包含标签：Java 的文章
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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 – how to find which Maven dependencies are missing
I have a web project and a POM XML file It has enough dependencies to compile and package, but not enough to start the…… -
Java – use wildcards to search in the string collection
I have a HashMap < integer, string > I tried the following code to query the map and return all possible values …… -
Java inaccessible wsdlexception when accessing WSDL through client stub
I'm trying to write a custom java client for exchange web services Exception in thread "main" com.sun.xml.internal.ws.…… -
Java – the watershed in opencv Android
I try to implement the watershed function of OpenCV on Android But my program always crashes where the watershed funct…… -
Java – parse string date and time zone Eest EET
Parse the complete date toString(); @ H_ 502_ 7@ private final DateFormat dfFull = new SimpleDateFormat("EEE MMM dd HH…… -
Java collection is used for special scrolling and looping queues
I'm looking for something similar to concurrentlinkedqueue, but I have the following behavior: >When I view the () …… -
Java – JPA: even if the getter method is used, it will not load or delay loading I hope so?
Can you briefly explain what the following phrase means: My question is: >Does this mean that lazy may not be loade…… -
Java – cannot cast to application using getapplication method
I have a class app that contains the context of my application App app = (App) getApplication(); import android.app.Ap…… -
Java – this app won’t work unless you update the Google play service
I've been trying to get Google Maps on Android V2 to work My list: (I tried to use the debug and release keys) <?xm…… -
Java – get the maxinactivitinterval value in the JSP page
I'm trying to refresh the page when the session has timedout I added this to my < head > HTML section: <Meta …… -
Java – should I use throws when using throw?
My method has a return type that throws a NullPointerException public class Student { public String studentOne() {…… -
Prevent runtime method overrides in Java
>Class a method X () I want to create a class lib that will extend the activity class and override the methods (and…… -
Java – Apache POI xlsx read, cell with # value – wrong unexpected cell type (5)
Can you solve this problem? I need to read each cell as a string value In this case, I use Apache POI lib And ways to …… -
How to evaluate a list in the Java equation of two objects
I have an ArrayList. I want to use the contains (thing o) method to check the equality of the two objects. I override …… -
Java for each loop
I'm working on a task when I accidentally make a mistake, but the code executes and provides the correct result I was …… -
JavaFX – setbuttoncell for combobox
I have a problem I can't solve I want to implement the progress bar into a combo box: public class JavaFXApplication4 …… -
The DB2 Java stored procedure call returned an error sqlcode = – 440, sqlstate = 42884
I am making a simple stored procedure call to DB2 Although it calls the stored procedure, it always returns this error…… -
Java – how to add a method to a source file without editing the source file?
I'm trying to add a method to the minecraft source file, but I have to figure out how to do it without actually editin…… -
Java – Guice generic provider (the provider itself is generic, not its bound class)
There are many online resources on how to use Guice provider to bind to generic classes, such as wiki entries like thi…… -
Java – is there any way to set the size of ArrayList after declaration?
For example, in a traditional array, I will declare an array like this: int array[]; Well, I'll initialize it later li…… -
Can a single core CPU achieve real concurrency?
"If you can feel the computer switching dozens of tasks every few milliseconds, you will certainly agree that the comp……