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Finding duplicates in O(n) time and O(1) space
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edited Nov 25 '15 at 9:44
answered Apr 21 '11 at 3:54
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phonegap open link in browser
hey experts i am using phonegap 2.9.0 and i am using the above code to open the link in the browser but it opens it in the same app...... how to open it safari browser?
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How to convert a clojure keyword into a string?
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kotarakkotarak
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What is the mouse down selector in CSS?
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answered May 23 '13 at 13:33
jansmolders86jansmolders86
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How do I manipulate a variable whose name conflicts with PDB commands?
...print('foo')
(Pdb) !n = 77
(Pdb) !n
77
(Pdb) n
foo
> /home/user/test.py(2)<module>()
-> print('bar')
(Pdb)
The docs say:
! statement
Execute the (one-line) statement in the context of the current stack frame. The exclamation point can be omitted unless the first word of the st...
What is the difference between UTF-8 and ISO-8859-1?
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UTF-8 is a multibyte encoding that can represent any Unicode character. ISO 8859-1 is a single-b...
Difference between rake db:migrate db:reset and db:schema:load
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1328
db:migrate runs (single) migrations that have not run yet.
db:create creates the database
db:d...
Convert data.frame columns from factors to characters
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edited May 23 '17 at 12:18
Community♦
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answered May 17 '10 at 17:21
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How to change a nullable column to not nullable in a Rails migration?
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208
If you do it in a migration then you could probably do it like this:
# Make sure no null valu...
Are nested try/except blocks in python a good programming practice?
...") from None
PS. has_key() has been deprecated for a long time in Python 2. Use item in self.dict instead.
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