Closed. This question needs details or clarity. It is not currently accepting answers. Want to improve this question? Add details and clarify the problem by editing this post. Closed 5 months ago. Improve this question Suppose I have following array Expected output Wanted display questions data in a table format, which is not organised and has n number for options.
Tag: arrays
Is the space complexity O(1) or O(N) for the following code snippet?
This is one of the leetcode problems. In this problem we are to build an array from permutation and the challenge is to solve the problem in O(1) space complexity, so does the solution fulfills the criteria or not? One more thing if we are manipulating the same array but increasing its length by appending the elements at the end,
How to select all objects within an array by their key and add their values together?
So here’s what I’m trying to do, I have an application I’ve been working on that allows users to read articles and take quizzes on them, each article is contained in a category. Category has an _id which is unique. Quiz attempts are held within another table which refrences the article, which refrences the category. I have looped through all
Convert a list of objects with a range of minutes to an hourly list
I have a list with minute blocks objects, it contains the start and end hour/minute, according to this I must build a new list of blocks by hour and minutes occupied. Always in the same range below one hour, for this example only 30 minutes, and they cannot overlap. Example of minute block (30-minute block starting at 00:00 and ending
How to compare a nested array of objects and only return common values
I have a nested array of objects which contains some duplicate values: I want to create a new single array from this data containing only the objects that exist in all the nested arrays: I have tried the following code: and: However these both only return an empty array. Would really appreciate any help. TIA Answer You could create a
How to group array of objects by certain prop and retain original object properties
I have an array of objects, these objects have a property that I want to group by. So my goal is to produce a new array of objects where they have all the same properties with an additional property that consolidates all the “value” properties into an array. Below is my input and desired output. How could I accomplish this
Convert nested array of array to nested array of object
I have currently the challenge to convert the following data: into the following: I’m currently a bit lost how I could convert the source data into the expected object. I get the data from a sql query ( presto ). The structured information ( fieldname2 and fieldname3 ) aren’t resolved, I get only the values in the response. The field
Group an object of array based on keys inside of array
Guys this is the most complicated things that i’ve ever met. So, i have an array looks like this. I have an array that consist of Object that also consist of array who had items of name, and value. I wanted to extract the value from the array and merged it with the keys, and then group it into an
Remove all elements in an array that contain a certain character [closed]
Closed. This question needs details or clarity. It is not currently accepting answers. Want to improve this question? Add details and clarify the problem by editing this post. Closed 5 months ago. Improve this question I have a Javascript array var array = [“1-2”, “3-6”, “4”, “1-6”, “4”] and want to remove all elements that contain the variable var m
JavaScript – How to calculate the distance from max value in array of objects
I currently have a problems counting the distance between the max value and other values in array. Basically I want to make a new array where the values will be the distances from the max value. What I mean by this: Example I have an array of objects: I want the result of this new algorithm that I am trying