Category "list"

Merge column into one string from 2D list

I want to merge one column into one string from 2D list. Are there better ways to merge it? lists = [['H', 'W'], ['e', 'o'], ['l', 'r'], ['l', 'l'], ['o','d']]

Chatbot-specific answers

I'm creating a chatbot that asks questions and answers questions, but for now it doesn't have a specific function of answering specific questions that it asks i

creating a list from a column with multiple lines

I have a Pandas data frame that in one column called SourceDocument I have multiple lines of data in each cell (separated by \n). SourceDocuments PRDS-002039\nP

Insert variable with iteration into list display as variable with interation

I want to automate a list that looks like this in python. weights = [x[0],x[1],x[2]] I have written code but it just gives the value of iteration. I want to

Python list overwritten each time the previous items

The objective of my application is to create a copy of documents and insert them into the database for each annotator, for example, let's say the master user ha

List.Remove All not removing the negative numbers from textfile

Here's what I want this code to do. Read the textfile random.txt into a List For each line of the textfile read into the list I want to determine if it is posit

Check if a list is defined and avoid the "UNDEFINED" error

In the original TI-BASIC (for TI-83/84+) is there a way to check if a list has been defined? Currently calling dim(⌊LIST) will return an error if the lis

Pythonic way of checking if a condition holds for any element of a list

I have a list in Python, and I want to check if any elements are negative. Specman has the has() method for lists which does: x: list of uint; if (x.has(it &l

Getting the index of the first occurrence of a given element in a given list

I am trying to implement the following specification: busca.v.xs = <Min i : 0 ≤ i < #xs ∧ xs.i = v : i> I wrote something like the following. b

Find first and last value greater than 0 in a list in python

It is a list based on a solar measurement system so in the first hours of the day it will be 0 and in the last hours of the day it will be 0, so I am interested

Unpacking lists within a data frame into multiple TensorFlow inputs

So I have a pandas data frame similar to this: col1 col2 col3 [0,1,0] 1 0 [1,0,0] 0 1 and I want to unpack it so that it becomes 5 columns as apparently tenso

How do I access index from filter in java?

I'm planning to convert the following without a for loop and using functional programming: int count = 0; for (int i = 0; i < 5; i++) { //Feedback: avoid for

Plotting nested lists seperately, which are inside nested dictionaries

I have a list consisting of multiple nested dictionaries and nested lists MyList = [{dict0}, {dict1}, {dict2} ... {dict2422}] dict0 = {'type': 'Feature', 'geom

(Java) How to map one column of a CSV file to another column of a different type?

So for this problem, my function is supposed to return the top-10 list of avengers with the most appearances (in decreasing order). In the Avenger class it is

How to transform a list to an array in kotlin

I have a list val rewardList: List<Reward> class Reward( val nameBefore: String
 val amountBefore: Long ) I want to have val rewardArra

Dart: why is a list or map not equal to [] and {} respectively

void main() { var a = []; var b = []; print(a == []); print(a == b); var c = ['c']; print(c == ['c']); var d = 'd'; print(d == 'd'); } fa

Dart: why is a list or map not equal to [] and {} respectively

void main() { var a = []; var b = []; print(a == []); print(a == b); var c = ['c']; print(c == ['c']); var d = 'd'; print(d == 'd'); } fa

How can I create a two dimensional array with each element being a list in Java?

I want to create a two-dimensional array, each element of which is a list, as in the image. I tried ArrayList<List<User>>[][] arrayList = new ArrayL

Get the index of the unique item only

I have a list of colors as shown in the expanded code screenshot below. The list will always have 4 color values, but only one of them will be different than ot

How to print data if only matching string found in list?

key_word = ["apple","Apple","Boy","boy"] title1 = "Where the boy" title2 = "The Boy playing cricket" title3 = "hello world" title4 = "I want to buy apple vine