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The method add(Figura2D) in the type Set<Figura2D> is not applicable for the arguments (Rettangolo)
fixed the issue. Will look into that further Rettangolo is not an instance of Figura2D. In Rettangolo class add extends Figura2D to use inheritance.
TAG :java
Date : October 20 2020, 01:08 AM , By : Olga Kyrychuk
Regex to match a string and exclude everything else until a new line
will be helpful for those in need This solution somewhat solves my issue but need to exclude any characters after Ordernr until a carriage return(new line) , This should do:/Ordernr.*[\r\n]+(.*)/g
TAG :java
Date : October 20 2020, 01:08 AM , By : David Wagner
Mule ESB Two JSON arrays, merge one array into another with Dataweave
To fix the issue you can do You should use Hashmap lookup instead filter for better performance. It can be done in two ways assuming output [{"160544":"5.0000"}, {"160545":"4.0000"}]
TAG :java
Date : October 20 2020, 01:08 AM , By : ryan12
How to get an InputStream of a Java class properly? Gitlab CI fails
I wish this help you I found the problem, it was a security problem with the maven image used in my .gitlab-ci.yml. I used 3.5.0-ibmjava-9 image because 3.5.0-jdk-9 as an issue with SSL certificates. To solve my problem, I switched to 3.5.0-jdk-9-sli
TAG :java
Date : October 20 2020, 01:08 AM , By : callmeshop
ListView items repeated
will be helpful for those in need The error was: static variables in the class that had to be shown in the list view. I removed the static attribute and everything is fixed
TAG :java
Date : October 20 2020, 01:08 AM , By : g_g
How do I determine the Big O of a recursive algorithm that includes an optimization?
I hope this helps you . Your algorithm is O(n). What you have implemented is what's called memoization. What this really means is that when breaking problem in two (or general more) subproblems which are partly-overlapping (e.g F(5) = F(4) + F(3)) ,b
TAG :java
Date : October 20 2020, 01:08 AM , By : Ke Zhang
How to programatically add variables to the Shell from which some code was invoked?
To fix this issue To load variables from an input file you can make use of the Jshell script itself.Assuming the Jshell script named some.jsh needs to supply two variables such that one of them is a String and another is a primitive integer.
TAG :java
Date : October 20 2020, 01:08 AM , By : Rodrigo Silveira
How to get variable names and their values contained in a single string?
I hope this helps you . I created a Location class that will hold the data we're going to parse.
TAG :java
Date : October 20 2020, 01:08 AM , By : RocketStart
java get all extended interfaces from base interface
I wish this helpful for you Kind of, but not really.What you would have to do is enumerate all types, and among them find things that are interfaces and extend your interface. (Use ClassisInterface and ClassgetInterfaces.)
TAG :java
Date : October 20 2020, 01:08 AM , By : Yun Dun
How to send Jersey multipart but with a different content type for each file
it should still fix some issue I was under the impression that the content headers for jersey had to be entered individually and file parts added afterwards, but in fact, add a file part adds the headers anyway. So just a misunderstanding, solved wit
TAG :java
Date : October 20 2020, 01:08 AM , By : Alexuy
Why is value set correctly even though we use different locks in different threads
I hope this helps you . Java string literals are interned to save memory.Your two "LOCK" strings (and therefore the two objects you lock on) are actually the same object.
TAG :java
Date : October 20 2020, 01:08 AM , By : Petr
Java 8 String Garbage collection
this one helps. userText will be a string of around 7000 characters in different languages. I was wondering how the strings will be garbage collected after executing this code. For suppose after unescapeHtml4 userText is assigned a new value and the
TAG :java
Date : October 20 2020, 01:08 AM , By : tina isabella
JPA Lock Mode behaviour
Any of those help If you use LockModeType.PESSIMISTIC_WRITE on a query, then you would end up adding an equivalent of Serializable isolation level on oracle db.On the database level only the rows corresponding to the result entities will be locked wi
TAG :java
Date : October 19 2020, 03:08 PM , By : Ken
changing text on textview with button's onClickListener
I wish this helpful for you First, this way, you have a potential infinite loop. And if it can happens, it will happens! It's not a good idea to "get random item and check if it's ok or try again".I think that it's better to keep a list with all item
TAG :java
Date : October 19 2020, 03:08 PM , By : Felix Tomas Ilustrad
JSNI methods do not get compiled or added to the resulting JavaScript apparently
help you fix your problem I've used GWT before and did not have any problem with JSNI, but now for some reason in a new project I have. , You have a semicolon (;) after getint():
TAG :java
Date : October 19 2020, 03:08 PM , By : Sxm
How to compare rgb values, ignoring alpha
hop of those help? As the question says, I would like to compare two colors using their rgb value, but I want to ignore alpha. I don't get those bit shift and bit wise operators, so can you tell me is there a more elegant way to do this than the code
TAG :java
Date : October 19 2020, 03:08 PM , By : Rajesh
java jpanel synchronization with repaint() or: Is a Listener addable to swing's repaint?
