Java 归档 - Page 83 of 655

Sonarqube and Java plug-ins are installed, and there are no rules under the quality configuration file

I have installed sonarqube 3.7.0 for it 3 and all related Java plug-ins Under the quality profile tab, I can't find an……

Java

2020-08-30

jpa – java. Lang. illegalargumentexception: you tried to set a parameter value with a string name that does not exist in the query string

I have the following named query: @ h_ 502_ 7@ @NamedQuery( name = "Userdetails.findByUsername",query = "SELECT u ……

Java

2020-08-30

Java – the Eclipse Plug-in cannot find a class from the class folder

I am developing an eclipse plug-in and want to use some pre compiled classes. I have put these classes in the Lib / fo……

Java

2020-08-30

Java – does not work in Tomcat 7

I see the answer to this and suggest adding < absolute ordering > I'm using Tomcat 7.0 29 and some filters are d……

Java

2020-08-30

Java: why can’t my variables be passed to the constructors available to my methods?

So I declared some variables in main and created a new object; Pass a variable as a parameter to the constructor Now, ……

Java

2020-08-30

Java – inversion of return value

I have a flag that I want to pass to a function that returns true or false according to the value in the map: // userL……

Java

2020-08-30

Java prints a string containing multiple integers

Just started learning Java, it seems that I can't figure this out I'm learning learnjaonline Org, which teaches you so……

Java

2020-08-30

Java – constructor parameter parsing

I recently started working on version 3.2 I try to understand constructor parameter parsing in case dependencies are p……

Java

2020-08-30

Java – draw a Christmas tree with “X”

I'm trying some online exercises in Java I have done a lot of exercises, but if n = 4, I will stick to an exercise tha……

Java

2020-08-30

CouchDB last SEQ change feed

I think I made a mistake here. Maybe someone can clarify I have an application that polls CouchDB for a long time (thr……

Java

2020-08-30

How to create restful web services for JSON data in Java, Tomcat and eclipse

I have a JSON data like this I want to create a restful web service that generates a JSON output, just like the link a……

Java

2020-08-30

java – Android – Webview Progressbar

I added a progress bar to WebView I want to have progress bar coverage on WebView. I want to display the percentage of……

Java

2020-08-30

Java – use variables / expressions in comments (in the thymeleaf template)

I need to add some information about the generation to the page </html> <!-- page [[${pageCode}]] was generat……

Java

2020-08-30

Failed to delete duplicates in array using ArrayList

I want to remove duplicates from the array by using the array list The code seems to work in all cases unless the stri……

Java

2020-08-30

Java – how to add a map entry to the ArrayList?

I'm creating an ArrayList of map entry key value pairs In this way, I can store a large number of individual words (as……

Java

2020-08-30

JavaFX style sheets in OSGi packages

I've put "styles. CSS" in the root directory of my package, and now I'm trying to figure out how to link it in the cod……

Java

2020-08-30

Java – delete method binary search tree

I'm trying to implement a remove method for the BST structure I've been studying The following code contains the find,……

Java

2020-08-30

java. lang.ClassLoader. Error in loadclass (unknown source)

For my paper, I try to deal with some things with pictures. One step to complete it is to find the corners in the pict……

Java

2020-08-30

Java – how to call arrayadapter constructor from fragment in Android

I'm trying to add a two - column listview to my android app When I create a project, I choose the fragment option, whi……

Java

2020-08-30

Java – tomcat, which uses the user session storage of JDBC store, and immediately timeout the session

I tried to store user session data in a database I've followed some articles and Tomcat documentation on how to do thi……

Java

2020-08-30

How do I replace a specific element in the linkedhashset?

Using ArrayList, I will do similar things myList.set(myList.indexOf(oldItemNumber),newItemNumber); Is there a simple w……

Java

2020-08-30

Java – simpledateformat cannot resolve date

I have encountered some problems parsing string so far I searched for an idea on stackoverflow, and I got my answer, b……

Java

2020-08-30

Java – performance comparison test between threadlocalrandom and shared static random instances

In our project for a task, we use static random instances to generate random numbers After the release of Java 7, a ne……

Java

2020-08-30

Java – when to use uppercase and lowercase names

I'm a novice in Java. I just started learning this language, but I encountered some obstacles along the way. I hope yo……

Java

2020-08-30

Java – mybatis custom typehandler is not executed when tags are placed

I have a < resultmap > that uses a custom typehandler as one of the result properties: <resultMap id="foo" ty……

Java

2020-08-30

Java – how to pass multiple parameters to a restful web service using HTTP post

I have two array parameters and an object array, and I want to pass them @POST @Path("Test3") @Produces("text/plain"……

Java

2020-08-30

Java – running functions on JButton

I'm trying to create a program in Java that uses a robot to press a specific key every few seconds It has a GUI with s……

Java

2020-08-30

Java – is it correct to use ArrayList or LinkedList instead of list when declaring variables / parameters?

See English answers > type list vs type ArrayList in Java 15 public class foo { private List<String> fooT……

Java

2020-08-30

Multithreading – passing qlist * to signals from qthread

In my QT application, I have a class called from an object running in a thread In my worker class, I created qlist, ju……

Java

2020-08-30

Java – object initialization using interfacetype

I've just come into contact with the Java programming language I have been programming in c# for two years When I brow……

Java

2020-08-30

Java – JScrollPane ‘lazy’ scrolling, containing many components

I have a 3045 form! Components (1015 labels, 1015 text fields, 1015 combo boxes) All of these are in JPanel and JPanel……

Java

2020-08-30

Java – binary search is not applicable to doubles

This program applies to integers, but not doubles There was no error, but the program returned - 1 Sorry, if this is a……

Java

2020-08-30

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Sonarqube and Java plug-ins are installed, and there are no rules under the quality configuration file

jpa – java. Lang. illegalargumentexception: you tried to set a parameter value with a string name that does not exist in the query string

Java – the Eclipse Plug-in cannot find a class from the class folder

Java – does not work in Tomcat 7

Java: why can’t my variables be passed to the constructors available to my methods?

Java – inversion of return value

Java prints a string containing multiple integers

Java – constructor parameter parsing

Java – draw a Christmas tree with “X”

CouchDB last SEQ change feed

How to create restful web services for JSON data in Java, Tomcat and eclipse

java – Android – Webview Progressbar

Java – use variables / expressions in comments (in the thymeleaf template)

Failed to delete duplicates in array using ArrayList

Java – how to add a map entry to the ArrayList?

JavaFX style sheets in OSGi packages

Java – delete method binary search tree

java. lang.ClassLoader. Error in loadclass (unknown source)

Java – how to call arrayadapter constructor from fragment in Android

Java – tomcat, which uses the user session storage of JDBC store, and immediately timeout the session

How do I replace a specific element in the linkedhashset?

Java – simpledateformat cannot resolve date

Java – performance comparison test between threadlocalrandom and shared static random instances

Java – when to use uppercase and lowercase names

Java – mybatis custom typehandler is not executed when tags are placed

Java – how to pass multiple parameters to a restful web service using HTTP post

Java – running functions on JButton

Java – is it correct to use ArrayList or LinkedList instead of list when declaring variables / parameters?

Multithreading – passing qlist * to signals from qthread

Java – object initialization using interfacetype

Java – JScrollPane ‘lazy’ scrolling, containing many components

Java – binary search is not applicable to doubles

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