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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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332
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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Creating Multifield Indexes in Mongoose / MongoDB
...For your case it would be something like:
mySchema.index({field1: 1, field2: 1}, {unique: true});
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Can we set a Git default to fetch all tags during a remote pull?
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answered May 21 '13 at 19:50
joshtklingjoshtkling
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