Passing the columns as separate arrays, but one of the arrays has the wrong dimensions Nx2 instead of Nx1. In that case, the dataframe column 'p' can be assigned that Nx2 array, but only the first ...

Convert column copied from a spreadsheet (MS Excel/LibreOffice Calc) into an array so that it can be used in a program. The code is written using ruby wasm. Ruby code running on the browser takes the ...

Excel's basic formulas work fine for simple calculations, but they quickly become cumbersome when you're dealing with complex data analysis. You end up with nested functions that are hard to read, ...