All Questions
1,000 questions
0
votes
2
answers
57
views
Iterate through a list in chunks [duplicate]
I need to call an API interatively, but the api endpoint limits me to 100 calls per minute. I have a list which is used as the data for an API call (I'm using requests to call the API).
Lets say the ...
0
votes
1
answer
61
views
how to efficiently check common elements of two lists of different types ( class A and class B) and make a resultant list of type A for all matches
I have a list of class A with 1000 elements that has all unique ids. There is some other Class B , which also has a unique id parameter and this B is a json property of Class A.
the relation is like :
...
- 5
-1
votes
1
answer
60
views
Iterating through dict and list2d, list_value gets replaced with a str
I am iterating through a dict and after that through a 2d list[list[float|int]
then i am changing the values of the list2d to the corresponding in the dict
randomly a str appears
from the test i did ...
0
votes
2
answers
56
views
Compare elements and their position in two python lists
I have two lists: list_1 and list_2.
list_1 contains integers,
list_2 contains integers + chars (I added it in list_2 by concatenating int, str using the str() func).
list_1 = ['101', '102', and so on....
0
votes
0
answers
78
views
How to iterate across columns to find intersection in R? [duplicate]
I have a data.frame in R which has more or less this structure:
structure(list(F1 = c(1, 2, 3, NA, NA), F2 = c(NA, 2, 3, 4, NA
), F3 = c(NA, NA, NA, 4, 5)), class = "data.frame", row.names = ...
0
votes
0
answers
28
views
How to execute code for each element in a list? [duplicate]
I have what had ended up being a long block of code to do some calculations where I currently set the year in which I am interested manually. I am looking to do this instead using a list. Ideally, I ...
- 155
1
vote
1
answer
72
views
Netlogo: efficient iteration using 'foreach'
I want to calculate and store two certain quantities associated with turtles' properties, namely count how many turtles meet a condition and the sum of these turtles' specific attribute. That specific ...
- 21
0
votes
0
answers
22
views
Is there a reason that Python allows indexing the class list itself? [duplicate]
I have come across a "feature" of Python that allows one to index the list class (and all classes that implement __getitem__() AFAIK). It took me a non-trivial amount of time to uncover that ...
- 130
-1
votes
2
answers
88
views
Going back to an earlier index in list iteration
I have this loop over a list:
MyList = ["test", "test2", "test3", "test4", "test5", "test6", "test7"]
for item in MyList:
...
-2
votes
2
answers
304
views
Python: best way to iterate through lists and store which has max value for each index
In Python (3.8), I have 15 lists of the same length.
Each list contains floats.
Here for the example, I will pretend I have 3 lists of length 5 to demonstrate my problem:
List1 = [29.561801, 29.564141,...
- 39
0
votes
2
answers
63
views
Python - Iterating through nested dictionaries to populate a list based on values - Encounter 'str' object has no attribute 'items'
I'm creating a code that should allow a user to select multiple objects from a list.
Each user has an allotted amount of space, and each object has a specified size.
I'm trying to populate the list ...
0
votes
1
answer
44
views
Tkinter: Listbox not populating from function call, populates from list
I have a function that creates a list, and another that's supposed to populate a tkinter listbox with the items from that list. When a radio button is clicked the contents of the listbox should update....
- 37
0
votes
0
answers
23
views
How can I use a for loop to strip parens from list elements and print them one at a time? [duplicate]
I have a list from an n_choose_k operation. The list is composed of number combinations that are each surrounded by parentheses.
import itertools
number = 9
k = 3
n = range(1,number)
combos = list(...
- 61
-1
votes
2
answers
73
views
How to remove elements from list while iterating [duplicate]
hey I have a issue where i want to remove some elements from a list, the problem is it change the index and them don't know how to remove the index that actually need next
so it remove "salt"...
- 1
0
votes
1
answer
64
views
Read nested list with other attributes in Java streams
I have a list of object for example Person in turn have couple of lists with few generic attributes like below
List<Address> address1 = List.of("1","2","5","6&...
- 87