JavaScript Sample

I have the following data grid: I would like to have in jQuery a method to count the number of row… Read more Jquery Math Operations For My Datagrid

I need to solve a cubic equation (ax^3 + bx^2 + c*x + d = 0) analytically and in real numbers, pref… Read more Function To Solve Cubic Equation Analytically

I am using big-integer for JavaScript. var bigInt = require('big-integer') I have a bigInt… Read more Is It Possible To Get A Natural Log Of A Big-integer Instance?

I'm new to D3 and trying to do a moving average of previous and next values on my data in order… Read more D3.js Moving Average With Previous And Next Data Values

(I did ask a similar question in the past, but the documentation was wrong, so this is the correct … Read more Converting Infix To Prefix Notation In Javascript

I'm trying to draw a dashed line on a google map, so I can't use eshape.js. I need to creat… Read more Draw An Eliptical Line On A Coordinate System Based On Focla Points?

While experimenting with JavaScript. I was testing around with some odd little code snippets, here… Read more Why Does -0 Exist?

I have a draggeable image contained within a box. You can zoom in and zoom out on the image in the … Read more How Do I Effectively Calculate Zoom Scale?

I'm having the worst time trying to find a JavaScript code that could allow me to do cubic regr… Read more Cubic Regression (best Fit Line) In Javascript

I have been working in the past weeks on a multiplayer HTML5 game, using nodejs and websockets. I&#… Read more Calculating The Shortest Route Between Two Points

I am searching for a way to calculate the Cumulative distribution function in Javascript. Are there… Read more Cumulative Distribution Function In Javascript

Listed below in the block of code is Math.random. I'm trying to display images every time the p… Read more Display Images In Order Rather Than By Random Using Js?

I'm writing a mini game but stuck in the end. It's a simple quiz where it rank user by the … Read more Ranking Algorithm Base On Multiple Condition/factor

I am using a particle system to evenly distribute points on a sphere. That works great. I then plac… Read more Three Js Rotation Of Objects Around A Sphere

For some reason the following code doesn't work. var a1 = Math.floor(Math.random()*4+1); //An… Read more A Random Number Between 1 And 4 That's Not Another Random Number

I have a trapezoid where I know the length of all 4 lines, and I know the coordinates of two of the… Read more How To Infer The Possible Values For The Final Two Coordinates Of A Trapezoid When All 4 Line Lengths Are Known

This is the javascript to generate a random hex color: '#'+(Math.random()*0xFFFFFF Solutio… Read more Random Hex Color

Where is a good mathematical sets implementation for JavaScript? It should include efficient implem… Read more What's A Good Mathematical Sets Implementation In Javascript?

I'm implementing a color screensaver. There is a colorrange and a slider. The colors are in (HS… Read more Color Jumps From Blue To Violette

I'm trying to find a point on a line closest to a third point off of the line. The points are l… Read more Find A Point On A Line Closest To A Third Point Javascript