I have a Map, with markers on the Gas Stations around my location. When I click on them, I want a window to raise from the bottom of the screen (and go only half through the Map Screen) where I want to display info about that gas station. How do I do this window coming from the bottom of the
From Adapter into Intent
I have an Adapter for a ListView I have. Every item in that list has a Button, when the user presses that Button, it will go into another activity with info about that specific item’s info (info is gotten from it’s associated object). How can I make it so when I press the Button, I will make a new Intent
Flatten a Multilevel Doubly Linked List leetcode
You are given a doubly linked list which in addition to the next and previous pointers, it could have a child pointer, which may or may not point to a separate doubly linked list. These child lists may have one or more children of their own, and so on, to produce a multilevel data structure, as shown in the example
Java PriorityQueue: how to heapify a Collection with a custom Comparator?
For example, given a List of Integer List<Integer> list = Arrays.asList(5,4,5,2,2), how can I get a maxHeap from this List in O(n) time complexity? The naive method: However, the time complexity is O(nlogn). We can trigger the heapify method by using the following constructor: The time complexity is O(n). However, it forces me to use the natural order which is
Mixing short-circuit operators with other operators
Assume the following expression: } The output is 0. I understand short-circuit operators, in that the right-hand side of || would not execute because the left-hand side evaluates to true. However, ++ takes precedence over short-circuit logical operators, so shouldn’t the ++ operator evaluate before the logical operator is evaluated? Note: I probably would not need to do this in
How to add character ‘s’ on method that have class level @RequestMapping in spring-boot-web
Got class/interface level and method mapping Basically I want to add character ‘s’ on /post and get /posts, how this is possible Answer
Vaadin: Cannot get progress dialog to receive/react when the task completes
I’ve written a small Spring Boot/Vaadin application that displays a simple UI to take user input and make a call to another service that takes some time to run. When the task is submitted, I’m displaying a progress dialog that shows a progress bar, a message informing the user what is going on and a close button to allow them
Grabbing nested variable depending on object name
I have an object formatted like so and given a String parameter like punch or kick, I want to grab its corresponding force. What’s the best way to implement this? Answer
How to setup web url for JavaFX documentation?
I’m trying to use Eclipse 2021-06 (4.20.0) with an OpenJDK implementation by BellSoft, Liberica JDK 16, that has JavaFX included out of the box. So far, everything goes OK except one rather unpleasant flaw. From Eclipse Java Editor, JavaFX documentation doesn’t open in the browser. When I click the “Open attached JavaDoc in a browser” button in the JavaDoc pop-up
JPA createQuery where condition does not work
I am trying to use JPA to fetch records from database. However I am able to insert records indatabse and even get all the records using createQuery method of class EntityManager. But in below case I am not getting why the condition in where clause is not working. Please help me figure it out. POJO class : DAO class method: