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figure of imshow() is too small
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142
If you don't give an aspect argument to imshow, it will use the value for image.aspect in your m...
Zero-pad digits in string
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First of all, your description is misleading. Double is a floating point data type. You presum...
How does Python 2 compare string and int? Why do lists compare as greater than numbers, and tuples g
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2 Answers
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setState vs replaceState in React.js
...t case.
If your current state is {a: 1}, and you call this.setState({b: 2}); when the state is applied, it will be {a: 1, b: 2}. If you called this.replaceState({b: 2}) your state would be {b: 2}.
Side note: State isn't set instantly, so don't do this.setState({b: 1}); console.log(this.state) w...
How to print formatted BigDecimal values?
...ts money, and I need to print its value in the browser in a format like $123.00 , $15.50 , $0.33 .
6 Answers
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Difference between two dates in Python
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286
Use - to get the difference between two datetime objects and take the days member.
from datet...
Rails 3 execute custom sql query without a model
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denis-budenis-bu
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How do you remove the root CA certificate that fiddler installs
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edited Sep 2 at 8:05
Martijn Pieters♦
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How to convert ActiveRecord results into an array of hashes
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212
as_json
You should use as_json method which converts ActiveRecord objects to Ruby Hashes desp...
Math.random() versus Random.nextInt(int)
... bits in its mantissa, so it is uniformly distributed in the range 0 to 1-(2^-53).
Random.nextInt(n) uses Random.next() less than twice on average- it uses it once, and if the value obtained is above the highest multiple of n below MAX_INT it tries again, otherwise is returns the value modulo n...