包含标签：Java 的文章
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Java – force UI update
I have a piece of code to capture screen shots of nodes in JavaFX: public BufferedImage getSnapshot(final Node... hide…… -
Java – httpclient 403 error when using valid client certificate
I'm trying to automate some tasks on the website using Java I have a valid client for the website (works when I log in…… -
Java – the default character set (us-ascii) on heroku causes problems
We deployed a Java application based on Maven jetty on heroku Locals, when I do this: System.out.println("Default Char…… -
Java Swing RadioButton with variable, clickable icons
Design a question. The range of answers can be selected through RadioButtons Each mouse click can change the displayed…… -
How to use regular expressions in Java to validate strings
Here, I want to make regx for strings that contain only 0 to 6 numbers Example-1 : "010002030405" Valid String This st…… -
Java – dynamically change the icon of a specific node in JTree
I've seen many examples of changing node icons during tree instantiation, but I want a way to dynamically change the i…… -
Java – simpledateformat query
I have the following code snippet Date date=null; SimpleDateFormat sdf=new SimpleDateFormat("dd-MM-yyyy"); try…… -
Reply to a request through a queue using hazelcast
I wonder if I can ask for a reply: >1 hazelcast instance / member (central point) > 1 application that uses haze…… -
Java – how to use dynamic CSS in JSP files based on param values
I have a JSP file as follows: <html> <head> <script type="text/javascript"> var type=<…… -
Java – which pattern of using policy patterns can avoid duplicate code in concrete policies?
I am unfamiliar with design patterns. In the following example, I use what I think is the strategy pattern However, I …… -
Java – control structure used with 3 possible inputs (efficiency)
In my java program, I need a control structure that should provide three different results for three different inputs …… -
Retrieving information from LDAP (Java)
I'm trying to retrieve data from the LDAP server, but it failed (connection works) It's hard for me to understand what…… -
Java: AES encryption using CTR mode; Unable to decrypt
I'm using the following code, but it doesn't decrypt the text correctly. What I get is output Encryption:% no2f? ¢¶SHº…… -
Java – integrating SCORM in LMS
I developed a learning management system using Java I must import and access SCORM courses in my LMS I'm in SCORM COM,…… -
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 – 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 – 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…… -
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 – 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…… -
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 – 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. 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 – 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 – 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…… -
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 – 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 – 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 – 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 – 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 – 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 – 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 – 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……