for (i in 1:nrow(survey_clean)) { for(j in 1:ncol(survey_clean)) { survey_clean$invalid_answers[i] <- sum(survey_clean$old_col == survey_clean$ol
So, I'm trying to add two to each row sum depending on whether or not the button is clicked. HTML: <table> <tr> <td> <input type="checkbox"
I want to add values in Column C with the conditions that Column B = 0, AND Column A = "a" OR "b" From what I've searched, this would work, but only in excel:
Here is sample data I am looking for total buying trade value and total selling trades value based on country. Here are two tables, country, and trades Table [c
I'm trying to make a program that calculates the sum of the first N odd numbers. where N is the number of the first odd numbers (e.g. N=4, then the first odds a
What I have: Team A Material Accommodation Travel Jan 8 12 10 Feb 8 15 30 Mar 9 12 20 Team B Material Accommodation Travel Jan 4 18 20 Feb 7 14 20 Mar 6 12 10
I would like to know some information, it is possible make a group by with this particular condition: Column Sepal.length take the first value; Sum the column t
I'm new to coding and have been given this question; Create a function that takes a string with a jumble of letters and numbers. It should add together all the
I am writing an economic project in anylogic. I want to sum all the money that flows between two stocks, in fact I need to sum all the values that a flow get du
Getting error: myFile.write(item+"\n") TypeError: unsupported operand type(s) for +: 'int' and 'str' and not sure why. Where shall I add the int? This i
How do I sum over the columns of a tensor? torch.Size([10, 100]) ---> torch.Size([10])
I have a bunch of values like 0.5, 1.0, 1.5 etc. I want to write a SUM function for those cells but the value is 0. If I use integers the summing works so the
This is my solution and it passes some of the tests, but not all of them. Can anyone help me and explain why? Thank you :) function evenLast(numbers) { let su
I’m making a shipping service app to Shopify and my callback URL have this JSON post using json_decode to make an array. The value I want to sum is grams
Could you help me solve the following? I want to return the total sum, not the first match that it finds. My first preference is have indexing and matching wi
Could you help me solve the following? I want to return the total sum, not the first match that it finds. My first preference is have indexing and matching wi
i need to sum this varchar values. time 1 = '13:06' time 2 = '18:59' time 3 = '14:49' i tryed this. SELECT convert( char(8), dateadd( secon
I have two database tables. First table: | ID | Sub-Name | Marks | 01 | french | 50 | 01 | russian | 50 | 02 | french | 30 | 02 | russian
It's a question from C++ Primer Chapter 16.2.3 (question 16.41): Write a version of sum with a return type that is guaranteed to be large enough to hold t
So I am trying to develop a formula that will sum all odd Fibonacci numbers up to and including a given number. For example: Given number is 4. Then result sh