Java
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How to set date and time formats in Java that respect the user’s operating system settings
I run my java application on a Windows 7 machine, and my locale is set to format the date as yyyy MM DD and the time a…… -
Java – Tomcat and OSGi
I wonder if I can embed an OSGi container like karaf in the Tomcat instance According to this so question and several …… -
Java – hibernate spring MVC: object mapping configuration
Is there any way to define hibernate by scope instead of one by one cfg. Objects in XML? For example, in spring, you c…… -
Java – the executable jar ignores its own class path attribute
I use https://stackoverflow.com/a/5893391/14731 Adds an arbitrary entry to the class path attribute using the directiv…… -
Java project and Maven project (eclipse) need structure description
When I create a new Maven project in eclipse, the directory structure contains Src / main / Java and Src / main (below…… -
JavaFX – tab order in scenebuilder
How do I set the tab order (focus order) for elements, such as text fields in scenebuilder? Solution Answer: in sb on …… -
Java – JFrame background image
I'm creating a GUI. Although it's a simple one, I want a background image (2048 x 2048) to fill the whole window and a…… -
Java – chaotic example of constructor overloading
The following program output is I am Parameterized Ctor a = 0 b = 0 public class ParameterizedCtor { private in…… -
Java – statelistdrawable to switch color filters
I want to create a custom button for tabhost I've been trying to use the same image resource (PNG), but the color filt…… -
java – Arrays. Does copyof generate a shallow or deep copy?
About arrays There seems to be a lot of confusion and different opinions on whether copyof will produce deep and shall…… -
Java – completable future has been completed with exceptions
CompletableFuture. Completedfuture() returns the completedfuture that has been completed with the given value How do w…… -
Java – best used: action vs actionlistener?
Myself, I always use actionlistener as a swing event handler (such as button click), which is the most common listener…… -
Java statistics primitives, objects, methods, and heaps (memory management and best practices)
OK, so I've been developing Java for more than a year and I'm trying to understand the language and best practices So …… -
Haskell style memory in Java
I know it's heresy, but I'm trying to take this example from http://www.haskell.org/haskellwiki/Memoization Translate …… -
Java HTTP client uploads files through post
I am developing a J2ME client that must upload files to the servlet using HTTP Use Apache Commons fileUpload to overri…… -
How do you incorporate the main features of Java into your design?
You can actually skip this first part because it's confusing, but I'll keep it here because I want to know if others f…… -
Can I hide or reduce access to “inherited methods” in Java?
I have a class structure. I want some methods in the base class to be accessible from classes derived directly from th…… -
Java – how do I add EJB functionality to an eclipse dynamic web project?
I am using EJB 3.0 to develop a simple application, using openejb for deployment and eclipse as ide development I crea…… -
java – PostgreSQL：BYTEA vs OID Large Object？
I started using hibernate 3.2 and PostgreSQL 8.4 applications I have some byte [] fields mapped to @ basic (= PG bytea…… -
Java – definition of class level annotation is the class loader always the parent of the class’s startup class loader?
The assumptions are as follows: @SomeAnnotation public interface Foo { } I want to know whether the definition class l…… -
Java – remove URL prefix (http: /, WWW, etc.) from string [closed]
I need to remove various "web beginnings" from my string My textview must not have "http: / /", "http: / / www.", "www…… -
Java: simple soap client
I am looking for a soap client for Java Apache axis looks blo swollen to me I don't understand why Java has to be so c…… -
The best way to do raw socket programming involving Java
I have some existing C code. I use ICMP raw socket for Ping. I need to use this code in Java because Java does not sup…… -
Java – how to set each character to a different color / background color in jtextpane?
I have been looking for this period of time. So far, what I have been able to think of is how to create a style and ap…… -
Java – Scala is equivalent to the new HashSet (Collection)
What is the equivalent Scala constructor (to create immutable hashsets) to Java new HashSet<T>(c) Where C is col…… -
Use Java (JSON) to read the values of nested keys in JSON
I am a new Java programmer with Python background I have weather data being collected / returned in JSON, which contai…… -
What’s the difference between Java – jolokia & jmxtrans? When to choose one?
I am looking for a JMX query tool I met jolokia & jmxtrans, both of which support JSON - based queries Jmxtrans ha…… -
Java, setting ID for JButton
Set the ID for JButton anyway. I'm used to Android I am looking for the following: newButton.setId(objectcounter); Sol…… -
Java – synchronize on values, not objects
I want to do this in Java public void giveMoney(String userId,int money) { synchronized (userId) { Profil…… -
In computing Java util. Description of constants used when hashcode value of hash
Someone can explain the meaning of these constants, why choose them? static int hash(int h) { // This function…… -
Java – how to programmatically register JSF managed beans?
I want to programmatically register / add the managed bean class to the application scope (from servlet init()) Soluti…… -
Java – findviewbyid() returns that the symbol cannot be found, but is the ID defined in the layout?
I'm learning some Android application development myself. I'm focusing on a video tutorial on how to create a simple t……