包含标签：Java 的文章
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Get the enumeration value as a string list in Java 8
Is there a Java 8 method or a simple method that returns the enumeration value as a string list, such as: List<Stri…… -
Java – resolves the order indicator of the date in the date time string (st, Nd, RD, th)
I checked the simpledateformat Javadoc, but I couldn't find a way to parse the ordinal indicator in such a date format…… -
Java – how to convert HTML to text and keep line breaks
How to convert HTML to text and keep line breaks (generated by elements such as BR, P, DIV) may use nekohtml or any go…… -
java-1.7. What is the difference between 0-openjdk-i386 and java-7-openjdk-i386
When I install NetBeans, it gives me the option to choose the Java environment. I have three options, Oracle Java and …… -
Java – can you write a constructor that does nothing?
To use class methods, I need to instantiate a class At present, this class has no constructor (so I want to write it) …… -
Java – how to clear jtextfield when the mouse clicks jtextfield
When the mouse clicks on the text field, I need to make the program clear the text from the text field I've tried some…… -
How to set the timeout with BufferedReader according to urlconnection in Java?
I want to read the content of the URL, but I don't want to "hang" if the URL doesn't respond I have created a Buffered…… -
Java – spring data elasticsearch: multiple indexes with the same document
I used spring data elastic search and everything was normal at first @Document( type = "products",indexName = "empty" …… -
Java – command button in JSF
How to implement the back button as a command button for general work? Unlike the back button, I don't mean the browse…… -
Java – the caller blocks until getfoo () has a value ready?
I have a java thread that exposes properties that other threads want to access: class MyThread extends Thread { pri…… -
Closure in Java – syntax differences between the three main proposals?
Three main schemes for adding closures to the Java language have been proposed: >Bgga (bracha gafter Gosling ah é) …… -
Java – Hibernate: cannot deserialize – invalid stream title
Any ideas about how I can solve this mistake? I am using spring JPA and hibernate Here are the necessary details Entit…… -
Java – how to delete XML version strings from strings
I've read the XML file and used the code given below – String XmlString = ""; String resourcePath=FilePathHelper.get…… -
Pure Java text interface for roguelike games
OK, that sounds like a crazy idea - but I'm interested in emulating the 1980s style roguelike game text interface in p…… -
How to override the toString method of ArrayList in Java?
I want to use the toString () method for ArrayList in Java However, even if I add such toString () to the class contai…… -
Compiler construction – will different JDK updates produce different Java bytecodes?
Scenario: I have a project whose source compliance level is specified as 1.5 Now I compile this project with two diffe…… -
How are enumerations internally represented in Java?
Java enumerations are classes They are compiled into classes How does the following example compile? What is "class"? …… -
Can Java applications detect whether the debugger is attached?
I know that the (JVM) startup option lets the JVM wait until the debugger is connected - that's not what I mean Can I …… -
Java – jax-rs Jackson Jason provider date format problem
Wrt found the following problems: Jersey + Jackson JSON date format serialization – how to change the format or use cu…… -
Java – spring and Hibernate suddenly set transactions to read-only
We have one in JBoss 4.2 3, using spring 2.5 2 and Hibernate 3.2 6.ga. This is running on Linux jee01 2.6 16.60-0.54. …… -
Java – Convert integer list to int array
See English answers > how to convert list < integer > to int [] in Java? 17 Solution I believe you can find s…… -
Java – break down work into multiple threads
I have the following problems: for performance reasons, I need to split work across multiple threads, but I don't know…… -
Java – set request prioritization
I am using the volley Library in Android to set the priority of my request I can't find out how to prioritize requests…… -
Tab navigation in JavaFX textarea
How do I click tab in textarea to navigate to the next control? I can add a listener to the CATH de key press event, b…… -
Java – how to set JFrame as the parent of jdialog
I cannot set the frame as the owner of the dialog box Usually, when I extend the jdialog class to create a dialog box,…… -
Java simple server monitoring
I'm trying to find a solution that allows me to monitor the resource consumption of the server Best of all, the metric…… -
Java – does integer auto boxing and auto boxing provide performance problems?
We are using X for some iterations and other operations; Where x is an integer, not int Operations may be repeated in …… -
Java – list of all system properties supported by JRE
Yesterday I added a Java - djsse. Java in JDK 6u30 System attribute with enableccprotection = false I didn't know unti…… -
java – Hibernate. How does initialize () work
I know that we use lazily to load objects / collections outside the session. We do hibernate Initialize (object obj) s…… -
Java – the fastest way to insert a very large number of records into a table in SQL
The problem is that we insert a large number of records (more than a million) into a single table from a Java applicat……