包含标签：Java 的文章
-
Java – the fastest way to combine unique integers from 2 arrays
If I have 2 arrays: arr1 = {9,8} arr2 = {13,12,10,9,8} I want to get: {13,10} And the array is given: arr1 = {23,22,21…… -
Java – Android simpledateformat does not work
Quick questions, simpledateformat didn't perform as well as I expected I want to get a date string that looks like Thu…… -
Java – start Tomcat war
I installed Tomcat server on my computer I created a set of servlets in eclipse and exported them in war format When I…… -
The best way to wait in Java
I have an application that needs to wait for some time It must wait until the server fills in several data fields The …… -
Java – the concept of page path in JSP and Servlet
What's the difference between the two? In jsp: ${pageContext.request.contextPath} How do you achieve the same result w…… -
Java – truth table array
I always insist on how to start coding The first case will be: t T. after I have completed other calculations on this …… -
Upgrade from Java 1.4 to Java 6 se
I am currently upgrading from Java 1.4 to Java 6 se Some methods and classes have been deprecated or there have been n…… -
Java – how to make my program run outside eclipse
I have a solar eclipse project When I click the green circle play button in the IDE, it will do everything I want it t…… -
Java – BigDecimal and BigInteger and BigDecimal performance
I'm discussing whether to use BigDecimal and BigInteger or just BigDecimal to make my life easier and less back and fo…… -
Java – spring data: JPA schema jparepositoryconfigdefinitionparser initialization failed
I'm trying to set up a project about spring data, but I encountered a strange error like this: Handle problems with pr…… -
Java – why call JFrame Will pack () add extra space?
At first, the code I used worked well, but it was a little confusing After moving some parts of the method to the cons…… -
Java – Python module for handling software versions
I am looking for a python module / library that will run on the 'software version'... Which means, for example: >Co…… -
Java – use select where where Mysql to be case sensitive in MySQL
Hi, I'm using java front end and MySQL backend, Actually in TBL_ Test contains name value --------------- abc 22 …… -
The best sorting algorithm of Java – burrows Wheeler transformation (BWT)
Burrows Wheeler transformation got me into some problems This is a university project, but it is only a small part of …… -
JavaFX: no tableview content displayed
I have created a JavaFX application, I built the native package using ant, and I confused jar with proguard-4.8 In cas…… -
Java – unexpected result when dividing int by int and storing the result as double
See English answers > java program using int and double 7 This code just divides one int by another, stores the res…… -
Java – javax. net. ssl. Sslpeerunverifiedexception: peer is not authenticated
I am trying to connect to my own SSL server using my own SSL client, but I received the following error: javax. net. s…… -
Java – if we have active MQ, why do we need mule?
I worked as a software engineer on a project using ActiveMQ and mule for Java messaging service But I have a question:…… -
How to add rownames without dimensions in R
> Cases <- c(4,46,98,115,88,34) > Cases <- c(4,46,98,115,88,34) > Cases [1] 4 46 98 115 88 34 &…… -
Java – how do I test non thread safe classes?
I'm new to threads I'm reading Java concurrency in practice I found the following examples in the book @NotThreadSafe …… -
Java – run JUnit tests for a certain amount of time
I want to test for a period of time, such as 5 seconds, and then pass the test if no error is asserted Can this be ann…… -
Java – advanced tag generator for complex mathematical expressions
I want to mark a string of integers, floating point numbers, operators, functions, variables, and parentheses The foll…… -
Java – three parameter operators: local variables may not have been initialized
I have the following code import java.util.Random; public class ThreeArgumentOperator { private static final Ran…… -
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……