包含标签：Java 的文章
-
How to resize button text – swing in Java
I'm new here and have taken my first step in Java For learning purposes, I'm trying to create a simple GUI using a gri…… -
Java running program at command prompt: main class not found or loaded
I'm trying to learn how to compile and run using only the command line in windows This is the directory tree from the …… -
What’s wrong with defining a Java class with an array of elements of that class as one of its fields?
My application model is composed of disorders, each of which has innate attributes (identity, name, incidence rate, et…… -
java – Spring LDAP NullPointerException
I am using java spring version 1.3 1-RELEASE. There appears to be a problem with ldaptemplate when trying to perform a…… -
java – Pom. XML project build error
I imported the Maven project into my eclipse, but I did it in POM The following errors were encountered in XML – I hav…… -
Java backward compatibility description
I have a Java class file I compiled with JVM 7 I implemented Java 1.7 additions, such as string switchcase and diamond…… -
Java – delete duplicates from ArrayList?
How do I remove duplicates from ArrayList? I have getccnptags array as [Java, PHP, C, Java, PHP]. I get the hyperlink …… -
The Java Sudoku generator does not work properly
I've been using Sudoku puzzle generator in Java. I wrote this class to generate puzzles, but it doesn't generate puzzl…… -
Java – use webdriver to click the link in the newly opened tab
Someone can help me in this situation: The scenario is: there is a web page, and I only open all specified links in th…… -
Java – ws4j returns infinity for the similarity measure that should return 1
I have a very simple code from this example. I use Lin, path and Wu Palmer similarity measures to calculate the simila…… -
Java – I can’t create a default constructor from a class that extends dialogfragment, and I’ve created my own custom constructor
I'm confused about the error message about the default constructor I have two classes mainactivity and resultdialog So…… -
java-ee – EJB3：orm. XML: can I have multiple orm XML file?
I work on a large EJB3 project, my orm XML is also very big Thanks for your help:) Solution orm. XML does not contain …… -
Variable length STD in VHDL_ logic_ Vector initialization
I have a variable length vector STD_ logic_ vector(X downto 0). Now I try to define a constant in my package for reset…… -
Why does Java HashMap get (key) faster than using set’s iterator to read the key when using the same HashMap iterator?
For HashMap < integer, integer >, after inserting 10000000 unique random values I use HashMap's keyset () to exe…… -
Java – eclipse – > run as – > run on the server – how do I make it run with JBoss?
I use eclipse Juno, and I have done two projects: >One of them is actually an ear containing EJB projects and a pro…… -
Java – search the eclipse outline for a specific return type
I have a huge Java class and I want to see all the methods that return myowndatatype I see a method in which a person …… -
How do I find a running Java virtual machine on my computer?
I want to know which JVM I am using when I run a java program from the command prompt Is there a CMD command that can …… -
Java – the scan count returns a number significantly less than the dynamodb table
I'm running a sample Java program to query the dynamodb table, which has about 90000 items, but when I get the scan co…… -
Java – find integer patterns in arrays
For this problem, I will write a method called mode, which returns the most common element in an integer array Suppose…… -
Java – requires multiple input from the user
I'm trying to write a program that keeps asking users for an integer until they enter a non integer value, and the pro…… -
Java – using action tabs and WebView
I want to have my application to display tabs at the top of the screen (make it work) and set up WebView. XML in the X…… -
Reading streams over HTTP networks using Java I / O
Now I'm trying to improve the performance of Java I / O I have some crazy questions about using Java I / O to read / w…… -
Java – smack 4 throws “sslhandshakeexception: validatorexception: suncertpathbuilderexception” on the connection
For the integration test of my XMPP stack, I set up a vysper server (0.7) on localhost Question: Caused by: javax.net.…… -
Java – is it a good habit to use atomicinteger as an alternative to variable integers?
I have the following situations: public void callMe() { AtomicInteger howManyOdds = new AtomicInteger(0); AtomicInte…… -
Mirrored shapes in Java (swing)
hello everyone, I have a lesson about drawing and manipulating shapes in swing GUI I have a problem. When I try to mir…… -
Is there an activity failure that occurs in concurrency in Java 8
I will try to reproduce the code mentioned in the following valid Java (Second Edition) public class StopThread { p…… -
Java – use drawLine to extend the graphics class (double, double, double, double)
Question: / / where the story begins You can see it's terrible Actual prototype: public abstract void drawLine (int x1…… -
Displacement differences in Java and C – how to reconcile
I have some code in C, I'm trying to migrate to Java, and there's a problem I can't solve@ H_ 301_ 7@ Solution C code …… -
Java – defaulttablemodel does not return the value in the datavector
My question is related to JTable and defaulttablemodel DefaultTableModel model=(DefaultTableModel)jTable1.getModel(); …… -
Why doesn’t Java seem to respect my classpath?
I have jt400 in my directory jar： /path /jt400.jar /Test.java Test. Java content: import java.sql.*; //impor…… -
Java – intrinsic / monitor locking and inheritance
Background: I'm reading Java concurrency in practice. Listing 2.7 contains the following code This example indicates t……