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Is there any way to call a function periodically in JavaScript?
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Jack Miller
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answered Aug 3 '09 at 20:35
zombatzombat
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Map over object preserving keys
...ap the values and preserve the keys.
_.mapObject({ one: 1, two: 2, three: 3 }, function (v) { return v * 3; });
// => { one: 3, two: 6, three: 9 }
DEMO
With Lodash
Lodash provides a function _.mapValues to map the values and preserve the keys.
_.mapValues({ one: 1, two: 2, three: 3 }, fu...
Bootstrap 3 Navbar Collapse
Is there any way to increase the point at which the bootstrap 3 navbar collapses (i.e. so that it collapses into a drop down on portrait tablets)?
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How to calculate moving average using NumPy?
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173
If you just want a straightforward non-weighted moving average, you can easily implement it with...
What's the function like sum() but for multiplication? product()?
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Update:
In Python 3.8, the prod function was added to the math module. See: math.prod().
Older info: Python 3.7 and prior
The function you're looking for would be called prod() or product() but Python doesn't have that function. So, you need...
Sass combining parent using ampersand (&) with type selectors
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As Kumar points out, this has been possible since Sass 3.3.0.rc.1 (Maptastic Maple).
The @at-root directive causes one or more rules to be emitted at the root of the document, rather than being nested beneath their parent selectors.
We can combine the @at-root directive alo...
How can I use “.” as the delimiter with String.split() in java [duplicate]
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203
String.split takes a regex, and '.' has a special meaning for regexes.
You (probably) want some...
Downloading a picture via urllib and python
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263
Python 2
Using urllib.urlretrieve
import urllib
urllib.urlretrieve("http://www.gunnerkrigg.com...
How do I profile memory usage in Python?
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123
This one has been answered already here: Python memory profiler
Basically you do something like...
How can I disable logging of asset pipeline (sprockets) messages in Ruby on Rails 3.1?
... tends to be quite verbose in the (dev) log by default under Ruby on Rails 3.1 (RC1):
14 Answers
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