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Replace values in list using Python [duplicate]

... 207 Build a new list with a list comprehension: new_items = [x if x % 2 else None for x in items] ...
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JavaScript - get the first day of the week from current date

... method of Date objects, you can know the number of day of the week (being 0=Sunday, 1=Monday, etc). You can then subtract that number of days plus one, for example: function getMonday(d) { d = new Date(d); var day = d.getDay(), diff = d.getDate() - day + (day == 0 ? -6:1); // adjust whe...
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How to pass a single object[] to a params object[]

... 100 A simple typecast will ensure the compiler knows what you mean in this case. Foo((object)new o...
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Convert number strings with commas in pandas DataFrame to float

...e step. You need to set the locale first: In [ 9]: import locale In [10]: from locale import atof In [11]: locale.setlocale(locale.LC_NUMERIC, '') Out[11]: 'en_GB.UTF-8' In [12]: df.applymap(atof) Out[12]: 0 1 0 1200 4200.00 1 7000 -0.03 2 5 0.00 ...
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How to programmatically show next view in ViewPager?

... yprez 12.6k1010 gold badges4949 silver badges6969 bronze badges answered Nov 12 '11 at 9:26 Vaibhav MishraVaibhav...
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Comma separator for numbers in R?

... answered Oct 1 '10 at 11:43 Joris MeysJoris Meys 95k2626 gold badges196196 silver badges254254 bronze badges ...
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CSS: transition opacity on mouse-out?

... 202 You're applying transitions only to the :hover pseudo-class, and not to the element itself. .i...
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Google Map API v3 — set bounds and center

... answered Feb 5 '10 at 7:14 spencercoolyspencercooly 5,79822 gold badges2020 silver badges1515 bronze badges ...
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`if __name__ == '__main__'` equivalent in Ruby

... really a good, clean way of doing this. EDIT: Found it. if __FILE__ == $0 foo() bar() end But it's definitely not common. share | improve this answer | follow ...
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Rails: Get Client IP address

... answered Dec 16 '10 at 21:35 loosecannonloosecannon 7,30333 gold badges2929 silver badges4343 bronze badges ...