like below fixes the issue I'm writing a plugin for a miscropy program and have problems with the repaint() method. , that I want to plot and save as images.
TAG :java
Date : October 19 2020, 03:08 PM , By : Shashank Shekhar
How to make the `@Endpoint(id = "health")` working in Spring Boot 2.0?
Any of those help Update The documentation on the new Spring Actuator Endpoints is not very lucid. It's trying to explain the new endpoint infrastructure with the existing health endpoint as an example. A new endpoint ID has to be unique and shouldn'
TAG :java
Date : October 19 2020, 03:08 PM , By : Martin Aalby Svalese
Replacing pronouns throughout a String
I hope this helps you . This isn't working because you continue looping over j even after you've found a match in the dictionary. That is - you keep looking back towards the beginning of the string, and eventually find "Karla", even though you've alr
TAG :java
Date : October 19 2020, 03:08 PM , By : Иван Назаров
java.io.IOException: Failed to read zip entry source
To fix this issue , Adding the below line did the trick for me.
TAG :java
Date : October 19 2020, 03:08 PM , By : Yogesh
FTP upload does not work Android
With these it helps So i've found myself the answer, for those of you who will encounter this problem, first for POST or UPLOADING files, always use Asynctask, if not it will never work. And just check that in your application you have permission for
TAG :java
Date : October 19 2020, 03:08 PM , By : Joy Lopez
Java multiple Classes and multiple main methods, execute all main methods
seems to work fine Im new to Java and I just wrote some Code in which I used two classes with main methods. Id like to execute both main methods, one after another. Is there a possibility to execute both of them at once in a specified order? , You ca
TAG :java
Date : October 19 2020, 01:08 AM , By : Saurav Suman
java.lang.IndexOutOfBoundsException: Index: 0, Size: 0?
Hope this helps So, I'm creating a grid view. , java.lang.IndexOutOfBoundsException: Index: 0, Size: 0
TAG :java
Date : October 19 2020, 01:08 AM , By : Sandy Sandy
How can I control the brightness of an Image?
I hope this helps you . I have the following problem: , Take a look in the code below.
TAG :java
Date : October 19 2020, 01:08 AM , By : Leplumax
GUI JButton Not Updating On Time
it fixes the issue I managed to fix the issue by putting the ft.FindSpot in the invokeLater Swing Utilities function so that it was called from a different thread.
TAG :java
Date : October 19 2020, 01:08 AM , By : Max70
How often do you need to set the configuration file for log4j2?
it helps some times Log4j 2 configures itself on initialisation i.e. whenever a Logger instance is first created within an instance of a JVM, approximately ... the first class in your application which declares a Logger instance causes Log4j 2 to ini
TAG :java
Date : October 18 2020, 03:08 PM , By : Tommy Garcia
Java: Print average when 0 is pressed
This might help you What you should do is put your counting logic inside an infinite loop and then break out of that loop when the users input is equal to 0:
TAG :java
Date : October 18 2020, 03:08 PM , By : P. Yu
Using multiple local repositories while building Maven
This might help you Basically, you have the right approach. You set up a second "remote repository" and allow both of them to populate the "local repository" typically found in the ~/.m2/ directoriesThat said, there are a few subtle differences betwe
TAG :java
Date : October 18 2020, 03:08 PM , By : Joschy Rausch
Reducing complexity of large switch statements
I think the issue was by ths following , If, by your example, this is just the case of choosing a mapped value from a key, a table or properties file would be a more appropriate way to handle this.If you're talking about logic within the different sw
TAG :java
Date : October 18 2020, 03:08 PM , By : Jaz Ramage
Images are attached in mail with thymeleaf
hop of those help? The solution:In my java code, where I put the variable of the image, was missing the type of image:
TAG :java
Date : October 18 2020, 03:08 PM , By : Christopher Hayen
Bypassing LDAP for JUnit
may help you . You may use Jersey Test Framework for running your unit tests without starting the container. This also should allow you to bypass any security as your tests are controlling test instance configuration.Pretty basic tutorial: http://www
TAG :java
Date : October 18 2020, 03:08 PM , By : Eyad Akbayram
Eclipse JNI with .java file in package
