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What is the standard Python docstring format? [closed]
...the square of n, accepting all numeric types:
>>> sq(10)
100
>>> sq(10.434)
108.86835599999999
Raises a TypeError when input is invalid:
>>> sq(4*'435')
Traceback (most recent call last):
...
TypeError: can't multiply sequence by n...
Get the closest number out of an array
I have a number from minus 1000 to plus 1000 and I have an array with numbers in it. Like this:
20 Answers
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Changing CSS Values with Javascript
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Changing CSS this way is much faster if you have 100s+ elements. Say for instance, changing all the cells in a certain part of a table at once.
– EdH
Feb 11 '13 at 20:42
...
Using Rails 3.1, where do you put your “page specific” JavaScript code?
...bove solution has the benefit that if a search box is included on 8 of the 100 pages, it will run on only those 8 pages. You also won't have to include the same code on 8 of the pages on the site. In fact, you'll never have to include manual script tags on your site anywhere ever again - except to m...
Fixed position but relative to container
... are trying to center. If it's an image, just use it as a background of a 100% x 100% container. If it's an actual element that is completely dynamic, you will probably have to explore using a javascript solution to get the dimensions.
– Joseph Marikle
Feb 21...
Why is semicolon allowed in this python snippet?
...eful. Standard C code will often read something like this:
for(i=0; i<100; i++) {
do something here;
do another thing here;
}
continue doing things;
where you use the whitespace for a lot of clarity - and it is easy to see where the loop ends.
Python does let you terminate with an (...
Difference between wait() and sleep()
...he object that wait() is called on.
synchronized(LOCK) {
Thread.sleep(1000); // LOCK is held
}
synchronized(LOCK) {
LOCK.wait(); // LOCK is not held
}
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How big is too big for a PostgreSQL table?
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Another way to speed up your queries significantly on a table with > 100 million rows is in the off hours cluster the table on the index that is
most often used in your queries. We have a table with > 218 million rows and have found 30X improvements.
Also, for a very large table, it's a g...
Is it possible to make abstract classes in Python?
... 10
a1.prop2
# prints 'stuff'
As desired, we cannot set prop1:
a.prop1 = 100
will return
AttributeError: can't set attribute
Also our from_dict method works fine:
a2.prop1
# prints 20
If we now defined a second class B like this:
class B(Base):
def __init__(self, name):
self.name =...
Converting a column within pandas dataframe from int to string
...
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