Category "set"

Sampling with parameters in SAS

I have a large dataset dataset with 20 columns, and the columns "ltv", that contains the classification high, low and medium and "ticket" that contains values.

Python fuzzy matches of elements from two lists of song titles

I have two lists of titles for jazz standards. Both lists have a couple thousand entries, and I would like to find the songs in the second list that are not co

Python fuzzy matches of elements from two lists of song titles

I have two lists of titles for jazz standards. Both lists have a couple thousand entries, and I would like to find the songs in the second list that are not co

Given a list of strings, return characters that appear in more than one string

I'm trying to implement a function which receives a variable number of strings and returns characters that appear at least in two strings: test_strings = ["hel

Trouble setting a value using XML Etree

I am trying to change the value of a node from an XML file. I am using XML Etree/Element Tree. My code is the following: import xml.etree.ElementTree as ET impo

What determines the item order when converting a set to a list?

I know there are several similar questions, but I haven't found one yet that talks about what I would like to know. If this is a duplicate, please point it out.

pandas, access a series of lists as a set and take the set difference of 2 set series

Given 2 pandas series, both consisting of lists (i.e. each row in the series is a list), I want to take the set difference of 2 columns For example, in the data

lifting functions in python

Say you have a function f:integers -> integers, one should be able to lift this function to act on sets of integers. I.e. f:sets of integers -> sets of

lifting functions in python

Say you have a function f:integers -> integers, one should be able to lift this function to act on sets of integers. I.e. f:sets of integers -> sets of

How to get the symmetric difference of two dictionaries

I was looking for a solution to finding the symmetric difference between two dictionaries in Python. For example, if I have two dictionaries A and B, and I wan

How to get all possible values for an existing ENUM or SET - field

I'm using Doctrine in Symfony4. How do I retrieve all possible values for an ENUM or SET column on this base?

Set image as wallpaper from url (Glide + json)

app app Hi, thanks in advance to those who guide me. I have a problem with the Set Wallpaper, that when I clicked on the button, I get the following error: 2

How to move elements from a set to a vector efficiently?

I have a std::set<vector<int>> from which I would like to move (not copy) elements to a std::vector<vector<int>>. How do I do this? I t

Does golang have the plan for supporting set datastructure?

This feature can be implemented with 'map'. countrySet := map[string]bool{ "US": true, "JP": true, "KR": true, } But to ease the eyes of readers, 'set'

Declare variable set = select

How do I declare a variable for used in a PostgreSQL 9.3 query? CREATE or replace FUNCTION public.test() returns int4 AS $BODY$ DECLARE cod_process bi

Check if a value is in a list

Does Go have something similar to Python's in keyword? I want to check if a value is in a list. For example in Python: x = 'red' if x in ['red', 'green', 'ye

How to customize object equality for JavaScript Set

New ES 6 (Harmony) introduces new Set object. Identity algorithm used by Set is similar to === operator and so not much suitable for comparing objects: var set

Python, redis: How do I set multiple key-value pairs at once

I have two lists keys= [k0,k1, ....kn] vals= [v0,v1, ....vn] I can set these key-values on redis in multiple steps doing the following: for i in range(0,len(k

Get std::set comparison as function parameter / complemet of a set without universal set

I have this .cpp file and I have to write the methods set_union, subset, complement, and contains. My two problem is first: How can I have a complement without

Check for any values in set

Suppose I have the following set: things = {'foo', 'bar', 'baz'} I would like to find out if either foo or bar exists in the set. I've tried: >>> '