When I Alt+Enter on private static final String FOO = “foo”; and select “Add Javadoc”, Intellij(version 2020.2) generate a multi-lines style comment like this. How do I make it generate one-line style comment instead? Answer There is no way to modify the formatting of the “Add Javadoc” intention AFAIK. You can just type the comment instead, since it’s just a
Longest common prefix in binary representation
We are given a undirected tree with N (1 to N) nodes rooted at node 1. Every node has a value assigned with it, represented by array – A[i] where i:[1:N]. We need to answer Q queries of type : -> V X : longest length of the common prefix between value V and any ancestor of node X including
Split a java string among brackets, including the brackets, but only if no space between brackets
I need to be able to turn a string, for instance “This and <those> are.”, into a string array of the form [“This and “, “<those>”, ” are.”]. I have been trying to using the String.split() command, and I’ve gotten this regex: “(?=[<>])” However, this just gets me [“This and “, “<those”, “> are.”]. I can’t figure out a good
Setting date to a shared prefernece in android studio
Very new to android studio and this is the first app I’ve built so all help would be appreciated. I have a calendar set up and im trying to save the selected date into a shared preference. My problem is that the methods I’ve created are not showing up as onclick options in my xml file. Here is the code
What does VK stand for in Java’s KeyEvent class?
I would like to know, what does VK stand for in java? Here is an instance code in order to give you a brief idea where it is used: Answer It’s a shorthand for “Virtual Key”: KeyEvent: Virtual key codes are used to report which keyboard key has been pressed, rather than a character generated by the combination of one
Transform trie class method to trie node method
my question is how to transform this method from the trie class into a method of the node class that doesn’t use the node as a parameter, I know that I have to make a first method on the tree like this: But I don’t know how to make the transformation of the method into the node class. This is
Converting Time Zone to GMT values in Java 11
We keep time zones of the cities in our config table using ID of Time Zone values as Europe/London, Asia/Tokyo, etc. However, when selecting time zones from the list, user needs to see the GMT values for these time zones and we want to display Display Name of Time Zone Options as (UTC+00:00) Dublin, Edinburgh, Lisbon, London rather than Europe/London.
Unable to locate Attribute with the the given name [ANumber] on this ManagedType [com.company.domain.Statistics]
I just upgraded my project to spring5 which is causing the below error for the code which was working fine with earlier spring version. The problem is JPA should map aNumber to ANumber but its not doing so its taking ANumber as ANumber rather than aNumber which is causing this issue. I see one thread for spring team but cannot
How to count the number of elements in one input
I hope you can help me with my task. I have tried to research different sites for this, but can’t find the specific one. Let us say that I’ve input 3, 2, 1, 5, 6 then the output should be 5. Another example is I have inputted 1, 2, 3, 4, 5, 6 then the output should be 6. It
How to get better time complexity of N queens validator
How can we lower the time complexity of this solution of NxN queens matrix validator? I have this solution while I check every row and every column and every diagonal of the matrix. If every row and column has exactly 1 queen, and the matrix has no more than 1 queen the output is true. This solution works but I