包含标签：Java 的文章
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Java – how to calculate the number of elements that match the streams predicate?
In Java 7, I have this Code: public int getPlayersOnline() { int count = 0; for (Player player : players) { …… -
Java – use spring to get the declaration of the error message “CVC ELT. 1: element” bean “not found
I tried to set up a simple spring application and I got the following exception This is indigo running independently d…… -
Java – Method of using Google Eclipse Plug-in in Google cloud endpoints
I encountered a strange behavior when using the Google App Engine Eclipse Plug-in to generate endpoints I have an endp…… -
Java – where is the calling event scheduling thread?
I read that all code for constructing swing components and handling events must be run by event dispatch thread I know…… -
Java – which API can I use to format ints as 2 digits?
What API can I use to format ints as 2-digit numbers? For example, in this loop for (int i = 0; i < 100; i++) { …… -
Capture the content of standard output in Java
I'm calling a function that prints some strings in my console / standard output I need to capture this string I cannot…… -
Java – how to handle properties in interceptor bindings
I have a note: @Inherited @InterceptorBinding @Retention(RUNTIME) @Target({METHOD,TYPE}) public @interface Example { }…… -
Normalize java bean property names
I have a bunch of third-party Java classes that use different attribute names to implement the same attributes: public…… -
Java – set the attribute ‘antijarlocking’ to ‘true’ and no matching attribute was found
My context XML file: <?xml version="1.0" encoding="UTF-8"?> <Context antiJARLocking="true" path="/candy"/>…… -
Using build Java replaces build XML, using Java and ant libraries as building systems
I've been disappointed with groovy based ant alternatives Ant builder doesn't work in eclipse, eclipse's groovy plug-i…… -
How are Java applications deployed in the “real world”?
As a novice in the Java programming world, this problem always bothers me I first thought that all java files were com…… -
Java – how to resolve the invisible ‘implicit super constructor classa() Must explicitly call another constructor?
I have a class "classA", which has a private constructor public final class ClassA{ private ClassA{ } public st…… -
Java – send a message from wearable to mobile phone and reply immediately
I've been fighting the Android wear message API, and I can finally accept that I need some help My application is very…… -
Java – how to mark JTable cell input as invalid?
If I use JTable and specify the classtype of the column on its model, it is as follows: @ h_ 502_ 2@DefaultTableModel …… -
Read txt files from specific packages
I'm trying to read a text file in a specific package, but it can't be found I can read it and insert an absolute path,…… -
Java – how to find all points in the path in Android?
After a while, I asked a question to see if I could find a specific point on the road; But this time, I wonder if ther…… -
Java – long long is not greater than long MAX_ VALUE
If I have a mission Long c = a + b; Is there a simple way to check that a B is no better than long MAX_ VALUE / Long. …… -
Does Common Lisp have a Java like set interface / implementation class?
I need an element like this, which doesn't contain duplicate elements of any element Is there such a thing in Common L…… -
Java – where is the calling event scheduling thread?
I read that all code for constructing swing components and handling events must be run by event dispatch thread I know…… -
Java – no segment * file found
I need to access the Lucene index (created by crawling several pages using nutch), but it gives the error shown above:…… -
Java – use ant to build a project that contains actionbar Sherlock as a library project
My Apache ant project uses actionbar Sherlock as the project library to build a problem I have successfully used "Andr…… -
wait. Until (expectedconditions) no longer works in selenium
So far, I have used 2.45 In version 0, all waiting is completed as follows: webdriverwait wait = new webdriverwait(web…… -
Java – multiple choice test
I'm doing single - choice and multiple - choice tests I have several questions and four answers to each question Each …… -
Java is equivalent to Net version class?
. Net system Does the version class have a Java equivalent? What do you say in Java? Version myVersion = new Version(2…… -
How to handle outofmemoryerror in Java?
See English answers > how to deal with "Java. Lang. outofmemoryerror: Java heap space" error (64MB heap size) 17 Ex…… -
Java – convert map to map >
I have the map below Map<String,String> values = new HashMap<String,String>(); values.put("aa","20"); valu…… -
Java – calling static methods on classes?
I have a reference to a class object and sometype has a static method Is there a way to call this method without insta…… -
Java – swing: link toggle buttons and button groups, and corresponding menu items
For a school project, I need to make a simple painting application that can draw lines, ellipses and rectangles Assign…… -
Java – the difference between static and dynamic data structures
What are the main differences, advantages and disadvantages between static and dynamic data structures? In which categ…… -
Java – transparent JPanel
I want to create a translucent JPanel I do this by simply using the RGBA value of the color constructor, but the probl…… -
Java – how to pass string as input in FreeMarker?
There is already an answer to this question: > 4 load FreeMarker templates from database However, I didn't find any…… -
Java – how to keep empty XML tags after XSLT – prevent them from collapsing into
Say I have a very simple XML, an empty tag 'B': <Root> <A>foo</A> <B></B> <C>……