包含标签：Java 的文章
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Java – how to implement switch / if else if statements in spring webflow?
The following switch statement has been implemented If there are any errors, would you please verify and correct them?…… -
Java – Google Maps Android API V2 classnotfound runtime error
Editor: for those struggling, please check this link Pay close attention to it, but it works! The key part is to use k…… -
Java – ant build in eclipse failed
After Google search, I used ant to build the jar file of my project and found out how I did it. I mentioned this ink H…… -
Java – Test merge in merge sort
Is there any edge condition or general condition that I need to test this function The only thing I can think of is th…… -
How to confirm a message in message driven beans
In the JMS document, I read that message driven beans do not support client_ Acknowledge mode, only supports dups_ OK_…… -
Java – how byte data types are used to hold memory in large arrays
I see this in the Java documentation My question is how do byte data types store memory in large arrays I'm confused a…… -
Java – ant: what is the easiest way to add a version number to a build jar?
<?xml version="1.0" encoding="UTF-8"?> <?xml version="1.0" encoding="UTF-8"?> <project name="myPlugin" …… -
Setfocusable method or focusing components Java
I encountered this Code: public class Board extends JPanel implements ActionListener{ public Board(){ setFo…… -
Java – wrong data type – Generic
In the following java code: import java.util.*; public class TestGenericMethod { public static <E> void ArrayT…… -
Java – used in spring Properties without using XML configuration
I found one in the article on using java based configuration and x000 in spring Properties file The illustrations are …… -
Java – run a specific class main function from a jar file Import doesn’t seem to work
I have a jar file that does not specify its main class in the manifest How to run a class from Jar which is not the Ma…… -
What are the different ways to transform XML using Java?
I'm studying how to convert XML from one format to another in a java project What are the alternatives and what are th…… -
Java – unmarshalling with multiple namespaces
So, suppose I have several namespaces of XML <Envelope xmlns:pdi="http://www.mypage.com/schemas/pdi" xmlns:ib="http…… -
Java – please explain why 24,16,8 is used to convert ints to bytes?
The following code is to convert int to bytes array private static byte[] intToBytes(int i) // split integer i into …… -
In Java, all instances of person are linked to an object
I'm currently writing a program, but I found a problem The problem is that in the following loop, all instances of the…… -
Java – logback creates a log file in a folder named the current date
In my current project, I want the date to create a log file, that is, the log file should reside in it The current app…… -
Java array efficiency
I am not 100% sure that the mechanism is in action, so I decided to publish it here for further clarification I'm work…… -
Java – Google common cache – the default value of maximumsize (and other “optional” settings) – you want a cache that uses all “available” memory
I just found guava through the search cache API (it's perfect for my needs) In my opinion, a good default value for ma…… -
Java – how to define the label position of JRadioButton on NetBeans?
I want to define the label position of jradiobuttons on the buttonggroup on NetBeans so that the label is under its Ra…… -
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……