The task is to calculate the output of the following source code without a computer, which I would say is "123 234 678 678" because ref1 is a reference on the value of ptr and in the moment ...

I have a some dataframes whose columns have string values (sentences). each of these dataframes have column names that either has the word 'gold' in combination with other words (e.g, df.columns: 'gol...

So I have a variable lopvr that I declared inside what I am going to call the "for statement". This is what I am referring to: for (int lopvr=1;lopvr==1;); I would like to know if I can use...

So in my case, after a user chooses a certain room, the number of nights he will stay and the number of guests, the price gets calculated (depending on certain factors) and then they are redirected to...