For my problem, I have 4 lists, each containing 10,000 elements. Let the lists be a, b, c, d. I can calculate Probablity(a<b) by just performing mean operation mean(a<b). If I understand correctly, it compares each of the 10,000 elements in a and b in order and tells me for how many elements a<b holds… Read More Comparisons of more than two lists in R

if x[3] > y and x[4] > y and x[5] > y and x[6] > y and x[7] > y and x[8] > y: … Do U have a more elegant method to compare it? actually, I have to compare one value with 30 values in the array, do U know a better way to… Read More How to make a comparison of part of an array with one value

So basically I am trying to compare two lists to see if they hold the same value at the same index at any point. If they do I return the index, if they do not, I return -1. ` Dlist = [17,13,10,6,2] Ilist = [5,9,10,15,18] def seqsearch(DS,IS): for i in range(len(DS)-1): found = False if… Read More Check to see if two lists have the same value at the same index, if so return the index. If not return -1

I have two dataframes of different size but common columns, with ID numbers as key column. I want to compare the column "names" in both dataframes. But sometimes the "names" does not match because there are upper cases or there are additional uncommon words. Is there a way to "match" the column with something like… Read More How to compare column in different dataframes for fragment of characters in python

What happens when you do a comparison "date <= datetime" in SQL-server? Are they both cast to date or are they both cast to datetime in order to do the comparison? >Solution : datetime has higher precedence than date so the date will be cast to datetime. This is documented here. Or you can also… Read More What happens when you do a comparison "date <= datetime" in SQL-server?

My problem is quite simple but I cannot figure how to solve it without a loop. I have a first numpy array: FullArray = np.array([0,1,2,3,4,5,6,7,8,9]) and a sub array (not necessarily ordered in the same way): Sub array = np.array([8, 3, 5]) I would like to create a bool array that has the same size… Read More Python: comparing numpy array with sub-numpy array without loop

I’m trying to compare two objects of the same type. What I want to achieve at the end, is a new object with only the properties that are different. For example: type A = { id: string; col: number; enabled: true; obj: { b: number; } } const a: A = { id: "ddd", col:… Read More Deep comparison of objects' properties of same type

I have the following python code snipped and have been getting insane as i don’t understand why I’m getting these different results. Can anyone elaborate? test = "GTX1050Ti 4GB" print(test) if "gtx" and "560" and "ti" in test: print("GTX 560 Ti") else: print("nope") print(test.lower()) if "gtx" and "560" and "ti" in test.lower(): print("GTX 560 Ti")… Read More Why does str.lower() modify modify string comp