Category "loops"

General approach to modifying an array while looping through it

Is it safe in Perl6 (as opposed to perl5 or other languages) to loop through an array while modifying it? For instance, if I have an array of websites to downlo

Looping over pandas DataFrame

I have a weird issue that the result doesn't change for each iteration. The code is the following: import pandas as pd import numpy as np X = np.arange(10,100)

How can I make this repeat forever?

I have this code which generates random characters (it's a kind of terrain generator). I just can't get it to print forever. Here's the current code I have for

SASS : How to generate a map using a loop

My goal is to generate a SASS map to store variants of colors that are stored in the following map: $colors : ( jet : #333333, wint

Converting text file to all uppercase letters

I have an assignment for class and I have to make a program that takes an existing file and converts all the letters to uppercase. Below is part of the code (sp

vba vlookup does not work in loop

I am working on a tool to analyse data. The data to be analyzed is manually copied into the first sheet, then I am planning to run a macro which analyzes the da

Sum of odd numbers until reached limit in Javascript

While I was solving a question saying "add odd numbers from 1 to 20", I coded this: var i, sum=0; for (i=2; i<=20; i*2){ sum=sum+i; } document.write(sum);

Is it possible to step through a row of data and sum every n-th cell using a Lambda function?

I have a model that produces an array of values that can be several hundred columns wide. Every 25th column contains a number that I need to add to the total. I

using cursor attributes in a CURSOR FOR LOOP

I am running the following in the Scott schema: SET serveroutput ON; BEGIN FOR c_Emp IN (SELECT * FROM emp) LOOP dbms_output.put_line('The record processed by

Looping through a list in Python

Trying to loop through a list of numbers so that the output reads the result on a seperate line. Instructions Given: - Store numbers 1-9 in a list. - Loop thro

kattis problem ABC with python3. Works fine in local compiler, but when on submission getting partially right

I am trying the kattis problem ABC (https://open.kattis.com/problems/abc). It works fine on my local compiler, but when I submit, I can't pass all the cases. Ca

When do I need to use hasOwnProperty()?

I read that we should always use hasOwnProperty when looping an object, because the object can be modified by something else to include some keys we don't want.

Looping through Angular QueryList

So I want to get all the images in my component in an array, so I am using Angular's @ViewChildren which returns a QueryList of ElementRef: @ViewChildren('img

How to use loops in JasperReports .jrxml file?

I am using iReport Designer to design the .jrxml file. How can I use the for loop or if loop in .jrxml file? Is it possible? If yes how?

How do I loop an input box one additional time if criteria is not met?

I’m trying to create a series of input boxes that will prompt for more information before executing the rest of the code. I’m stuck on the looping a

Javascript (firebase): how can the firebase database key of a clicked item be obtained?

I have a firebase database structure like this and I have a loop function var jobTitle = document.getElementById('jobTitle'); var jobDescription= doc

increment variable value in spark view engine

I try to go through a for each loop and increment value of variable to name my label with below code <set i="0"/> <div each="var x in Model"> <

onTap in GestureDetector is taking a value less, but Text is taking correct, both used in the same loop

In the following code, Text(subjects[address]) is printing the correct value, but GestureDetector( onTap: is taking the same value for the whole Row, and increm

Loop not working for urls from csv file

Here, the loop not working, only the first url from the csv file is working.I want to run this for all the urls in the csv file, can anyone help me please... M

Subplot for seaborn boxplot

I have a dataframe like this import seaborn as sns import pandas as pd %pylab inline df = pd.DataFrame({'a' :['one','one','two','two','one','two','one','one','