This might help you The javah utility expects you to give it the fully-qualified name of the class you want it to analyze, and it expects to find that class relative to the classpath, according to that name. Thus, if the name of the class is com.exam
TAG :java
Date : October 18 2020, 03:08 PM , By : Silvia Hecher
Changing ContentPane background color over time
I hope this helps you . I want to make background changing on a ContentPane over some period of time. , You can use the following code:
TAG :java
Date : October 18 2020, 03:08 PM , By : Henry
Dagger 2: Unable to find generated class in Intellij Idea (Kotlin)
With these it helps This looks like KT-17923. Please update your Kotlin IDE plugin version to 1.1.60 or 1.2-Beta.Also, as a work-around, you can specify the generated directories manually:
TAG :java
Date : October 18 2020, 03:08 PM , By : Ronald_Bulkins
Put row of data from back-end service into ListView
will help you So what you want to do to pass the shift back is use a custom "Listener".Create this
TAG :java
Date : October 18 2020, 01:08 AM , By : Denis Sotnikov
Intent passing Date results in null
To fix the issue you can do Old big nerd ranch man takes me back yepDatePickerActivity does not know what extra_date is. There is no reference for it in your class, it is not a variable.
TAG :java
Date : October 18 2020, 01:08 AM , By : T. Nugumanov
iTextPdf7 - Get font from resources
it fixes the issue I am not quite sure why you are using aliases. You can use other factory methods that accept byte[] arrays in combination with Class.getResourceAsStream(String) to retrieve the contents of the font resource which can be used to cre
TAG :java
Date : October 18 2020, 01:08 AM , By : Andreas Höffernig
Multi Thread Server Multiple Port Send File Same Time
help you fix your problem I use multiple port and Multi thread Server when I send file from client to server like bellow code or from server to client. But I can't send data in same time for different port. I think I must use paralel programing do yo
TAG :java
Date : October 18 2020, 01:08 AM , By : Manuel Babuglia
Gradle on macOS Hight Sierra - Java 9
hop of those help? It is a Gradle bug has been fixed in version 4.2.1:https://github.com/gradle/gradle/commit/d9c35cf9d74c102641fcfe0bb7bf622791a96caf
TAG :java
Date : October 17 2020, 03:08 PM , By : jcanario
Trying to add methods to a class by extending it in a subclass?
this one helps. (TL;DR: Skip to the bold.) , The cast suggestions we have all made are failing because:
TAG :java
Date : October 17 2020, 03:08 PM , By : scalita baldovino
struts 2 NoSuchFieldError PROTOTYPE in TomCat on Fedora
I think the issue was by ths following , It seems /com/opensymphony/xwork2/inject/Scope.class has been overridden by an older one than Jun 18, 2015. At this date DEFAULT is changed to PROTOTYPE according to this commit but it seems an older one class
TAG :java
Date : October 17 2020, 03:08 PM , By : eps004
Finding out how many words are in the text input of JTextField
seems to work fine For small piece of text like that one in an inputText you could use split to generate a string array with the string break into words and so read the array's length:
TAG :java
Date : October 17 2020, 03:08 PM , By : Poulpe
What should be the value of Path in AWS GetParametersByPathRequest to retrieve Parameters from the Parameter Store
this will help We are using the following code to get parameters from the AWS Parameter Store: , The key was to add the recursive option:
TAG :java
Date : October 17 2020, 03:08 PM , By : Hector
Regular expression for spaces and integers, but no 'double negative' sign
this one helps. Trying to find a regex for a string containing only numbers and single spaces (but no spaces at beginning and end) such as this: , Code
TAG :java
Date : October 17 2020, 03:08 PM , By : nDARQ
How to set ViewResolver in Spring WebFlux
To fix the issue you can do Providing your httpHandler disables quite a lot of support from Spring Boot.You can declare your own WebExceptionHandler, as a component (even an ordered one) and Spring WebFlux will pick it up for you. Without a more conc
TAG :java
Date : October 17 2020, 03:08 PM , By : Kajetan S.
Modification of Bubblesort program with user input
around this issue That's because int[] numbers = new int[] {scan.nextInt()}; is a single assigment. scan read a single input and assign to number[0].You actually need to modify your code for scan to read n numbers and store in n-sized numbers.
