包含标签：Java 的文章
-
How to get the decimal value of Unicode characters in Java?
I need a programming way to get the decimal value of each character in the string so that I can encode them as HTML en…… -
Java – why use private locks instead of internal locks?
In reading about synchronization, I encountered "monitoring mode" to encapsulate variable states Here is the sample co…… -
How to programmatically increase the Java heap size
I have a java desktop application for searching for files that will soon reach the default heap limit I will not be ab…… -
Java – spring throwing httpmediatypenotacceptableexception: an acceptable representation cannot be found due to a point in the URL path
Final editing So after research, because the answer is not because of what I see, I found that spring does some strang…… -
Java – how to use ant to check signed jar files?
I use ant signjar task to sign the jar file, and now I want to test it before deployment I can check jarsigner -verify…… -
Java – Maven assembly plugin mojoexecutionexception, where dependencyset is outputdirectory
In my Khatami project, I use Maven to manage compilation and package the results into a runnable artifact: the top-lev…… -
Java – set column headers in JTable
I have the following JTable table model: http://s17.postimage.org/7zfh3l4lr/Screen_Shot_2012_03_10_at_15_11_31.png Ins…… -
Java – completable future | then apply vs thenpose
I can't let my head revolve around the difference between thenapply () and thenpose () So can anyone provide an effect…… -
Java – type mismatched keys from the map: expected Text,received … LongWritable
I have a simple Hadoop application that takes a CSV file, splits the entries with "," and then calculates the first it…… -
Java – how to repeat the “if” statement when the output is false
I'm developing a simple game where users have to guess a random number I've set up all the code except the fact that i…… -
Java – how to set the background color of custom button status?
I have a button that contains drawable and text I hope the background of the button is different from the normal backg…… -
Java – confused about ThreadLocal
I just learned about ThreadLocal this morning I read that it should always be final and static: private static final T…… -
Java – namespace in JDOM (default)
I'm trying to generate XML documents using the latest JDOM package I encountered a problem with the root element and n…… -
Java – how to sort vectors?
In Java, I want to know how to sort vectors on a specific column. One vector is used as a row and one vector is used t…… -
Java – what is the correct way to create a completed completable future
I use completable future in Java 8. I want to write a method to run multiple tasks with side effects in parallel accor…… -
Java – invalid sort on date in JTable
Look at the code below import java.awt.*; import java.awt.event.*; import java.text.NumberFormat; import java.text.Par…… -
Java – is there a case where the abstract class is better than the interface
I have a scenario in which several subclasses have similar implementations and some additional methods, and the implem…… -
Java instance: supertypes and subtypes seem equal? How to accurately test type?
If an instance completely belongs to a given type, I need to test it However, if the subtype is tested as a supertype,…… -
Get Java classes from multiple wsdls
I have a maven project where I need to generate Java classes from multiple WSDL files I have checked this link: http:/…… -
Java – use a specific pattern to format an instant as a string
I'm trying to format instant as a string using a specific format According to the question of format instant to string…… -
Java – stores serializable objects in the database
I'm writing an application that needs to write objects to the database For simplicity, I want to serialize objects But…… -
Java – regular expression in spring controller
I'm trying to build a request filter that will only be used if it matches the pattern of the letter E and then a numbe…… -
Add package to Java project structure
I've been working on a local project, and sometimes I hand it over to someone else The question is: is there another w…… -
How to hide the pannable scroll bar in JavaFX?
I created a pannable scrollpane Now I want to hide the bar to the right of the scroll bar .scroll-bar:horizontal .incr…… -
Java – GWT, how eclipse plug-ins integrate projects with gwt. Rename with XML file? An error occurs when trying to do this
I spent some time searching on it, and everything I found seems to have nothing to do with my problem I'm making an RP…… -
Java – scan tree structure from bottom to top?
If the following tree structure or similar structure is given: I want to return the string zyxwvut I know how to do th…… -
Java heap dump error – Metadata does not appear to be polymorphic
When I try to get a heap dump from a running java process, I get this stacktrace What is the cause and what must I do …… -
Debugging – using GlassFish 3.0 1 and NetBeans 6.9 JPA 2.0 for 1 (recording and tracking)
I'm in GlassFish v3 0.1 and NetBeans 6.9 JPA 2.0 (eclipse link provider) is used in 1, and queries and other logging i…… -
Java – using Jersey’s dependency injection
If I use Jersey 1.12, and I have multiple resource classes, and they all need to access some shared context, what is t…… -
How do I group vectors into vector lists?
I have some data that looks like this (such as false data): dressId color 6 yellow 9 …… -
Java – libgdx: set another screen, but still the button activated from the old screen
In my libgdx game, I have 2 screens, menus and lists But when I click the same location (from the menu screen where th…… -
New to Java – what are JPA and Dao?
I'm new to Java and I'm trying to create a web project using a servlet I was taught to do this: >Create class com p……