by Suf | Jul 10, 2022 | Programming, R, Tips
In order to perform matrix multiplication in R, the number of columns in the left matrix must be the same as the number of rows in the right matrix. This error occurs when you try to multiply two matrices where the number of columns in the left matrix does not match...
by Suf | Jul 10, 2022 | Programming, R, Tips
This error occurs when you try to plot the variables from a data frame but specify a numeric vector instead of a data frame for the data argument. You can solve this error by passing the data frame as the data argument for the ggplot() function call. This tutorial...
by Suf | Jul 9, 2022 | Programming, Python, Tips
This error occurs when you try to call a set object by putting parentheses () after it like a function. Only functions respond to function calls. You can solve this error by ensuring you do not override the name for the built-in function set. For example, my_list =...
by Suf | Jul 9, 2022 | Programming, Python, Tips
This error occurs when you pass a float to a len() function call. Floats are real numbers written with a decimal point dividing the integer and fractional parts. In Python, numerical values do not have a length. You can solve the error by only passing iterable objects...
by Suf | Jul 8, 2022 | Programming, Python, Tips
This error occurs when you pass an integer to a len() function call. Integers are whole numbers without decimals. In Python, numerical values do not have a length. You can solve the error by only passing iterable objects to the len() function. For example, you can...
