have a JPanel containing two jpanels …… -
Java – extend log4j error email with more information
The web application I'm using provides more logs for users' data integrity problems I would like more information, suc…… -
Java – JTable cellrenderer changes the backgroundColor of a cell at run time
I am trying to create a table and color specific cells, yellow, red or white, depending on the contents of other colum…… -
WinForms ReportViewer pending application WPF
I've been having some problems with ReportViewer Basically, the code is as follows: public void Display(object dataSou…… -
Algorithm for calculating the path between two points in JPanel in Java Swing
First of all, I don't want an algorithm like a *, Dijkstra, because this algorithm can calculate the best and shortest…… -
The Java array does not remain initialized
I have an array in an array and want to initialize it with each loop // class variable Tree[][] trees; // in constr……