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Precision String Format Specifier In Swift
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30 Answers
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Shuffle two list at once with same order
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You can do it as:
import random
a = ['a', 'b', 'c']
b = [1, 2, 3]
c = list(zip(a, b))
random.shuffle(c)
a, b = zip(*c)
print a
print b
[OUTPUT]
['a', 'c', 'b']
[1, 3, 2]
Of course, this was an example with simpler lists, but the adaptation will be the same for your case.
Hope it ...
MySQL Insert into multiple tables? (Database normalization?)
...and put that $var in all the MySQL commands?"
Let me elaborate: there are 3 possible ways here:
In the code you see above. This
does it all in MySQL, and the
LAST_INSERT_ID() in the second
statement will automatically be the
value of the autoincrement-column
that was inserted in the first
stateme...
Can you supply arguments to the map(&:method) syntax in Ruby?
...mp;block) }
end
end
Which will enable you to do not only this:
a = [1,3,5,7,9]
a.map(&:+.with(2))
# => [3, 5, 7, 9, 11]
But also a lot of other cool stuff, like passing multiple parameters:
arr = ["abc", "babc", "great", "fruit"]
arr.map(&:center.with(20, '*'))
# => ["********...
Python 3.x rounding behavior
I was just re-reading What’s New In Python 3.0 and it states:
11 Answers
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What is the difference between print and puts?
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381
puts adds a new line to the end of each argument if there is not one already.
print does not...
HTTP error 403 in Python 3 Web Scraping
...ng to scrap a website for practice, but I kept on getting the HTTP Error 403 (does it think I'm a bot)?
8 Answers
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PHP Regex to check date is in YYYY-MM-DD format
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23 Answers
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