Java
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Java – I can kill or complete () an activity in a thread other than a thread?
I wonder if it is possible to create a thread and kill / complete the activity, if so, how can it not work in the doin…… -
What Java data type corresponds to Oracle SQL data type numeric?
Oracle jdbc driver assigns Java data type to Oracle SQL data type numeric? Does this vary with the size of the numeric…… -
Java – find out which classes use a given API
In my java project, I want to find out which classes use the given API from the program Is there any way to do this? C…… -
Java – resource leak: ‘in’ has never been closed, even though it is closed
I know there are several similar problems here, but most people have forgotten to put a close () instruction in their …… -
The Java implementation of producer consumer throws Java lang.IllegalMonitorStateException
import java.util.LinkedList; import java.util.LinkedList; import java.util.Queue; class Producer extends PubSub imple…… -
Java – why do anonymous classes catch “this” even if they don’t need it?
In view of this Code: class Foo {} public class Test { public Foo makeFoo(String p,String q) { …… -
Java – ThreadPoolExecutor: how does it reuse threads
I read about ThreadPoolExecutor wired process pool, which is destined to reduce the cost of creating new threads (at l…… -
javax. imageio. Is imageio broken? It rotates some images
Below you will see a delicious cake "simit" from Turkey It's taken from the iPad 2, so it's a JPEG with a size of 720 …… -
The keylistener event is obviously not triggered in the Java applet
I've just started learning to program applets and Java GUIs. I'm trying to make a simple game At present, I have main …… -
Java – what is a good combination of tools currently used to implement rest / J2EE / database custom authentication
I just want to know what is the good combination of tools / frameworks / libraries for implementing rest API on J2EE a…… -
Java – spring data repositories – find the where field in the list
I am trying to use spring pagingandsortingrepository and find myentity, where the fields in fieldvalues are queried as…… -
Java – last inserted value in DB
There is already an answer to this question: > how to get a value from the last inserted row? 14 When I insert a ro…… -
Java – MapReduce / Hadoop getting started
Recently, I have read a lot of information about MapReduce / Hadoop and think this is where the industry is turning Ca…… -
JavaFX bean binding suddenly stops working
I use JavaFX numberbindings to calculate certain values At first, everything worked as expected However, after a fairl…… -
Embedded – how to debug unexpected resets in STM32 devices?
I'm doing some development in C using stm32f107 chip, and sometimes when I call a specific function, the device starts…… -
How to create an OAuth request using Java?
I need to use OAuth to connect with viago website Referring to their documentation, I need to create a request similar…… -
Java – how to access enum field in playframework template
I have an enum, which has some fields that I need in play1 2.4 access in template public Enum WORKER{ FARMER,SMITH,…… -
Java – how to return specific types when implementing a common interface
I have an interface that will be implemented by several different classes, each using different types and return types…… -
When a java program suddenly exits, can you perform some operations?
If the program exits suddenly or there are any exceptions, I need to log For example, when someone presses Ctrl C whil…… -
Java – how to track listeners in firebase on Android?
I have a list of chat rooms for a given user in one location and the total number of messages for a given chat room in…… -
XML schema types that use JAXB to generate Java primitive types do not need to be added
I am using JAXB (xjc version 2.2.4-2) to generate Java classes from XML schema XML types mapped to Java raw data types…… -
Detect OS sleep and wake up events in Java
Is there any way for Java programs to detect when the operating system is about to go to sleep, or fail, or at least d…… -
Java – mongodb is obviously too big for a 16MB hat
I have a mongodb series Simply put, it has two columns: user and URL It has 39274590 lines The key to this table is {u…… -
Java – easymock and modified a variable method parameter
How to use easymock to modify the variable method parameters of simulation methods? For example, I have a class that u…… -
Does anyone use the spring framework of Java config now?
I am browsing the spring Java config page It says Does that mean it's out of date? Does anyone use it in their project…… -
Rotate the coordinate plane of data and text with Java
I need it: The following code sets this problem It works except for two problems: 1.) Draw the data point, the upper l…… -
Java – Android: a simple GridView that displays text in the grid
I followed this example in the Android tutorial on GridView, but I want to use textview to simply display some text in…… -
Is there anything wrong with this java code?
class Creature { class Creature { private int yearOfBirth=10; public void setYearOfBirth(int year) { …… -
Java – install jpype in mountain lion
I'm trying to install jpype.com in mountain lion I follow all the steps suggested in this article: how to install jpyp…… -
How to generate serialVersionUID programmatically in Java?
I am developing a project to generate java files I want to be able to add serialVersionUID just like using the serialv…… -
Java – selenium does not detect the second window in ie
My application opens a new button - click window where I need to do something However, selenium webdriver's response t…… -
Java – JUnit test: meaning of failure (“not yet implemented”);?
What is the meaning of this code? for example @Test public void testGetDiameter() { **fail("Not yet implem……