Java
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Can I compile dependency Scala projects in Maven using mixed Java and scala code?
I have a project of scala and Java code. I currently use the scala ide plug-in to manage it in eclipse Currently, the …… -
Java – parsing XML in zip memory
I have a zip that contains two files: XML and thumbnails I want to open the XML file and parse it without having to ex…… -
Java – remove blocking from method
This is homework I don't want a solution, just a few links or ideas@ H_ 502_ 3@ In short, what I want to do is @ H_ 50…… -
Java – JNI calls static methods Is class object necessary?
Start calling static Java methods from C using JNI Specifically, after obtaining jclass (using findclass) and jmethodi…… -
Java – Apache Felix Shell Using SSH
How do I use Apache Felix and SSH? I want to use SSH to access Felix shell from a remote computer I know there is a te…… -
Using Java util. Advantages and disadvantages of timer and quartz scheduling?
I have to write an application that performs a series of tasks: >The task runs at 0200 hours every day. > The ta…… -
“Restful” Java Web MVC framework
The application I'm developing will "respond", communicate asynchronously and pass a lot of JSON back and forth I need…… -
How can I use the Java operator “|” in kotlin?
How do I use this operator? int a = 5 | 10; int b = 5 & 10; It can be used in Java, but you can't see it in kotlin…… -
Java Swing saves and loads workspace / settings
I have a Java Swing application that contains a stack of frames, and these frames mainly contain tables that display a…… -
Is there a more elegant way to handle lists in Java? (Python VS Java)
I like the way Python handles lists It makes any recursive solution look easy and clean For example, the typical probl…… -
java – EasyMock. expect(…). Times (…) and using easymock The difference between expect (…) and several times?
What's the difference: ResultSet set = EasyMock.createNiceMock(ResultSet.class); EasyMock.expect(set.getInt("col1")).a…… -
Java – algorithm: mixed mergesort and insertionsort execution time
Good day, so community, I am a CS student and am currently conducting an experiment combining mergesort and insertions…… -
Java – how do I set the message when I get an exception
public class XMLParser { public class XMLParser { // constructor public XMLParser() { } public Str…… -
Java – the Tomcat docker container stops and exists after stopping the Tomcat server
I am using docker container / image here After running the docker container, everything is normal But if I run / usr /…… -
Java – use locale to change the English country name to German
I have this requirement. I need to convert the equivalent country / region code to German country / region name I'm us…… -
Java – unsupported class: com mediatek. common. telephony. IOnlyOwnerSimSupport
After updating the dependencies, I did not respond after the application ran My dependence: dependencies { …… -
Java – how memory is allocated to lambda | how is it referenced through non superclass reference variables
I'm creating an implementation of the functional interface. Here's my code Consumer<Integer> consumer=new Consum…… -
Hash table – analyze the target and select a good hash function
This is not a specific problem of a specific solution; Instead, it's a response to any good stack overflow question I …… -
Java: how to prevent ‘systemid’ #resolveentity (string PublicID, string systemid) in entityresolver from being absolute to the current working directory
I want to parse the following XML document to parse all entities in it: <!DOCTYPE doc SYstem 'mydoc.dtd'> <d…… -
Java-8 – why do filters with side effects perform better than splitter based implementations?
How to skip even lines of a stream obtained from the files Lines, I follow the accepted answer method and implement my…… -
How do I interpret runnable in a java thread without a stack trace?
I am debugging legacy Java applications, and the thread dump (obtained through jstack) contains some entries as follow…… -
Java – inheritance relationship between square / rectangle (with constraint invariants) sharing quadrilateral cardinality
I have an interface polygon, and then I have a quadrilateral Then, I have two classes, square and rectangle, which ext…… -
Compare two integer arrays using java stream
I have two arrays of integers, for example – int [] a = {2,7,9} int [] b = {4,2,8} I want to compare it element by ele…… -
Java hashcode from multiple fields
In view of such a class: class MyObject { private String id1; private String id2; @Override public boolean eq…… -
Run compiled Java code at run time
I want to run the previously compiled code It doesn't matter if I compile anyway, but running code is a problem My cod…… -
JavaFX 2 charts and freehand zoom
This code draws xychart and performs freehand drawing using a combination of right-click and drag, while left-click an…… -
Java – how to use a custom sslcontextfactory in a restlet application running on jetty?
I'm trying to use restlet's clientresource to connect HTTPS to a server using a self signed certificate I use an indep…… -
Java – running standalone Hadoop applications on multiple CPU cores
My team built a Java application using Hadoop library to convert a pile of input files into useful output When I run t…… -
How to use strips to clear bean fields
In JSP, I have the following fields: <stripes:text name="email"/> This field is in my action bean (fragment): pu…… -
Java – invalid method reference for overloaded methods with different arities
Try compiling the expression comparator When comparing (string:: tolower case), the java compiler returns an error For…… -
Java – how complex is the prims algorithm using priority queues?
I use adjacency matrix and priority queue is data structure According to my calculation, the complexity is v ^ 3 log V…… -
Convert the calendar object to a string in Java format, with the format “yyyy MM DD HH: mm: SS”
I am converting the date stored in the calendar object in the string into a query in MySQL I need a string in the form……