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How to check if a float value is a whole number
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Yeah, but k = 123456789012345678901234567890.0 then k == int(k) is True, which is the correct answer.
– Juri Robl
Oct 19 '14 at 12:35
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How to add footnotes to GitHub-flavoured Markdown?
...his
<a name="myfootnote1">1</a>: Footnote content goes here
Then reference it at some other place in the document like this
<sup>[1](#myfootnote1)</sup>
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Unpacking, extended unpacking and nested extended unpacking
...X', 'Y'] -> ('X', 'Y')
If you find that a value doesn't get unpacked, then you'll undo the substitution. (See below for further explanation.)
Also, when you see "naked" commas, pretend there's a top-level tuple. Do this on both the left and the right side (i.e. for lvalues and rvalues):
'X', ...
CSS Cell Margin
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Internal table elements do not have
margins.
What's the "right" way then? If you are looking to replace the cellspacing attribute of the table, then border-spacing (with border-collapse disabled) is a replacement. However, if per-cell "margins" are required, I am not sure how that can be corr...
Sort NSArray of date strings or objects
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Store the dates as NSDate objects in an NS(Mutable)Array, then use -[NSArray sortedArrayUsingSelector: or -[NSMutableArray sortUsingSelector:] and pass @selector(compare:) as the parameter. The -[NSDate compare:] method will order dates in ascending order for you. This is simpler th...
How does java do modulus calculations with negative numbers?
... some the other.
If you want to get a negative number for negative inputs then you can use this:
int r = x % n;
if (r > 0 && x < 0)
{
r -= n;
}
Likewise if you were using a language that returns a negative number on a negative input and you would prefer positive:
int r = x % n...
Send POST data on redirect with JavaScript/jQuery? [duplicate]
...e "I ended up doing the following" example that avoids needing to name and then lookup the form object again by constructing the form specifically (using jQuery)..
var url = 'http://example.com/vote/' + Username;
var form = $('<form action="' + url + '" method="post">' +
'<input type="te...
Django: ImproperlyConfigured: The SECRET_KEY setting must not be empty
...this issue is to keep all your common settings inside settings/base.py and then create 3 separate settings files for your production, staging and dev environments.
Your settings folder will look like:
settings/
__init__.py
base.py
local.py
prod.py
stage.py
and keep the follow...
When 1 px border is added to div, Div size increases, Don't want to do that
...t a border on it before you click to be the same color as the background.
Then when you click just change the background color and the width will not change.
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Git push requires username and password
...an correct this by going to your repository, clicking "Clone or download", then clicking the "Use SSH" button above the URL field and updating the URL of your origin remote like this:
git remote set-url origin git@github.com:username/repo.git
This is documented at GitHub: Switching remote URLs fr...