I am trying to implement web push notifications in my project, but none of the approaches I tried are working. I’m not sure whether the issue is on the frontend, backend, service worker, or the push ...

I am using AccessibilityService in AndroidStudio for an app which is going to access an another app. In a view there is not available actions of "ACTION_CLICK". Its sealed and I am getting ...

Context: I am trying to build a Spring Boot application and have exposed a REST api endpoint to upload files(as large as 1 GB). Question: Since the data transfer for a multipart file happens in chunks ...

I'm making a Java app that scans the Windows Recent Files folder and resolves .lnk shorcuts to their actual file paths. I'm doing so using JNA the JNA API and simulating IShellLinkW and IPersistFile. ...

I am having trouble wrapping my head around subclass mappings. I have 3 classes: @Data public class Parent { long id; String name; public boolean isEmpty() { return StringUtils.isEmpty(name)...

I recently solved the Merge Sorted Array question on leetcode Here is the part of the code I am having doubts on : while (curr >= 0 && p1 >= 0 && p2 >= 0) { // more TC if ...

I'm interesting in possible implementation approaches for a quite special variant of a list, with the following requirements: Efficient inverse lookup ("index of"): "give me an index ...

I'm setting up the environment for a project of the company I work for. It's a multi module backend runing Spring Boot. I didn't have problems with most of the setup, but one of the project's modules, ...