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Showing posts with the label Algorithm

How Do Libraries/programming Languages Convert Floats To Strings

This is a mystery that I was trying to figure out when I was 15, but I failed. I still don't kn… Read more How Do Libraries/programming Languages Convert Floats To Strings

Get Closest (but Higher) Number In An Array

I have a number say 165 I have an array with numbers in it. Like this: [2, 42, 82, 122, 162, 202, 2… Read more Get Closest (but Higher) Number In An Array

Algorithm To Re-index An Array Of Objects After Insertion Or Drag 'n' Drop Order Change

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

Bliffoscope Data Analysis Solution Using Javascript

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

Flood Fill Algorithm In Javascript - Too Much Recursion

So, I'm coding a Bejeweled clone and I have an error in my flood fill function. I have a 15 x 1… Read more Flood Fill Algorithm In Javascript - Too Much Recursion

How To Call This Default Args Function More Than Once?

I have encountered a question where I need to allow default args to be set on a function in JavaScr… Read more How To Call This Default Args Function More Than Once?

Algorithm To Generate All Combinations Of A String With Length N To 1

I am looking for help with an algorithm that will generate all the possible combinations of n-rando… Read more Algorithm To Generate All Combinations Of A String With Length N To 1

What Is Faster - Merge 2 Sorted Arrays Into A Sorted Array W/o Duplicate Values

I was trying to figure out which is the fastest way to do the following task: Write a function that… Read more What Is Faster - Merge 2 Sorted Arrays Into A Sorted Array W/o Duplicate Values

How To Generate Two Different Random Numbers?

I need to generate two different random numbers, they can't be equal to each other or to a thir… Read more How To Generate Two Different Random Numbers?

Which Regular Expression Algorithm Does Javascript Use For Regex?

I was reading this article today on two different regular expression algorithms. According to the… Read more Which Regular Expression Algorithm Does Javascript Use For Regex?

String Encryption - Generate Unique Pattern Like Spotify Codes

Yesterday I've read the question Algorithm to create costum Template/Code from String. Because … Read more String Encryption - Generate Unique Pattern Like Spotify Codes

Javascript - Generating Combinations From Dictionary Keys And Keeping Key Names Dynamically

I found this excellent code which generates all the combinations of multiple arrays here: JavaScrip… Read more Javascript - Generating Combinations From Dictionary Keys And Keeping Key Names Dynamically

How To Store Random Integers From The Set Of 32-bit Integers In A Compact Data Structure To Rapidly Check Membership?

I am thinking about how to organize/allocate memory and that led me to this question, which I have … Read more How To Store Random Integers From The Set Of 32-bit Integers In A Compact Data Structure To Rapidly Check Membership?

Javascript Array Equality Control And Changing Value

Hi I have two changeable length arrays and I tried If there is no value I want, delete it from that… Read more Javascript Array Equality Control And Changing Value

Draw Circle Jimp Javascript

I'm trying to draw a circle in JavaScript with Jimp using the code below. const Jimp = require(… Read more Draw Circle Jimp Javascript

Find All Permutations Of 2 Arrays In Js

I'm trying to find every permutations of 2 arrays like this: // input lowerWords = ['one… Read more Find All Permutations Of 2 Arrays In Js

How To Find Horizon Line Efficiently In A High-altitude Photo?

I am trying to detect the horizon in images taken from high altitude, so as to determine the orient… Read more How To Find Horizon Line Efficiently In A High-altitude Photo?

Given An Array Of Integers, Find The Pair Of Adjacent Elements That Has The Largest Product And Return That Product

Given an array of integers, find the pair of adjacent elements that has the largest product and ret… Read more Given An Array Of Integers, Find The Pair Of Adjacent Elements That Has The Largest Product And Return That Product

How To Rearrange An Array By Indices Array (proof)?

Given an array arr and an array of indices ind, the following algorithm rearranges arr in-place to … Read more How To Rearrange An Array By Indices Array (proof)?

Roman Numeral Translator Using Javascript

I got this to work without using underscore, but as an extra challenge I'm trying to convert Ro… Read more Roman Numeral Translator Using Javascript