JavaScript Controls

I have a value and its cosine as: -0.2567721374914637 Cosine: -0.04253775592822526 Compare what we… Read more How Does Trig Work In Javascript?

I need your help , I have the following donut chart which I drawn using canvas this is the code I … Read more Draw Line Start From The Center Of Each Sector In Donut Chart?

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

Apologies that I can't show code I'm just not sure how to go about this. I would like to ac… Read more Calculate Fraction As Value Relative To Other Fractions

I am looking to implement a simple pseudorandom number generator (PRNG) that has a specified period… Read more Picking A, C And M For Linear Congruential Generator

I've got a time calculator that has worked reasonably well for a number of years. One thing tha… Read more Incorrect Division Results

Skip to JSFiddle I'm creating one of these fun scripts that interact with mouse. I decided I wa… Read more Slowly Change One Angle To Another

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?