Java
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Java: match regex and replace each character
I have a string, for example: There exists a word *random*. Random will be a random word How to replace each random ch…… -
How do I get a source object from documentlistener (documentevent)?
See English answers > how to find source component that generated a documentevent public void removeUpdate( Documen…… -
Java – find by object ID in Jongo
I know this question is very basic... I'm sorry I can't use Jongo to make an 'ID by ID' for Mongo I tried Iterator<…… -
Java – @ get can define consumption content type for jax-rs implementation?
I've been trying some examples on jaxrs (Jersey in this case) Here is my example stub implementation: @Path("stubservi…… -
Java – a try catch scenario – is it used correctly
I'm looking for a code base where the domain model consists of many nested member variables Consider this situation pr…… -
Java – advantages of PBE over DES, 3DES and AES
In addition to DES, 3DES and AES encryption technology, I also implemented PBE Compared with the other three, I need s…… -
Should our Javadoc classes extend abstract classes?
Suppose I'm writing a class "mywork" that extends the abstract class "work" Now, suppose that all the methods I need i…… -
Java – primefaces P: FileDownLoad with data table
I have a data table that returns all the files in the folder, and I can download the file using the primefaces P: File…… -
Validate multiple images using approvaltest
I have a way to generate some images (1. JPG, 2. JPG...) and write them to the file system I want to verify the result…… -
Java SWT link widget – how do I delete hyperlink underscores?
I know we can use: setText("<a> href="url"> Link </a>"); Create a link But this is emphasized I want a …… -
Java – get the correct conversion object from HashMap
I am developing an application with multiple systems (in my example, the system is a loadable component in my applicat…… -
Java – convert resource / stream to file
How can I do this? File myFile = getFile(this.getClass.getResourceAsStream("test.txt")) or File myFile = getFile(this.…… -
Why is’ invokespecial ‘used to call “methods” in Java?
Why is invokespecial used to call methods in < init > java? I've read it in many places, but I can't understand …… -
Java – throw an exception on a method call
How to throw and unsupportedoperationexception on a method? So, if I have an Iterable object and I try to disable the …… -
Java – how to kill a running thread while waiting?
When I try to kill my bandit thread, some people die, but some people fall into wait() blocking. What is a better way …… -
Java – JAXB generates simple types without restrictions
I am generating my first JAXB data binding I have a schema that contains an XS: simpletype: <xs:simpleType name="NI…… -
Java algorithm for extracting information from string
I'm trying to implement intelligent search in my application For example, find a 28 - year-old Christian male from Bra…… -
Java – get JPopupMenu size before display
I click the right mouse button to display JPopupMenu I want the top right corner of JPopupMenu to be in the click posi…… -
Java – OSGi / equinox, declarative services and deferred loading
I'm trying to use declarative services to create a service package to provide functionality for another package Howeve…… -
Java – how to name getters / setters in Android projects
topic Suppose there is a public class named private int_ Private variable with xtouchdown = 0; What is the getter / se…… -
Java – integrate hibernate validator with wicket
I have some entities, and some fields are annotated with hibernate validator, such as: @Entity public class MyEntity {…… -
Interface in Java
Code 1: public class User1 implements MyInterface { @Override public void doCalculation() { } } public class …… -
How to use JNI in a multithreaded environment_ CreateJavaVm(C)
I am working in JNI using C as my mother tongue I can create (c) shared libraries, and I can call Java functions with …… -
How can I use this generic specifically in Java to specify calls to generic functions?
I have a base class with few derived children named childn I also have a container class with childn specific methods …… -
Java – use Unicode to display the euro symbol and change the characters to uppercase
I have to use java to achieve this goal Part 1: output € 188 using character raw data type Use Unicode as the euro sym…… -
How can I programmatically add a self signed certificate to issue HTTPS requests from Java code?
The following code snippet is to get a JSON response from an HTTP URL: private static void getJson(String location) { …… -
What is the default GC schedule in Java 6? (1.6.0-25)
I wonder what is the default schedule for GC to run on Java 6 (64 bit) computers? I know it can be triggered without a…… -
Java – messagebodywriter with media type = Application / JSON, GlassFish not found
I am using jax-rs to create a simple restful JSON. My first method works normally, but when I add the second method to…… -
Java – executors do not run all threads
I'm new to Java and I'm trying this I have a method that I want to run in parallel I want 10 threads to call this meth…… -
Java – want to know that create = null instead of out Consequences of close() Out is an instance of fileoutputstream
I want to know the consequences of making the output stream null instead of closing it If I do out = null, will this l……