Recent Posts
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Java – how to resolve exceptions in bufferinputstream mule, the type of message payload
I've converted to a byte array, but I keep getting this error: ERROR 2015-02-25 11:12:30,517 [[ESR].HTTP_Request_Liste…… -
Java – why can’t my JNI code successfully find the GetMessage method of jthrowable?
I'm trying to access the message in jthrowable and handle the exception generated when the class cannot be found Howev…… -
java – MethodHandles. lookup(). defineClass retention
MethodHandles. Lookup. Defineclass generates a new class from the byte array at run time Under what circumstances can …… -
Java – Sam type optimization
The working document describing the status of project lambda refers to the so-called Sam (single abstract method) type…… -
How wildcards work in Java
I'm reading a java tutorial on wildcards in generics In the following code: void printCollection(Collection<Object&…… -
Link to any online tutorial on JSR 330: dependency injection in Java?
I'm looking for some tutorials on JSR 330: dependency injection in Java Google search doesn't provide much information…… -
Java – determines whether the list number is continuous
I work in Java I have an unordered list of 5 numbers, ranging from 0 to 100, without repetition I want to check whethe…… -
How to unit test Java methods using processbuilder and process?
I have a Java method that starts a process with processbuilder, outputs its output pipeline to a byte array, and then …… -
Java – Sudoku solving method
There is something wrong with my Sudoku solving method The plan works as follows; When the circuit board starts, it is…… -
Java – why is cloning arrays so slow?
This test for (;;) { int[] a = new int[10]; System.gc(); long t0 = System.currentT…… -
The difference between using wildcards in Java and declaring generic types in abstract methods
I tried to understand generic types in Java, which seemed understandable in theory, but I encountered problems when I …… -
Java – how to programmatically change the color selected in the check box
I use it in Android Check@R_88_2419 @View I want to change its color when checking Now it is the default dark green. W…… -
Java – custom sorting string list (following Chamorro language sorting rules)
I'm trying to sort the string list for the Pacific island language (Chamorro) In this language, Ng is considered a let…… -
Java – meaning of crossing out breakpoints in eclipse [copy]
See English answers > what different breakpoint icons mean in eclipse? 5 Solution This means that you have chosen t…… -
ANTLR V4, javalexer, and javaparser return null as a parse tree
I am using ANTLR V4 to extract the parse tree of Java programs for other purposes Let me start with this sample: ANTLR…… -
Java – find Net 3.5 / J2EE architecture concept comparison article / chart
We're thinking about bringing the Net technology combined with Java Technology (WCF, JBoss / ESB, mom, WPF, WF), I nee…… -
The JPA / Hibernate timestamp is not saved in the database / object entity
I'm using javax Persistence as my entity object MySQL for database @Column(name = "ENTRYDATE") private Date entryDa…… -
Java – short for bitwise operations
I use a technology called DDS. In IDL, it does not support int. therefore, I think I will use a short one I don't need…… -
Java – any algorithm for the “flip all” (light out) game?
In this game: http://www.mathsisfun.com/games/allout.html OK, after reading some answers and comments (and taking a qu…… -
Java – hibernate conditions use group by and return entity list
I'm trying to use group by in my standard I need to do this: SELECT b FROM Book b GROUP BY volumeCode; I have the foll…… -
Java – how do I ensure that a given dependency is included in my application using the spring framework?
This will be an indescribable problem, but there are We are using Delphi spring framework ( http://code.google.com/p/d…… -
Java – spring security authorizes the requests value from the database
I want to configure the authorize requests value from the database when the server starts At present, I have given the…… -
Multithreading – operations in a separate TThread block GUI thread
I use this tutorial http://delphi.about.com/od/kbthread/a/thread-gui.htm Creates a class that uses the tdownloadurl to…… -
java-8 – Weblogic 12.2. 1 Java 8 Spring Data JPA Hibernate 5. X deployment conflict
I'm trying to use 5.0 with hibernate X and spring data JPA 1.9 Weblogic 12.2.4 1. Deploy ear file In Weblogic 12.1 The…… -
Java – why does this type parameter remain in bytecode?
Type erasure page says However, for the following classes: public class Foo<E extends CharSequence> { public…… -
How can I share Java functionality without providing other source code?
When programming in C language, we have header files and source files When our company sells our products (essentially…… -
Java – if the value in JSON is null, the default value is provided for the property
Suppose I have a class, that is private class Student { private Integer x = 1000; public Integer getX…… -
Java – who will automatically pack / unpack?
Does the compiler or runtime perform automatic boxing / unpacking? Consider the following example: public Integer get(…… -
Java – SSL debugging in eclipse
The following error occurred while running the eclipse application javax.net.ssl.SSLHandshakeException: sun.security.…… -
Java – cannot resolve any bean of type [org. GlassFish. Jersey. Message. Filtering. SPI. Objectprovider]
I tried to transfer from Moxy to Jackson JSON media provider to serve my jersey network, and found several problems I …… -
Java – override spring: message tags with database values
I use spring to display messages in the properties file I want to be able to override the < spring: Message > ta…… -
How do I detect completed resizing operations in JavaFX?
I have a stage, a scene and a WebView node When I expand the window to a larger size - things get very slow due to Web……