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CSS last-child selector: select last-element of specific class, not last child inside of parent?
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:last-child only works when the element in question is the last child of the container, not th...
Can “list_display” in a Django ModelAdmin display attributes of ForeignKey fields?
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edited Jul 25 '14 at 16:10
Denilson Sá Maia
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How do I daemonize an arbitrary script in unix?
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calculating the difference in months between two dates
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26 Answers
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How to compare two dates?
...t; datetime(3000, 1, 1) < present
False
>>> present - datetime(2000, 4, 4)
datetime.timedelta(4242, 75703, 762105)
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What does “exited with code 9009” mean during this build?
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How do I get an empty array of any size in python?
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If by "array" you actually mean a Python list, you can use
a = [0] * 10
or
a = [None] * 10...
Determine the number of NA values in a column
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321
You're over-thinking the problem:
sum(is.na(df$col))
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Most efficient way to store thousand telephone numbers
... the first m bits are 1...11 - this last count is 1000(decimal). There are 2^m such counts and each count is at most 1000. If we omit the last one (because we know it is 1000 anyway), we can store all of these numbers in a contiguous block of (2^m - 1) * 10 bits. (10 bits is enough for storing a num...