All Questions
234
questions
1
vote
2
answers
63
views
Iterate along the two vectors of different length using map()
I have two vectors of unequal length. One vector is a list of dataframes and the other vector is made up of unique values. How can I use map() to iterate the vectors over a custom function? Dummy data ...
- 360
-1
votes
1
answer
73
views
Repeating an iterating function N times [closed]
I have an iterative function, f(x) = ax + b, which I want to repeat N times. My steps are as follows
1.) Define the iterative function
2.) Assign a value to each repetition
3.) Stop at the Nth ...
0
votes
0
answers
45
views
writing an r function so it can recieve a list of names to run
I'm a student trying to learn some of r for my biological analysis, but I don't really know coding. I'm currently working on a function that recieves as input an bird species name and gives as output ...
- 1
0
votes
1
answer
103
views
Javascript learning 2nd iteration of if for loop - School work
Updated: Halfway Solved:
I was able to solve the main function of getting the start variables to reach the end nodes. I am lost again on how to track the path i took and and it to console log or a ...
0
votes
2
answers
59
views
Iteration and function sequence in Javascript
This is a true or false quiz. I need the score for the final answer to be updated before the alerts display either the winning or losing alerts.
The below code results in 9 of the 10 scores being ...
- 3
2
votes
1
answer
43
views
How to convert a recursion with multiple recursive calls into an iteration? I already know how to do it when there is only one recursive call
Here is how I would convert a recursive function that only has one recursive call (I'll use JavaScript)
function f(n){
if(n>0){
f(n-1);
doStuff(n); //this could be anything
}...
- 237
0
votes
1
answer
26
views
Went off the rails with a prime number Generator
I am doing a prime number generator for an assignment. I have been doing it most the day and am starting to think i got confused. It is intended to take an input and list all the numbers that are ...
- 31
1
vote
1
answer
65
views
Pass a Previous Value to function MATLAB
I have the following function:
y(t) = alpha*y(t-1) + beta*y(t-1) + delta
where alpha,beta, and delta are constants.
I am assuming that y(0) = 0. I'm trying to create a MATLAB function to represent y(...
0
votes
0
answers
71
views
Mathcad iteration with condition
enter image description heretrying to do a iteration in Mathcad, but all new to the program. This i my scrip so far. Script attached. Trying to find two variables (x,y0) with the find function in ...
- 1
0
votes
2
answers
60
views
Reading file and list/tuple iteration
I need to take the data from a file, remove the lines that begin with a comment hash, then read that file into a list. Then convert that list into a list tuples of start times, end times, and step ...
- 29
0
votes
1
answer
52
views
For Loops Over Lists
I am trying to read a file, remove the lines that begin with a "#" and then store the remaining lines in a list where I will try and split them into tuples.
The file "in.dat" is ...
- 29
0
votes
2
answers
32
views
Defining Function Arguments and List Iteration
I am EXTREMELY new to Python but have experience in javascript. Below is a portion of my program that is not running as the argument "data" in "remove_comment_lines" is not defined....
- 29
0
votes
0
answers
13
views
Creating multiple dataframe in faster way with function? [duplicate]
I need to create multiple dataframe (let say 30 dataframe) in faster way rather manually create one-by-one dataframe. anyone has answer or reference links? Thank you in advance
def dvd(y):
df = ...
- 145
-1
votes
1
answer
61
views
Find max time difference within each year in R
I have a function that calculates the average, min and max values for each year in my dataframe, then merges them to output the alltime average, min and max values. Each year needs to be calculated ...
0
votes
0
answers
37
views
reiterating calculation of mean of group except for the observation in question for each observation in each group of a data frame
Using RStudio 2022.12.0+353 "Elsbeth Geranium" Release Windows NT 10.0; Win64 & R version 4.2.2 (2022-10-31 ucrt)
I am working on the Manifesto Project dataset and have a dataframe of ...
