So there is an activity containing a webview. On launch/click on App Icon it should launch activity with webview as dialog on the HomeScreen of the device. Is there a way to achieve this? Answer Yes, you can do it. Set the theme of MainActivity to Dialog, then you’ll achieve it. It works fine for me. Ho…
Tag: java
Cannot generate JPA Hibernate Metamodel classes in IntelliJ IDEA
In my Java project, I get “java: cannot find symbol” errors pointing Metamodel classes e.g. Company_. So, first I checked my-projecttargetgenerated-sourcesannotations and see that it is empty. Then, after several search on the web and SO, I see that the necessary settings seems to be ok and this i…
Utilizing switch statements with enums and marker interface
I’ve got a marker interface and two enums which implement the Marker What I’m trying to do is utilize a switch statement, such as Is there a way to do this without using an expensive instanceof call? Something like this would work, but I’m trying to avoid using instanceof, and frankly it loo…
Table-like data structures that can handle different data types? [closed]
Closed. This question needs to be more focused. It is not currently accepting answers. Want to improve this question? Update the question so it focuses on one problem only by editing this post. Closed 10 months ago. Improve this question Are there any data structures and/or libraries in Java that will allow f…
How to center simple_spinner_dropdown_item in Android Studio?
I want to center the text of my simple_spinner_dropdown_item element, so I got this solution: However, this is just working for the simple_spinner_item where all the dropdown items are way to tight. But when ever I replace it by simple_spinner_dropdown_item the centering is no longer working. I guess the answ…
Is it possible to work with json type in java spring boot?
Is it possible to work with json type as in javascript without generating JSONOject in java spring boot? Is it possible to work with the { } format without creating a JSONObject? Answer JSON stands for “JavaScript Object Notation”. The Java Syntax does not support JSON. Therefore, we cannot use JS…
How can I create an Array in Descending Order?
I’m working on this project using Arrays. I have a method called createRandomIntArray that creates an array. This method is meant to return the Array in descending order. I have been able to do just that but I want to know if there is a more effective way to write this method than the way I wrote it. I …
Enum Skeleton Table
Hello I’m just wondering if there is anyone that could make sense of this java skeleton code table for an enum class. Table: My code currently is this: Is that it? or am I supposed to incorporate the int in some way? Thank you. Answer Every enum includes two properties by default: so, int is already inc…
How to add on last string comma in list?
I have this part of code: and i get this : 9000;9001 but what i want is 9000;9001; so on last string to add ; also. Any suggestion? Answer I don’t know if you are working with an array or a ArrayList/List. For an array: For a ArrayList/List:
how to fix the second parameter of a function with vavr?
Suppose I have a function which takes two parameter. I want to fix the second parameter and makes it a Function1<T1,R>. With Function2.apply(T1 t), I can only fix the first parameter, is there a way to fix the second parameter? Answer There’s no utility function built into vavr that does a partial…