Recent Posts
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Java – does anyone locally parse Jax WS catalog. XML of schemalocation on metro xml?
I'm in my A jax-ws-catalog.xml file has been added to the war file XML to parse schemalocation. XML locally rather tha…… -
Java – what is the difference between the non xadatasource with JTA = “true” and xadatasource?
I'm confused that we can allow JTA transactions using non - XA data sources So what's the difference between Xa and no…… -
Java – New phonegap 3.0 import org apache. Cordova can’t solve it
I'm using the omnipotent command line to install the new phone gap 3.0 cordova create hello com.example.hello HelloWor…… -
Java – can I tell bufferedimage what the original file type is?
In my code, I have a bufferedimage loaded with the imageio class, as shown below: BufferedImage image = ImageIO.read(n…… -
Java – files cannot be accessed from Src / main / resources through test cases
I have a file in Src / main / resources dat. When I try to test a class that loads the file through a jar file, the te…… -
Execute diff in Java
I am looking for diff implementation in Java I see Python has its own sequencematcher (with difflib), which is exactly…… -
java – ASN. 1 encoding – decoding
I am currently developing a client server program, a client in Java / C and a server in C In this case, I realized the…… -
Java API interrupt
I have the following APIs: public interface MyApi { /** * Performs some stuff. * @throws MyException if co…… -
Java – function method of thread safe shared counter
I am new to scala and functional programming. I like the idea of using immutable objects. I can avoid many thread safe…… -
Java me – how to create a browser window in J2ME?
How to create a browser component in J2ME that can display web pages in applications? Is there an API available? Or is…… -
Java – performance of log4j
I am developing a web application. I want to record some information to help me improve and observe the application (I…… -
When adding another object, Java util. ConcurrentModificationException
I am experiencing this exception What's wrong with my code? public class GlennTestMain { static ArrayList<Pers…… -
Java – swing: hover over the radio button label on the translucent JPanel
In my question, I have an opaque JPanel and another translucent (translucent) JPanel, which is located on the first JP…… -
Java – what should you do?
Java checked exceptions sometimes force you to catch checked exceptions that you think will never be thrown Best pract…… -
JavaBeans comparison
Does anyone know a free open source library (utility class) that allows you to compare two instances of a java bean an…… -
Unit testing – unit testing is worth the effort, in a large and old (5yr) code base?
I just joined a team that has been working in the main mode for the past five years (Java, Maven based projects) There…… -
Java – how should I check whether a stream is sorted?
Using Iterable < T >, it is easy to: T last = null; for (T t : iterable) { if (last != null && last.…… -
Java – stream lists are grouped
I'm looking for refactoring how to use streams in some of my code The first example is my current practice The second …… -
Java – good programming style when dealing with multiple objects
I've been programming a software version of a board game So far, I have written classes corresponding to physical obje…… -
Java – is writer an atomic method?
I want to write some strings to the file Therefore, I use the bufferedwriter class Since many threads tend to write to…… -
What is the c# equivalent of a calendar in Java?
I am converting java to c# and need to convert code involving calendar: Calendar rightNow = Calendar.getInstance(); St…… -
Variable fields of objects in Java collections
I correctly assume that if you have a field contained in the Java collection & (or as a key in the map about the t…… -
Java – how do I enable Maven profiles when the build version is not – snapshot?
I'm trying to use the gitflow helper Maven plugin extension for my Maven build Therefore, I want to configure my proje…… -
Java – ecobertura does not work properly in eclipse
So I tried to test the coverage of Java applications in eclipse I installed ecobertura from the "install new software"…… -
Why use negative int in toString method of integer class in Java SRC for mod operation
When I read the Java version of 1.7 0_ 09 source code, I found that the implementation of toString method of integer c…… -
Java – the easiest way to index a collection’s attributes, which are themselves a collection
I have a list < foo > and want a guava Multimap < string, foo > we divide each tag of their collection <…… -
Java – stream lists are grouped
I'm looking for refactoring how to use streams in some of my code The first example is my current practice The second …… -
Unit testing – unit testing is worth the effort, in a large and old (5yr) code base?
I just joined a team that has been working in the main mode for the past five years (Java, Maven based projects) There…… -
Java – how do I enable Maven profiles when the build version is not – snapshot?
I'm trying to use the gitflow helper Maven plugin extension for my Maven build Therefore, I want to configure my proje…… -
Java lambda sublist
What is the shortest path to express "conditions for obtaining new list B from list a" through Java 8 lambda? Say I ha…… -
Java – JWT authentication: how to log off?
I implemented JWT authentication for my spring launch application In general, its working principle is as follows: >…… -
Java – jmh means M1 is faster than m2, but M1 stands for M2
I wrote a jmh benchmark involving two methods: M1 and M2 M1 calls m2, but jmh claims that M1 is faster than m2 for som……