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Modular multiplicative inverse function in Python
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131
Maybe someone will find this useful (from wikibooks):
def egcd(a, b):
if a == 0:
r...
Python timedelta in years
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Your best bet is to use the dateutil.relativedelta object, but that's a 3rd party module. If you want to know the datetime that was n years from some date (defaulting to right now), you can do the following::
from dateutil.relativedelta import relativedelta
def yearsago(years, from_date=None):...
What is the right way to override a setter method in Ruby on Rails?
I am using Ruby on Rails 3.2.2 and I would like to know if the following is a "proper"/"correct"/"sure" way to override a setter method for a my class attribute.
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Change UITextField and UITextView Cursor / Caret Color
...or using the appearance proxy and it will apply throughout the app:
Swift 3.0:
UITextField.appearance().tintColor = .black
Objective-C:
[[UITextField appearance] setTintColor:[UIColor blackColor]];
Same answer applies for an individual UITextField:
Swift 3.0:
myTextField.tintColor = .black...
Parameterize an SQL IN clause
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318
Here's a quick-and-dirty technique I have used:
SELECT * FROM Tags
WHERE '|ruby|rails|scruffy...
'typeid' versus 'typeof' in C++
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203
C++ language has no such thing as typeof. You must be looking at some compiler-specific extensio...
Create a GUID in Java
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355
Have a look at the UUID class bundled with Java 5 and later.
For example:
If you want a ra...
How do you get an iPhone's device name
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Pang
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answered Jul 8 '09 at 19:41
Frank VFrank V
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Printing Python version in output
...platform
print(platform.python_version())
This prints something like
3.7.2
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