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How to calculate time in hours between two dates in iOS
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answered Nov 3 '10 at 4:59
AkuseteAkusete
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Is there a simple way to delete a list element by value?
...ces of your element. Use a list comprehension for that.
>>> a = [10, 20, 30, 40, 20, 30, 40, 20, 70, 20]
>>> a = [x for x in a if x != 20]
>>> print(a)
[10, 30, 40, 30, 40, 70]
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MySQL: Insert record if not exists in table
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+----+--------+-----------+------+
And so on...
Update:
To prevent #1060 - Duplicate column name error in case two values may equal, you must name the columns of the inner SELECT:
INSERT INTO table_listnames (name, address, tele)
SELECT * FROM (SELECT 'Unknown' AS name, 'Unknown' AS address,...
Bash conditionals: how to “and” expressions? (if [ ! -z $VAR && -e $VAR ])
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10
This solution works even in strictly POSIX-compliant shells and therefore also in bash; however, to take full advantage of "bashisms", see ...
Test if lists share any items in python
...imeit
>>> timeit('bool(set(a) & set(b))', setup="a=list(range(1000));b=list(range(1000))", number=100000)
26.077727576019242
>>> timeit('any(i in a for i in b)', setup="a=list(range(1000));b=list(range(1000))", number=100000)
0.16220548999262974
Here's a graph of the executio...
Format a number as 2.5K if a thousand or more, otherwise 900
... not an even thousands, otherwise if under a thousand, display normal 500, 100, 250 etc, using javascript to format the number?
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handlerbars.js check if list is empty
... DrejcDrejc
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5
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Using jQuery to see if a div has a child with a certain class
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answered May 10 '12 at 17:23
TejsTejs
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How do I lowercase a string in C?
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answered Apr 18 '10 at 9:44
EarlzEarlz
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Test whether a glob has any matches in bash
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answered Dec 10 '15 at 6:36
Brian ChrismanBrian Chrisman
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