javascript spravka

Assume I have an indexed array of objects, such as these containing lines of a popular folk song ;)… Read more Algorithm To Re-index An Array Of Objects After Insertion Or Drag 'n' Drop Order Change

So the question reads: Given an array a that contains only numbers in the range from 1 to a.length… Read more Finding First Duplicate In An Array And Returning The Minimal Index

I want to solve Bliffoscope Data Analysis Problem using javascript. I have following question. This… Read more Bliffoscope Data Analysis Solution Using Javascript

I need to convert an array of objects into an object of objects properties from the array. Here is… Read more Convert Array Of Objects Into Object Of Objects Properties From Array

Working on a twitterfeed visualization. I have a big dataset. I only want to use tweet messages tha… Read more What's A Simple Way To Efficiently Find Specific Terms Or Phrases Within A Short Unknown String?

So I know that, for example, 'This is a test'.split('i').join('j') has the … Read more Is Str.split(somestring).join(someotherstring) Equivalent To A Replace?

The following data model represents tables with seats and guests, in an application that lets a use… Read more Seat Guests Based On Prioritized Parameters

I am trying to implement Field of View algorithm in my game and I followed the great tutorial here … Read more Optimize Field Of Vision Algorithm In A Grid Tiled Map

I want to sort an array of clothing sizes based on an predefined order of regular expressions. The … Read more Javascript: Algorithm For Sorting Based On An Predefined Order Of Regexes

I have a list of objects (undirected edges) like below: pairs = [ pair:['a2', 'a5'… Read more Finding All Connected Components Of An Undirected Graph

I wanted to function a function that does this: const input =“hellooooloo”; const results = getRepe… Read more Javascript Algorithms: Find Starting And Ending Indices Of Consecutively Repeated Chars From A String

I had this pixelate algorithm in my tools, but when I came to apply it today to my drawing app, it&… Read more Pixelate Image Data Algorithm Very Slow

So I'm looking for the fastest possible Reverse String function. Here are my function and all t… Read more Is There A Faster Reverse String Algorithm For Javascript?

What's a good JavaScript library for searching a given string for a large list of names. For ex… Read more Javascript Find Names In Strings

I have a question. here is my chess board , ok? enter image description here I wanna move knight fr… Read more Move The Knight From Position 1 To Position 2 With Less Than 10 Moves

(My first post, I apologise for any mistakes) I'm working with a small set of data in CSV files… Read more How To Approach Parsing Csv In Javascript

I have below array object in JavaScript [ ['English', 52], ['Hindi', 154], ['… Read more Group By Java-script Array Object

I have array of objects called newArray and oldArray. Like this : [{name: 'abc', label: … Read more Merge Array With Unique Keys

It must be noted here that I performed the mathematics by hand on paper to derive the foregoing pro… Read more How To Improve Efficiency Of Algorithm Which Generates Next Lexicographic Permutation?

I have a tree selection in which every node has a name. I want to search through the node names and… Read more Javascript Tree Search Algorithm Which Return Subset Of The Tree Which Contains The Found Term And Its Parents