tuples Questions
1
Solved
As per this
Tuple structs, which are, basically, named tuples.
// A tuple struct
struct Pair(i32, f32);
Later in the code
// Instantiate a tuple struct
let pair = Pair(1, 0.1);
// Access the fi...
5
Solved
I'm looking for a way to print elements from a tuple with no brackets.
Here is my tuple:
mytuple = [(1.0,),(25.34,),(2.4,),(7.4,)]
I converted this to a list to make it easier to work with
my...
8
Solved
I stumbled across the following code:
for i, a in enumerate(attributes):
labels.append(Label(root, text = a, justify = LEFT).grid(sticky = W))
e = Entry(root)
e.grid(column=1, row=i)
entries.ap...
Taunyataupe asked 3/6, 2012 at 4:24
3
Solved
I have the following data frame my_df:
Person event time
---------------------------------
John A 2017-10-11
John B 2017-10-12
John C 2017-10-14
John D 2017-10-15
Ann X 2017-09-01
Ann Y 2017-09-02...
Petua asked 23/10, 2017 at 17:35
10
Solved
What is the Pythonic approach to achieve the following?
# Original lists:
list_a = [1, 2, 3, 4]
list_b = [5, 6, 7, 8]
# List of tuples from 'list_a' and 'list_b':
list_c = [(1,5), (2,6), (3,7),...
2
Solved
I am trying to get a random n number of users from a set of unique users.
Here is what I have so far
users = set()
random_users = random.sample((users), num_of_user)
This works well but it is giv...
Tubbs asked 20/12, 2021 at 18:42
4
Solved
Suppose I have a of tuples, say List<(string, Table)> and I want to iterate over it using a Parallel.ForEach, using the 'named version' of the tuples' components.
The following code does tha...
2
Solved
I have been researching how to insert a list of ~500 tuples (rows) that has 7 elements (columns) into a database. I have read through various posts on stackoverflow as well as other forums. I found...
Tipton asked 26/3, 2013 at 2:10
13
Is there is any difference between using a std::tuple and a data-only struct?
typedef std::tuple<int, double, bool> foo_t;
struct bar_t {
int id;
double value;
bool dirty;
}
From what ...
3
Solved
Summary: I have a tuple type like this:
[session: SessionAgent, streamID: string, isScreenShare: boolean, connectionID: string, videoProducerOptions: ProducerOptions | null, connection: AbstractCon...
Plated asked 7/9, 2021 at 9:16
1
Solved
An ordinary way to make a tuple in Julia is like this:
n = 5
t2 = (n,n) # t2 = (5,5)
t3 = (n,n,n)# t3 = (5,5,5)
I want to make a tuple of arbitrary size functionally.
n = 5
someFunction(n,size) =...
4
Can anyone help the following List Tuple more than 8 elements is not working:
List<Tuple<int, string, double, string, int, string, double, Tuple<int, string>>> tpl = new
List<...
2
Solved
In N3059 I found the description of piecewise construction of pairs (and tuples) (and it is in the new Standard).
But I can not see when I should use it. I found discussions about emplace and non-...
Autumn asked 28/5, 2011 at 14:23
6
Solved
Given the following list of tuples...
val list = List((1, 2), (1, 2), (1, 2))
... how do I sum all the values and obtain a single tuple like this?
(3, 6)
4
Solved
I have an Array[Any] from Java JPA containing (two in this case, but consider any a small number of) differently-typed things. I would like to represent these as tuples instead.
I have some quick ...
Kaleidoscope asked 25/9, 2012 at 14:51
1
Solved
Background
I'm trying to replace an existing overloaded function with rest parameters using labeled tuple elements.
Original code
This is a simplified version of the original overloaded function:
f...
Daubigny asked 15/11, 2021 at 10:41
5
Solved
If I have the list of tuples as the following:
[('a', 'b'), ('c', 'd'), ('a', 'b'), ('b', 'a')]
I would like to remove duplicate tuples (duplicate in terms of both content and order of items ins...
5
Solved
From this post I learned that you can concatenate tuples with sum():
>>> tuples = (('hello',), ('these', 'are'), ('my', 'tuples!'))
>>> sum(tuples, ())
('hello', 'these', 'are', '...
Petrarch asked 6/2, 2017 at 2:38
6
Solved
I have a Pandas dataframe (this is only a little piece)
>>> d1
y norm test y norm train len(y_train) len(y_test) \
0 64.904368 116.151232 1645 549
1 70.852681 112.639876 1645 549
SVR RB...
9
Solved
The aim is to find groups of increasing/monotonic numbers given a list of integers. Each item in the resulting group must be of a +1 increment from the previous item
Given an input:
x = [7, 8, 9,...
Scevo asked 28/10, 2015 at 21:59
9
Solved
I have a table containing the fields group_id and group_type and I want to query the table for all the records having any tuple (group id, group type) from a list of tuples. For example, I want to ...
Aundreaaunson asked 4/11, 2011 at 9:2
5
Solved
"Use the below function with two parameters:
nth :: (a,a,a,a,a) -> Int -> a
where the Int value should return the Int-th value of the five-element tuple."
I tried:
nth (a,b,c,d,e) ...
3
Solved
I have a list of tuples:
list_ = [(1,7,3000),(1,8,3500), (1,9,3900)]
I want to update a table with multiple rows/values for a given ID (in this case ID = 1)
So:
INSERT INTO table (ID, Speed, P...
18
Solved
In many places, (1,2,3) (a tuple) and [1,2,3] (a list) can be used interchangeably.
When should I use one or the other, and why?
2
Solved
I have the following named list of Tuple
var tupleList = new List<(string SureName, string LastName, int Age)>();
How can I add items to that list using tupleList.Add ?
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