Skip to content

Category: Questions

Excel PERCENTRANK.INC in Javascript

Is there an exact way to clone the PERCENTRANK.INC function of Excel in Javascript ? I wrote my own and also tried to use the following libraries – the results don’t always match. https://github.com/formulajs/formulajs https://github.com/malcolmvr/percentile-rank FormulaJS comes close to Excel&#82…

How do I know when canvas finish drawing?

I have a large image draw by canvas and I want to know when canvas finishes drawing. Answer canvas drawing in synchronous so when you draw like this the next line get excuted when the drawing is finished so you can do what you wanted to do after drawing like this