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Create an array or List of all dates between two dates [duplicate]
...
LINQ:
Enumerable.Range(0, 1 + end.Subtract(start).Days)
.Select(offset => start.AddDays(offset))
.ToArray();
For loop:
var dates = new List<DateTime>();
for (var dt = start; dt <= end; dt = dt.AddDays(1))
...
Does MS SQL Server's “between” include the range boundaries?
... repeating the capture of the following day's data at midnight in multiple ranges, your end date should be 3 milliseconds before midnight on of day following your to date. 3 milliseconds because any less than this and the value will be rounded up to midnight the next day.
e.g. to get all values wi...
Is it possible to implement a Python for range loop without an iterator variable?
...he best you could do is something like this:
def loop(f,n):
for i in xrange(n): f()
loop(lambda: <insert expression here>, 5)
But I think you can just live with the extra i variable.
Here is the option to use the _ variable, which in reality, is just another variable.
for _ in range(...
How to normalize a NumPy array to within a certain range?
... processing on an audio or image array, it needs to be normalized within a range before it can be written back to a file. This can be done like so:
...
Pandas percentage of total with groupby
...state': ['CA', 'WA', 'CO', 'AZ'] * 3,
'office_id': list(range(1, 7)) * 2,
'sales': [np.random.randint(100000, 999999)
for _ in range(12)]})
state_office = df.groupby(['state', 'office_id']).agg({'sales': 'sum'})
# Change: groupby sta...
Bubble Sort Homework
...ted:
sorted = True # Assume the list is now sorted
for element in range(0, length):
if badList[element] > badList[element + 1]:
sorted = False # We found two elements in the wrong order
hold = badList[element + 1]
badList[element + 1] = badLis...
Why is it slower to iterate over a small string than a small list?
...building of the list, but it's still faster for this. Python 2 is acting strangely fast.
Let's remove the comprehensions and re-time. The _ = is to prevent it getting optimised out.
>>> python3 -m timeit '_ = ["a", "b", "c"]'
10000000 loops, best of 3: 0.0707 usec per loop
>>> p...
Error in finding last used cell in Excel with VBA
...last row which are highly unreliable and hence should never be used.
UsedRange
xlDown
CountA
UsedRange should NEVER be used to find the last cell which has data. It is highly unreliable. Try this experiment.
Type something in cell A5. Now when you calculate the last row with any of the methods ...
Generating random whole numbers in JavaScript in a specific range?
...instead of Math.floor() converts x into a two-complement with much smaller range than Number.MAX_SAFE_INTEGER (2³²⁻¹ vs. 2⁵³), thus you have to use it with caution!
– le_m
Jun 6 '16 at 1:49
...
How to generate random number with the specific length in python
...r of digits:
from random import randint
def random_with_N_digits(n):
range_start = 10**(n-1)
range_end = (10**n)-1
return randint(range_start, range_end)
print random_with_N_digits(2)
print random_with_N_digits(3)
print random_with_N_digits(4)
Output:
33
124
5127
...