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Java aggregate same objects into one

I’m quite new into programming and got a tricky question. I got an object which has multiple parameters: Every object always has non-null number attribute as well as one of three values-field. So for example, if valueOne is not null, the other two value fields valueTwo and valueThree would be null. So here’s my problem: The SampleObject is referenced in

Why does the Recycleview work differently when I start it or when I go back to it from an other activity?

I try to create a Shopping/ToDoList application where the items are contained in SharedPreferences. When I start the application, and I choose what I want to execute, Shopping list part or ToDoList part, then the java code fetches the existing data from the SharedPreferences and give to the RecycleView to create and show a list. It seems works totally correct, site language setting radio button handling in selenium

I am new to selenium automation and while learning radio button handling in selenium, I tried to automate language setting in page. I am unable to select the radio button listed in the page. site: code used: driver.findElement(By.xpath(“//input[@value = ‘ta_IN’]”)).click(); (I tried to select the language tamil- TA (3rd radio button)). Can anyone guide me in this? Answer

Method chaining between child and parent classes

So imagine we have the following. I’m trying to do this, What are the possible ways to achieve this? And what’s the best one (convention)? Answer I’ve seen at least two approaches. Make Animal generic, and use the generic type as return type: Override the method like Alex R said in his comment. I prefer option 2, because a) it

Code intellisense is not working to JavaFX library in VSCode

Code intellisense is only not working for JavaFX in VSCode. I developed a JavaFX application once, and intellisense was working then, but it’s not working now. build.gradle I installed Java pack Extension and gradle extension. Answer It was solved. There is a solution below. Installing eclipse plugin and OpenJFX plugin to gradle. run “gradle eclipse” Code intellisense needs classpath as