Java 归档 - Page 81 of 655

Java – XML unmarshalling using JAXB with namespace and schema

I have an XML document as follows: <?xml version="1.0" encoding="UTF-8"?> <xs:msgdata xmlns:xs="http://www.my……

Java

2020-08-31

Java listen button and keyboard click

How to press the key and trigger JButton? For example: I use "a" JButton as the GUI on the panel I implemented a butto……

Java

2020-08-31

Java – convert audio stereo to audio bytes

I'm trying to do some audio processing. I'm really stuck in stereo to mono conversion I checked the stereo to mono con……

Java

2020-08-31

Java – what does it mean when someone says “the result is not thread safe”

When I read this document, I was writing an application specific Java HBase API wrapper: http://hbase.apache.org/apido……

Java

2020-08-31

Java – JPA subclasses referenced by multiple different parent classes

I encountered the following ORM problems: I have two grades A and B, and they all have a group of grades C: class A { ……

Java

2020-08-31

Java – add graphics to JFrame using borderlayout

I'm trying to do a simple job where I display a line of text to show whether the door object is open Below it, I visua……

Java

2020-08-31

Object size in Java

Suppose I have: Class A{ int a; } A obj = new A(); Then what is the size of obj? Is it the same size as int, just ……

Java

2020-08-31

Java – add jpanels of other classes to CardLayout

I have three windows in three separate classes. I want to use CardLayout so that when you click the next button, the n……

Java

2020-08-31

Java – eclipse supports refactoring

Can eclipse do this refactoring? Suppose I have a class with a list: class DomainObject { private List list; p……

Java

2020-08-31

Play Framework 2.1(Java)eBean @Encrypted Annotation Errors

I'm trying to use the ebean @ encrypted annotation on the string field for the database model The document makes it lo……

Java

2020-08-31

Java – dagger: field injection in POJO

I've never tried guide or other Di libraries, but I've tried to use the dagger from square for Android application It ……

Java

2020-08-31

Java – automatically opens the print dialog box when opening PDF using iText

I need to be able to automatically provide a print dialog when opening PDF I need JavaScript to do this. I wonder if i……

Java

2020-08-31

Java – pass a map or object from a JSP to a servlet

I have an application that passes the mapping from servlet to JSP In JSP, I display the map and provide the option to ……

Java

2020-08-31

Java – how to use enum in the right way?

I like Java very much. I use enumeration for the first time, as shown below: public class Web { public String ……

Java

2020-08-31

Writing XML documents from Java – simple

I know there are many problems in writing XML from Java on stack overflow, but it is too complex I think I have a very……

Java

2020-08-31

Database – when using JPA, avoid stale data from DB?

The problem I encountered is similar to that described in the invaliding JPA entitymanager session: Problem: getting s……

Java

2020-08-31

The Java class file was not created in the classes folder

I am compiling a java program with the following command: Ironically, the generated class file is created in the same ……

Java

2020-08-31

Running Axis2 v.1. With JRE 5 / 6 6.2 what jars are needed to generate the client?

Which jars in the Axis2 distribution (version 1.6.2) are required to run the generated WebService client? There are se……

Java

2020-08-31

Java – “equality test with Boolean text” – test the difference between Boolean values and usage==

See English answers > Boolean checking in the 'if' condition 10 For this Code: boolean valid; if(valid == true) You……

Java

2020-08-31

Java – get question mark when inserting Hebrew characters into MySQL table

I am using NetBeans, using java to build web applications, and JSP uses Hebrew fields to process databases DDL is as f……

Java

2020-08-31

Java – add timeout function to swingworker

I will have to implement some functions for my application soon, timeout according to the length specified by the user……

Java

2020-08-31

Java JTree directory structure from file path

I've been trying to solve this problem, so maybe some of you can help me I have a list of files and their full paths (……

Java

2020-08-31

Java – camel CBR and POJO attribute check

I have a camel route for the order instance: from("direct:start") .choice() .when(order.getProduct() == Pr……

Java

2020-08-31

Java – no class loaded Jdbc driver for forname

Oracle JDBC tutorial says But when I delete class Forname, it will give the error no driver found I am using the Ojdbc……

Java

2020-08-31

Java – GWT error: requestfactory validationtool must be run

Every time I start my application, even if it is not executed listempty@R_444_2419 @ES (), an error "requestfactory va……

Java

2020-08-31

Java – link POM version and application version

resolvent

Java

2020-08-31

Java – need help writing numbers in reverse order

I got help with the task I don't ask anyone to do my job, but I really honestly insist on how to do it I should write ……

Java

2020-08-31

Java EE – Java EE – search the web XML general specification

I'm new to Java EE I found web XML is a standard file (deployment descriptor) used by many servlet container / applica……

Java

2020-08-31

Java – creates an ArrayList on each index of the list

I have a list like this public List<String>[] Depth_List; Now in each index of this list, I want to create and A……

Java

2020-08-31

Java – a non recursive method for calculating a binary tree representing an arithmetic expression

As mentioned in the topic, I need to describe a method for evaluating binary arithmetic expression trees without recur……

Java

2020-08-31

Java – Best Practices for string instantiation

So why don't we use 'new' to create them? 14 In addition, whenever you want to instantiate a string object, do not use……

Java

2020-08-31

Gregorian calendar returns an incorrect day in Java_ OF_ WEEK

This Code: Calendar calendar; calendar = GregorianCalendar.getInstance(); calendar.set(year,month,day); week_day = cal……

Java

2020-08-31

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Java – XML unmarshalling using JAXB with namespace and schema

Java listen button and keyboard click

Java – convert audio stereo to audio bytes

Java – what does it mean when someone says “the result is not thread safe”

Java – JPA subclasses referenced by multiple different parent classes

Java – add graphics to JFrame using borderlayout

Object size in Java

Java – add jpanels of other classes to CardLayout

Java – eclipse supports refactoring

Play Framework 2.1(Java)eBean @Encrypted Annotation Errors

Java – dagger: field injection in POJO

Java – automatically opens the print dialog box when opening PDF using iText

Java – pass a map or object from a JSP to a servlet

Java – how to use enum in the right way?

Writing XML documents from Java – simple

Database – when using JPA, avoid stale data from DB?

The Java class file was not created in the classes folder

Running Axis2 v.1. With JRE 5 / 6 6.2 what jars are needed to generate the client?

Java – “equality test with Boolean text” – test the difference between Boolean values and usage==

Java – get question mark when inserting Hebrew characters into MySQL table

Java – add timeout function to swingworker

Java JTree directory structure from file path

Java – camel CBR and POJO attribute check

Java – no class loaded Jdbc driver for forname

Java – GWT error: requestfactory validationtool must be run

Java – link POM version and application version

Java – need help writing numbers in reverse order

Java EE – Java EE – search the web XML general specification

Java – creates an ArrayList on each index of the list

Java – a non recursive method for calculating a binary tree representing an arithmetic expression

Java – Best Practices for string instantiation

Gregorian calendar returns an incorrect day in Java_ OF_ WEEK

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