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Return first match of Ruby regex
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You could try variableName[/regular expression/]. This is an example output from irb:
irb(mai...
Rails.env vs RAILS_ENV
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According to the docs, #Rails.env wraps RAILS_ENV:
# File vendor/rails/railties/lib/initial...
Adding a y-axis label to secondary y-axis in matplotlib
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The best way is to interact with the axes object directly
import numpy as np
import matplotlib....
Which is faster in Python: x**.5 or math.sqrt(x)?
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Why not use java.util.logging?
...4J is better than j.u.l but because most Java developers currently (July 2012) prefer SLF4J as their logging API. If ultimately you decide not to care about popular opinion, consider the following facts:
those who prefer j.u.l do so out of convenience because j.u.l is bundled with the JDK. To my k...
Initializing a struct to 0
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The first is easiest(involves less typing), and it is guaranteed to work, all members will be ...
Sort an Array by keys based on another Array?
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Find string between two substrings [duplicate]
How do I find a string between two substrings ( '123STRINGabc' -> 'STRING' )?
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How to install latest version of git on CentOS 7.x/6.x
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Build unsigned APK file with Android Studio
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