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Dictionary vs Object - which is more efficient and why?
...__init__(self, i):
self.i = i
self.l = []
all = {}
for i in range(1000000):
all[i] = Obj(i)
test_obj.py:
class Obj(object):
def __init__(self, i):
self.i = i
self.l = []
all = {}
for i in range(1000000):
all[i] = Obj(i)
test_dict.py:
all = {}
for i in range(1000000):
o = {}...
Is there a way to use two CSS3 box shadows on one element?
...
410
You can comma-separate shadows:
box-shadow: inset 0 2px 0px #dcffa6, 0 2px 5px #000;
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How to iterate over associative arrays in Bash
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answered Jun 24 '10 at 19:31
Paused until further notice.Paused until further notice.
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Pandas DataFrame column to list [duplicate]
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270
You can use the Series.to_list method.
For example:
import pandas as pd
df = pd.DataFrame({'a...
Get the index of the nth occurrence of a string?
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10 Answers
10
Active
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Converting an array of objects to ActiveRecord::Relation
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edited Dec 2 '14 at 0:04
answered Jun 26 '13 at 23:29
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Get an OutputStream into a String
... edited Jul 23 '19 at 23:29
0xCursor
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answered Oct 19 '08 at 20:15
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Valid to use (anchor tag) without href attribute?
...n, you should add the following attributes:
<a role="button" tabindex="0" ...>...</a>
The button role tells the user that the particular element is being treated as a button as an override for whatever semantics the underlying element may have had.
For <span> and <div> el...
Setting Short Value Java
...a method setTableId(Short tableId) . Now when I try to write setTableId(100) it gives compile time error. How can I set the short value without declaring another short variable?
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Opacity of div's background without affecting contained element in IE 8?
...ur instead.
The CSS is fairly simple:
.myelement {
background: rgba(200, 54, 54, 0.5);
}
...where the first three numbers are the red, green and blue values for your background colour, and the fourth is the 'alpha' channel value, which works the same way as the opacity value.
See this page ...