Recent Posts
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Splitting Java collections into subsets based on object properties
I have a list of myobjects... MyObject {int ID, string name} Now I want to split the list into sub lists with the same…… -
Java – how to use variables from superclasses to subclasses?
I have a superclass. I want to use the variables in this superclass to enter my subclass How is this possible? Solutio…… -
Parsing currency strings in Java
Suppose I provide a string similar to "$123456,56.25" or "123'456.67" or something similar (with numbers and decimal p…… -
Unable to change Java io. tmpdir
I'm trying to change Java. Net using this command io. TMPDIR directory java -Djava.io.tmpdir=/temporary This is not su…… -
Java – should I inherit JFrame / JPanel?
I am used to subclassing window classes in other programming environments, but I often see similar things in Java tuto…… -
Inverting Java graphics2d scaling and rotation coordinates
I use graphics2d in Java to scale and rotate the pictures I draw I now want to be able to tell what the original coord…… -
Accessing the value of a variable as a string in Java
I have a string containing the name of the variable I want to get the value of this variable int temp = 10; String tem…… -
Java – licensed using rolesalloweddynamicfeature and Jersey
I'm trying to authenticate users using Jax - RS filters This is the filter I am setting up for the new securitycontext…… -
Java – no code is executed without a print statement
See English answer > loop doesn't see changed value without a print statement1 package main; import java.awt.FlowL…… -
java – ObjectAnimator vs TranslateAnimation
I'm just doing a simple project. I try to use translateanimation to show / hide the layout at the top of LinearLayout …… -
Java – inject new methods and properties into classes at run time
Is there any way to inject new methods and properties into classes at run time http://nurkiewicz.blogspot.com/2009/09/…… -
JAXB – how do i disable the Java Naming Convention in xjc?
For example, some in XSD_ Property must be some in a Java class_ Property instead of someproperty I tried to use globa…… -
Java – breaking nested for loops without using break
My project is finally finished, but my only problem is that my teacher doesn't accept the "interrupt" in our code Some…… -
Java – what is the meaning of ‘static’ in the method header?
I want to know what is the function of the word 'static' in the title of the 'staticnumbers' method public class Displ…… -
Get the value of enumset from Java
If you use enumset to store traditional binary values (1, 2, 4, etc.), when there are less than 64 items, I will think…… -
Java – spring: add custom user details to spring security users
I am currently developing a spring MVC application. I need to add a custom field to my spring security login user when…… -
How to clear Catalina Out without disabling further logging?
Our Catalina The out file becomes very large every once in a while (yes, I implemented slf4j and logback in my applica…… -
Java – why can’t the interface be final?
JLS 2.13. 1 interface modifier If I can write and create static inner classes in interface I and provide implementatio…… -
How to write arrays to OutputStream in Java
I want to send multiple random values through socket I think arrays are the best way to send them But I don't know how…… -
Java – use progress bar in file search
I am writing an application that will search for specific files from the corresponding path During the search process,…… -
Convert Java complex objects to JSON
I need to convert the following classes: package comS309.traxz.data; import java.util.Collection; import org.json.JS…… -
Java – toString: when to use?
I'm in class class Configuration { // varIoUs stuff @Override public String toString() { // assemble outStr…… -
Invalid character constant in Java
return (int) (feetPart) + '\' ' + inchesPart + '\''+'\''; return (int) (feetPart) + '\' ' + inchesPart + '\''+'\''; Wh…… -
Java – text / variables cannot be highlighted in eclipse
See English answers > eclipse does not highlight matching variables 16 Solution Please check >Turn on toggle mar…… -
Java – use logback to mask passwords?
At present, we usually record all XML documents in and out of the system, some of which contain explicit passwords We …… -
How to extend the Javadoc 5.0 standard doclet?
I want to extend Javadoc 5 0 provides a standard doclet to modify its HTML output For example, I want the keyword 'imp…… -
Java – executes code blocks atomically
How would you answer the following questions? Will I achieve this through the production method? public final AtomicIn…… -
Java – use progress bar in file search
I am writing an application that will search for specific files from the corresponding path During the search process,…… -
Java – mule: get exception message
I have a default catch exception in mule. I'm trying to access the exception message using mule expression: # [excepti…… -
Java – performance testing flex applications
What is the best way to test the performance of flex applications using Blazeds / Java Server backend? We are studying…… -
Java – import swagger into an existing project in Android studio
Hello, I want to add the zip generated by swagger to the gradle driven Android project of Android studio. Whenever the…… -
Determine whether the document is doc or docx in a Java application without knowing its extension
There is a constraint in the content management system that requires all word documents with a specific extension to b……