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Removing duplicate objects with Underscore for Javascript
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.uniq/.unique accepts a callback
var list = [{a:1,b:5},{a:1,c:5},{a:2},{a:3},{a:4},{a:3},{a:2...
How do I install Python OpenCV through Conda?
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Logging in Scala
...appers around a Java logging framework (slf4j, log4j etc), but as of March 2015, the surviving log libraries are all slf4j. These log libraries provide some sort of log object to which you can call info(...), debug(...), etc. I'm not a big fan of slf4j, but it now seems to be the predominant logging...
What does “hashable” mean in Python?
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answered Jan 26 '13 at 9:49
NPENPE
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Pandas percentage of total with groupby
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Paul H's answer is right that you will have to make a second groupby object, but you can calcu...
How to get the Power of some Integer in Swift language?
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Is there a Python function to determine which quarter of the year a date is in?
...ore the division, and dividing by 4 instead of 3. Since .month goes 1 to 12, it's easy to check for yourself what formula is right:
for m in range(1, 13):
print m//4 + 1,
print
gives 1 1 1 2 2 2 2 3 3 3 3 4 -- two four-month quarters and a single-month one (eep).
for m in range(1, 13):
prin...
What is your favorite C programming trick? [closed]
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How to use a switch case 'or' in PHP
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switch ($value)
{
case 1:
case 2:
echo "the value is either 1 or 2.";
break;...
How can I get zoom functionality for images?
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UPDATE
I've just given TouchImageView a new update. It now includes Double Tap Zoom and Fling...