All technologies, only pure source code
We’ll develop an application for drawing pie charts. The application loads data from a comma-separated value (CSV) file and performs pre-processing in order to calculate the percentage of every item in the data source.
In my previous post, we discussed about immutable data structure. Now, imagine that we want to write a method similar to SumList but that multiplies the numbers rather than adding them. Making this change looks quite easy: we can copy the SumList method and tinker with it. There are only two changes in the modified method: The first change is that we’re using multiplication instead of addition in the branch that does the recursive call ❷. The second change is that the value returned for an empty list is now 1 instead of 0 ❶. This solution works,…
Implement a nested function in F#. The function prints squares of the last two arguments using the first argument to format the output