Java 归档 - Page 295 of 655

Java – Lucene highlighter

Lucene 4.3. How does a highlighter work? I want to print out the search results from the document (as the search word ……

Java

2020-02-27

How to simulate javax servlet. ServletInputStream

I'm creating some unit tests and trying to simulate some calls This is what I have in my working code: String soapRequ……

Java

2020-02-27

Is there any reason for “Boolean. True. Equals (x)” in Java?

I encountered this code in one of the projects (this is in Java) if (Boolean.TRUE.equals(foo.isBar())) Foo#isbar() is ……

Java

2020-02-27

Java – basegameutils cannot add Google API client Apioptions resolves to type

After importing the basegameutils project into the library and fixing several errors, I encountered these errors: Goog……

Java

2020-02-27

Jbas015852 cannot index class java Lang.illegalstateexception: unknown token

This error occurs when deploying to the local JBoss server Is there any way to solve this warning? The explanation of ……

Java

2020-02-27

Java – Google cloud messaging: when IOS app is in the background, it will not receive alerts

I have followed this tutorial https://developers.google.com/cloud-messaging/ios/client Implement GCM on my IOS applica……

Java

2020-02-27

Java – filter concurrenthashmap by value

I'm trying to filter the size of concurrenthashmap < string, LinkedList < string > > through LinkedList &l……

Java

2020-02-27

Java: how do I group all Java dates in the corresponding week?

Question: I have many dates. I need to arrange them by week Question: how do you group dates according to the dates in……

Java

2020-02-27

Date java was installed using calendar

I want to know if there is an existing enumeration that contains all working days in Java I'm using calendar to handle……

Java

2020-02-27

Draw a beautiful circle in Java

I'm using java graphics and I've been getting ugly This is what my java program does This is the same thing done in MA……

Java

2020-02-27

Java – spring MVC – use flyway to clean up the database between tests

I use flyway to manage the database state in my spring MVC application I configure it in my servlet context XML file e……

Java

2020-02-27

java – Apache Hadoop setXIncludeAware UnsupportedOperationException

I tried to run Apache Hadoop 1.21, but I got this exception: Failed to set setXIncludeAware(true) for parser org.apach……

Java

2020-02-27

java – org. springframework. jdbc. Incorrectresultsetcolumncountexception: incorrect number of columns: expected 1, actual 38

I'm using jdbctemplate to retrieve beans from DB This is my way public List<trackerv3Livedata> getTrackerData()……

Java

2020-02-27

Java – used to check Lombok builders that are not null but not empty

I have a variable class and I don't want it to be null or empty Is there any way to use the Lombok builder to set prop……

Java

2020-02-27

Throw arithmeticexception in Java

In Java, (number / 0) throws an arithmeticexception, while (number / 0.0) = infinity Solution Because IEEE - 754 float……

Java

2020-02-27

Java ServerSocket connection restrictions?

I'm using sockets for some tests. I've encountered some strange behaviors: after the 50th client socket is connected, ……

Java

2020-02-27

Java – deadlock on synchronized (string intern())

My user sun JDK 1.5 ThreadPoolExecutor (24,24,60, timeunit.seconds, new linkedblockingqueue()) Soemtime I use the JDB ……

Java

2020-02-27

Java – how do I check if a thread is sleeping?

Is there any way to check whether a given thread is sleeping? Solution You can call thread Getstate() to check whether……

Java

2020-02-27

Faster output via Java standard?

In an online judging programming contest, I need to output up to 50000 lines in 1 second through standard output (in a……

Java

2020-02-27

Check each bit in the byte array with Java?

So I have a byte array, and I have a function to check whether the nth least significant bit index of the byte array i……

Java

2020-02-27

Java – keylistener does not work properly after clicking the button

I have a keylistener attached to my framework in Java. I can detect the key when the key is pressed, but strange thing……

Java

2020-02-27

Java and Tomcat vs ASP Net and IIS

Only recently did I consider myself a very good Web Programmer (providing 10 years of business experience in various e……

Java

2020-02-27

Java – modelmapper: ensure that the parameter of the method is zero and does not return void

I have the following configuration for the model mapper to convert an instance of the user class to an instance of ext……

Java

2020-02-27

Java – can we use @ Autowired in JSP? If so, what?

I am building a web application using spring and hibernate Solution If you are using spring MVC, you can pass your ser……

Java

2020-02-27

Declare mat in opencv Java

How to create and assign a mat using java opencv? The C version starting from this page is Mat C = (Mat_<double>……

Java

2020-02-27

Why can methods be called on java interface methods? [comparable]

In AP Computer Science class today, I have this Code: Comparable x = 45; Comparable y = 56; System.out.println……

Java

2020-02-27

Why is this java code not # skipped?

I am a novice, but I try to allow Java scripts to read external Txt file can have some comments at the beginning of th……

Java

2020-02-27

Java – get font, size, bold, etc

I can't find anything to access windows fonts or predefined fonts and sizes So for my java program, I have one JCombo@……

Java

2020-02-27

Java – why do generic types have the same signature?

I have the following generic classes: class Or<A,B> { Or (A a) {} Or (B b) {} } Why do I get the following e……

Java

2020-02-27

The query of the combined spring data specification has multiple connections on the same table

Sorry, if my terminology is incorrect We use spring data, jparepositories and conditional query as methods to query da……

Java

2020-02-27

System. In java thread exit

My main thread created a new thread PS. the new thread will call other Jar file, so I can't modify it Solution You can……

Java

2020-02-27

How to force a program to always run the first iteration of a while loop?

I am writing a program to implement the algorithm I found in the literature while(solution has changed){ updateSol……

Java

2020-02-27

搜索内容

Java – Lucene highlighter

How to simulate javax servlet. ServletInputStream

Is there any reason for “Boolean. True. Equals (x)” in Java?

Java – basegameutils cannot add Google API client Apioptions resolves to type

Jbas015852 cannot index class java Lang.illegalstateexception: unknown token

Java – Google cloud messaging: when IOS app is in the background, it will not receive alerts

Java – filter concurrenthashmap by value

Java: how do I group all Java dates in the corresponding week?

Date java was installed using calendar

Draw a beautiful circle in Java

Java – spring MVC – use flyway to clean up the database between tests

java – Apache Hadoop setXIncludeAware UnsupportedOperationException

java – org. springframework. jdbc. Incorrectresultsetcolumncountexception: incorrect number of columns: expected 1, actual 38

Java – used to check Lombok builders that are not null but not empty

Throw arithmeticexception in Java

Java ServerSocket connection restrictions?

Java – deadlock on synchronized (string intern())

Java – how do I check if a thread is sleeping?

Faster output via Java standard?

Check each bit in the byte array with Java?

Java – keylistener does not work properly after clicking the button

Java and Tomcat vs ASP Net and IIS

Java – modelmapper: ensure that the parameter of the method is zero and does not return void

Java – can we use @ Autowired in JSP? If so, what?

Declare mat in opencv Java

Why can methods be called on java interface methods? [comparable]

Why is this java code not # skipped?

Java – get font, size, bold, etc

Java – why do generic types have the same signature?

The query of the combined spring data specification has multiple connections on the same table

System. In java thread exit

How to force a program to always run the first iteration of a while loop?

Categories

Recent Posts

Tags