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Thread Safety in Python's dictionary
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Yes, built-in types are inherently thread-safe:
http://docs.python.org/glossary.html#term-globa...
How do you downgrade rubygems?
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edited Nov 5 '11 at 7:32
answered Feb 7 '09 at 21:33
Ry...
byte + byte = int… why?
...re first cast to integers and the result of addition of two integers is a (32-bit) integer.
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jQuery: select all elements of a given class, except for a particular Id
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edited Oct 30 '18 at 11:32
answered Mar 21 '16 at 21:32
J...
Why is there no Convert.toFloat() method?
...by C#. There's a Convert.ToSingle() method, just like there's
Convert.ToInt32() instead of Convert.ToInt().
See this thread Convert class
(BTW - I didn't know this either, so I learned something new today :) )
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Should I use encoding declaration in Python 3?
...ijn Pieters♦Martijn Pieters
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how to check the dtype of a column in python pandas
... answer altho I'd probably do include[np.number] (to also include ints and 32 bit floats) for first line and exclude[object] for the second line. Strings are objects as far as dtypes are concerned. In fact, including 'string' with object gives me an error.
– JohnE
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PHP: Count a stdClass object
...s answer.
– ars265
Jul 14 '13 at 12:32
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What is `params.require(:person).permit(:name, :age)` doing in Rails 4?
...age indicated by permit.
Example:
.new(person: { name: "Bhojendra", age: 32 }) // okay
.new(person: { name: "Rauniyar" }) // okay
.new(person: { name: "Bhojendra", other: 'asdf' }) // not okay, other not permitted
.new(person: { full_name: "Bhojendra Rauniyar" }) // not okay, full_name not permitt...
Join strings with a delimiter only if strings are not null or empty
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answered Jan 16 '17 at 20:32
Tim SantefordTim Santeford
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