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Find an element in a list of tuples
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240
If you just want the first number to match you can do it like this:
[item for item in a if it...
How to update PATH variable permanently from Windows command line?
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edited Dec 2 '11 at 16:13
answered Dec 2 '11 at 15:09
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Best way to convert strings to symbols in hash
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Convert a byte array to integer in Java and vice versa
...data into byte arrays in Java. Basically just numbers which can take up to 2 Bytes per number.
8 Answers
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JavaScript Regular Expression Email Validation [duplicate]
...ine it as a regular expression:
var pattern = /^\w+@[a-zA-Z_]+?\.[a-zA-Z]{2,3}$/;
BTW, please don't validate email addresses on the client-side. Your regular expression is way too simple to pass for a solid implementation anyway.
See the real thing here: http://www.ex-parrot.com/~pdw/Mail-RFC...
Test parameterization in xUnit.net similar to NUnit
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answered Feb 2 '12 at 10:21
Enrico CampidoglioEnrico Campidoglio
45.2k1010 gold badges106106 silver badges135135 bronze badges
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sort object properties and JSON.stringify
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22 Answers
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Java 8: Where is TriFunction (and kin) in java.util.function? Or what is the alternative?
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x := 1. So if you like to see what the functions return for y := 1, y := 2, y := 3 you
have to write f(1,1) , f(1,2) , f(1,3).
In Java 8, constructive functions should be handled (most of the time) by using method references because there's not much advantage of using a constructive lambda funct...
How to overcome TypeError: unhashable type: 'list'
...pend(value)
else:
d[key] = [value]
print d
# {'AAA': ['111', '112'], 'AAC': ['123'], 'AAB': ['111']}
Note that if you are using Python 3.x, you'll have to make a minor adjustment to get it work properly. If you open the file with rb, you'll need to use line = line.split(b'x') (which mak...