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Check for array not empty: any?
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251
any? isn't the same as not empty? in some cases.
>> [nil, 1].any?
=> true
>> [n...
Blocks on Swift (animateWithDuration:animations:completion:)
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answered Jun 5 '14 at 22:48
ZaksoupZaksoup
2,16011 gold badge1111 silver badges44 bronze badges
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String formatting in Python 3
... # '0.20'
"conversion rate: {:.2%}".format(self.goals / self.shots) # '20.45%'
"conversion rate: {:.0%}".format(self.goals / self.shots) # '20%'
"self: {!s}".format(self) # 'Player: Bob'
"self: {!r}".format(self) # '<__main__.Player instance at 0x00BF7260>'
"games: {:>3}".format(player1.g...
regex for zip-code
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^\d{5}(?:[-\s]\d{4})?$
^ = Start of the string.
\d{5} = Match 5 digits (for condition 1, 2, 3)
(?:…) = Grouping
[-\s] = Match a space (for condition 3) or a hyphen (for condition 2)
\d{4} = Match 4 digits (for condition 2, 3...
how to override left:0 using CSS or Jquery?
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5 Answers
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Active
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How do I change the formatting of numbers on an axis with ggplot?
...he y-axis are coming out with computer style exponent formatting, i.e. 4e+05, 5e+05, etc. This is obviously unacceptable, so I want to get it to display them as 500,000, 400,000, and so on. Getting a proper exponent notation would also be acceptable.
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Overlaying histograms with ggplot2 in R
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115
Your current code:
ggplot(histogram, aes(f0, fill = utt)) + geom_histogram(alpha = 0.2)
is te...
Formatting “yesterday's” date in python
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Boris
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answered Nov 11 '09 at 0:03
Jarret HardieJarret Ha...
Creating java date object from year,month,day
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5
IBM API designers, JavaScript API designers. Other than that, probably nobody. Note that Calendar is now obsoleted by th the Java 8 java.tim...