My example uses sum function but this is not the only higher order function I've been having problems with. To the point It's been a while but I keep catching myself on writing code like: scala> List(2, 5, 7, 11) sum / 3 which gives me: <console>
I'm still very new to coding, as in I've been coding for a few days. I'm trying to teach myself python by working on a small personal project. I've been playing around with list slicing, and something doesn't add up to me, which is impeding a functio
Ok, I'm sure there is a very easy way to do this, but I'm rusty in python and I can't work out the pythonic way to do this. I have a list, representing the hours of the day: import numpy as np hourOfDay = np.mod(range(0, 100), 24) Then I want to crea
This question already has an answer here: Python is adding extra newline to the output 5 answers I have this little problem. If i create a list from the content of a txt file and print it row by row there are huge spaces between these outputs. Like:
Everybody, a =[0, 0, 2, 4, 6] x=5 This a list (a) and a fix value (x). I need a loop codes which must add with x every element of list and add this value with previous list elements in every loop ( loop must continue as x value). Other words result s
I have a simple code snippet where I set dictionary values as empty lists: new_dict = {} for i in range(1, 13): new_dict[i] = [] Now, if inside the loop on the next line I would type new_dict[i] and add a dot, I expect PyCharm to show me a list of me
I am very new to Python, trying to learn the basics. Have a doubt about the list. Have a list: L = [[1,2,3],[4,5,6],[3,4,6]] The output should be: [[2,4,6],[8,10,12],[6,8,12]] The code that works for me is the following for x in range(len(L)): for y
I was browsing about how to create own list and landed on this site http://www.vogella.com/tutorials/JavaDatastructureList/article.html where they had the below method. private void ensureCapa() { int newSize = elements.length * 2; elements = Arrays.
I have a big text file which is an output of some codes and it contains lists of numbers. The format of the lists in the file is as following [ 11.42102518 3.3538624 231.82137052 352.12777653] [ 12.68274035 2.84982539 292.99135783 331.74058558] [ 11.
i have a list object like this value = [<employee 'Mark Twain' as 'Captain'>,<employee 'Huckle' as 'Cowboy'>] now i would like to have the employee and in a seperate variable like emplo[0] and as[0] like emplo[0] = 'Mark Twain' as[0] = 'Captai
This question already has an answer here: Get the cartesian product of a series of lists? 10 answers I have a problem like this. I have two lists, A and B, where A=[[1,2],[3,4],[5,6]] and B=[["a","b"],["c","d"]], I
I want my cake and to eat it. I like the way Lists in C# dynamically expand when you go beyond the initial capacity of the array. However this is not enough. I want to be able to do something like this: int[] n = new int[]; // Note how I'm NOT defini
I can send emails by using this: mail.To.Add("
[email protected]"); However, I'd like to send out emails by getting it from a SharePoint list, so far I have this. List<string> to = new List<string> {"
[email protected]"}; foreach
This question already has an answer here: How to use LINQ to select object with minimum or maximum property value 11 answers I have a class like this class car { public string carName { get; set; } public decimal price { get; set; }//Group id } I hav
Python How do I turn a grid of: x,x x,x to a list of lists?: [['x', 'x'], ['x', 'x']] It's as simple as: with open(...) as f: list_of_lists = [line.strip().split(",") for line in f] # use list_of_lists
This question already has an answer here: split list of tuples in lists of list of tuples 5 answers Assume you have a list of arbitrary elements like ['monkey', 'deer', 'lion', 'giraffe', 'lion', 'eagle', 'lion', 'fish'] which should be split into su
I was wondering if someone could help me figure out how to generate a new tuple with a previously generated tuple. What I have so far is just generating an empty tuple import math as m grav = 9.807 #[m/s**2] gravity http://physics.nist.gov/cgi-bin/cu
This is the code i have: data Review = Review { artiest :: String, score :: Integer, tour :: Tour, datum :: String, plaats :: String, soortLocatie :: Locatie, topSongs :: [String] } deriving (Eq, Ord, Show) getBestLoc [] beste = beste getBestLoc (x:x
For example, I have a list, say list = ['sight', 'first', 'love', 'was', 'at', 'It'] I want to group this list by word length, say newlist = [['sight', 'first'],['love'], ['was'], ['at', 'It']] Please help me on it. Appreciation!You can use a temp di
I have a long-running list of favorite albums. I know sites like www.spotmysongs.com will take a text file of a list of artists and song titles and create a playlist out of them on Spotify, but I'd like to do the same with a list of albums, without t
This question already has an answer here: python list by value not by reference 11 answers I have a list named MyList. I want to copy the list to a new one, then add items to the new one, so I do: MySecondList=MyList for item in MyList: if item==2: M
So I have a biiiiig list of lists, looks like: big_list = [[17465, [22, 33, 1, 7, 83, 54, 84, -5], '123-432-3'], [13254, [42, 64, 4, -5, 75, -2, 1, 6], '1423-1762-4'], [.................................................................................
So I've got this code already: http://pastebin.com/3wuFNWGA And I've got these typedefs in a .h file: http://pastebin.com/JTG9XHvW I need my push function to add a node to my_stack by allocating memory for the node, storing the data (new element) in
for example: list1=['k1','k2','k3',['k4','k5',['k6','k7']]] list2=['v1','v2','v3',['v4','v5',['v6','v7']]] and I want to merge them to a dictionary like this: dict1={'k1':'v1','k2':'v2','k3':'v3','k4':'v4','k5':'v5','k6':'v6','k7':'v7'} I have a way
I want to flatten a hierarchy of objects with an open Generic T. This link Recursive List Flattening shows how to do that taking a passed IEnumerable. But I want to flatten a passed object T and its property Children in a generic and recursively way.
Is it possible to convert the following to a python list comprehension: values = [a,b,c,d,...] converted_values = [] for item in values: if type(item) == datetime.date: converted_values.append(item) else: converted_values.append(item.decode('utf-8'))
Suppose in document class public class Test extends MovieClip { public function Test() { var object1:ClassA = new ClassA(); //addChild(object1); object1.accessRoot(); } } public class A extends MovieClip { public function accessRoot() { var mc : Movi
I've just read in "Dive into Python" that "tuples are faster than lists". Tuple is immutable, and list is mutable, but I don't quite understand why tuple is faster. Anyone did a performance test on this?The reported "speed of cons
I have a class called Order which has properties such as OrderId, OrderDate, Quantity, and Total. I have a list of this Order class: List<Order> objListOrder = new List<Order>(); GetOrderList(objListOrder); // fill list of orders Now I want to
List<String> nameList = new List<String>(); DropDownList ddl = new DropDownList(); List is populated here, then sorted: nameList.Sort(); Now I need to drop it into the dropdownlist, which is where I'm having issues (using foreach): foreach (st
