I’m trying to implement a program that allows a maximum of 5 customers to enter a store at once. They move around (one block at a time, max 1 customer per block) and then exit. The problem I’m facing …
Is there a shortcut for intellij Idea for go to next method in the file for Mac?
I know there is one for VS Alt + down/up arrow. I couldn’t find one for Intellij though. Answer Yes there is. ⌃+Down is the shortcut for this. My setup is fn + alt + Down/Up arrow (may work for you too). Down/Up for next/previous method. You may check it by settings -> keymap -> navigate -> nav…
Issue when mapping Collection of List using ModelMapper in Spring Boot
I have a Project domain which I want to map on a ProjectDTO using modelmapper. The Project domain contains a List of Locations. In the DTO, I don’t want the Location domains, just the ids of the locations. So I followed the tutorial of Link and created a custom converter: Then, I created the PropertyMap…
Getting Problem In RecycleView with TextInputEditText
I am a new Programmer, actually I was trying to make an app. I was trying to make an activity that uses RecyclerView to Show TextInputEditText with spinner and TextView. It means that I was trying to make an activity that uses Recyclerview and In the layout of Recycler View, I have used Text Input Edit Text a…
ViewPager2 not working properly with Fragments and click events
I just wanna know if I’m doing something wrong since I’m kinda new to all this. If there is anything else that you’ll like me to add just let me know. This is the repo branch where I’m trying to implement the ViewPager if you wanna see all the code. Context So I have 4 Categories repre…
How do i write a code to display every letter in every JPanel, and how do I rotate. (JFrame, NetBeans)
I’m new to Java, and I was assigned in my class to develop a code for the following question, I was only able to do the design, after that I didn’t know how to continue adding the actions to every button. This is the question: https://www.chegg.com/homework-help/questions-and-answers/write-java-ap…
Is it possible that TreeSet equals HashSet but not HashSet equals TreeSet
I had a interview today and the person taking my interview puzzled me with his statement asking if it possible that TreeSet equals HashSet but not HashSet equals TreeSet. I said “no” but according to him the answer is “yes”. How is it even possible? Answer Your interviewer is right, th…
Using volatile for skipping method execution
I’ve never used volatile very often. Is it possible to use it to skip method execution if another thread executing it? I think in the code below it’s still possible that multiple threads pass the …
Cannot resolve method ‘setText(Model)’
I am trying to make grid view have to texts but I faced this problem no suitable method found for setText(Model)i am tried to make to listView but doesn’t go well so I am asked and this code is best code I reached into it .. till now … why it Cannot resolve method ‘setText(Model)’ ? pr…
Converting string of an array back to array
I have this string : “[ name = preload cacheHits = 0 onDiskHits = 0 inMemoryHits = 0 misses = 0 size = 0 averageGetTime = 0.0 evictionCount = 0 ]”, and want to convert it in array like [ name = preload cacheHits = 0 onDiskHits = 0 inMemoryHits = 0 misses = 0 size = 0 averageGetTime =