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Regular expression to match numbers with or without commas and decimals in text
...e is that the numbers in my text may or may not have decimals and commas. For example:
10 Answers
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Difference between map, applymap and apply methods in Pandas
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Straight from Wes McKinney's Python for Data Analysis book, pg. 132 (I highly recommended this book):
Another frequent operation is applying a function on 1D arrays to each column or row. DataFrame’s apply method does exactly this:
In [116]: frame = Dat...
Regular expression to match DNS hostname or IP Address?
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Before people blindly use this in their code, note that it is not completely accurate. It ignores RFC2181: "The DNS itself places only one restriction on the particular labels that can be used to identify resource records. Tha...
List comprehension on a nested list?
...ere is how you would do this with a nested list comprehension:
[[float(y) for y in x] for x in l]
This would give you a list of lists, similar to what you started with except with floats instead of strings. If you want one flat list then you would use [float(y) for x in l for y in x].
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How to increase the gap between text and underlining in CSS
...eclaration, i.e. border-bottom-width: 1px and border-bottom-style: solid.
For multiline, you can wrap you multiline texts in a span inside the element. E.g. <a href="#"><span>insert multiline texts here</span></a> then just add border-bottom and padding on the <span> -...
Custom numeric format string to always display the sign
Is there any way I can specify a standard or custom numeric format string to always output the sign, be it +ve or -ve (although what it should do for zero, I'm not sure!)
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Programmatically Lighten or Darken a hex color (or rgb, and blend colors)
...en a hex color by a specific amount. Just pass in a string like "3F6D2A" for the color ( col ) and a base10 integer ( amt ) for the amount to lighten or darken. To darken, pass in a negative number (i.e. -20 ).
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What's the difference between tilde(~) and caret(^) in package.json?
...on. ^2.3.4 will use releases from 2.3.4 to <3.0.0.
See Comments below for exceptions, in particular for pre-one versions, such as ^0.2.3
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Is R's apply family more than syntactic sugar?
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The apply functions in R don't provide improved performance over other looping functions (e.g. for). One exception to this is lapply which can be a little faster because it does more work in C code than in R (see this question for an example of this).
But in general, the ...
jQuery animate backgroundColor
...ve jquery.effects.core in your project this will work perfectly. Thank you for the answer. +1
– Patrick Desjardins
Mar 22 '10 at 16:49
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