TAG :java
Date : October 17 2020, 03:08 PM , By : Daus Daus
Hibernate - Join only single column instead of whole entity
Hope that helps You have a couple options.The first is to, as you allude to, use @Formula - without the other annotations you have on there, just using @Formula. This should do exactly what you expect.
TAG :java
Date : October 17 2020, 03:08 PM , By : خالد كوجك
How does elm's compilation differ from Java's checked exceptions?
should help you out Please don't get too caught up on what is essentially marketing hyperbole. Of course there are classes of errors that you will never be able to fully rule out with any compiler.As such, I've always taken these zero-runtime-excepti
TAG :java
Date : October 17 2020, 01:08 AM , By : Jonna
Java Install Fails On Ubuntu 14
To fix this issue I am trying installl jave 8 (jre/jdk) in my ubuntu 14.0.4 , "As a temporary work around":
TAG :java
Date : October 17 2020, 01:08 AM , By : michmy
Fully parsing where clause with JSqlParser
around this issue I would like to completely, and succinctly, parse a SQL where clause using JSqlParser. It's easy to parse it into individual conditional statements like so , Using ExpressionVisitorAdapter, you could overwrite
TAG :java
Date : October 17 2020, 01:08 AM , By : Helliot
Java - Can constants store and calculate other variables within them?
I wish this help you A "constant", in computer programming terms, is a value that is known at compile time, based entirely on the program's source code. This value can be the result of some calculation, but the only inputs allowed are other constants
TAG :java
Date : October 17 2020, 01:08 AM , By : LIz Miller
My regex doesn't match with a certain input - java
may help you . Please have a look at your ( ?([0-9]+)-?)+ regex demo: only 4 6 8 2 5-3 4 3 9 line is matched as a whole line while 4 -6 8 2 5-3 4 3 9, -4 6 8 2 5 -3 4 3 9, and 4 -6 8 2 5-3 4 3 9 are matched partially. If you get false, it means you a
TAG :java
Date : October 16 2020, 03:08 PM , By : Maggie De Williams
Break statement not storing data, returns only last value input
To fix the issue you can do According to the way you have designed your program, you need to call calculateSales() after each pair of calls to setProductNum() and setNumSold().Therefore the following line needs to be within your do ... while loop:
TAG :java
Date : October 16 2020, 03:08 PM , By : Diego
Quartz, setting up postgres schema, what should JOB_DATA be?
hope this fix your issue The data type for the column should be bytea. Simple way to confirm Go to http://www.quartz-scheduler.org/downloads/ download your version of quartz and extract it go to docs/dbTables and look for tables_postgres.sql
TAG :java
Date : October 16 2020, 03:08 PM , By : Arthur Menezes
adding resource files to karaf classpath
it fixes the issue I have been given a client jar that I'm using to invoke the server side classes and methods (containing code that I cannot update). The required property files are present in the provided client jar, but their code still doesn't lo
TAG :java
Date : October 16 2020, 03:08 PM , By : Nuttha Non Piza
Create a parameterized constructor
it should still fix some issue Default constructor doesn't take any argument. Your second constructor is a parameterized constructors. And your code is okay you just need to create one more parametrized copy constructor which takes another instance a
TAG :java
Date : October 16 2020, 03:08 PM , By : Adam Fisher
equals() method and '==' operator for primitive data types and class data types
Does that help is it correct to state that is mandatory to use the methods to compare class data types (like String)
TAG :java
Date : October 16 2020, 03:08 PM , By : user7447689
closing application on hardware back button in android
Does that help Create a function onActivityResult to your LoginActivity and call the MainActivity using the startActivityForResult()EXAMPLE:
TAG :java
Date : October 16 2020, 03:08 PM , By : mah
How to make request param as optional in a rest api path in Lagom?
wish of those help Yes, use an java.util.Optional type, and the syntax for query strings documented here:https://www.lagomframework.com/documentation/1.3.x/java/ServiceDescriptors.htmlPath-based-identifiers
TAG :java
Date : October 16 2020, 03:08 PM , By : TheCoderAsif
Implementing pause in game with alternatly switching moves
Hope that helps As @ Andrew Thompson comments, "A game model should keep track of whose play it is." A simple MVC example game is examined here. In this more complex turn-based game, a player moves to flee advancing enemies when a key is pressed. The
TAG :java
Date : October 16 2020, 01:08 AM , By : Abdul Rehman

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