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How to round to 2 decimals with Python?
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Sorting list based on values from another list?
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15 Answers
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Mapping two integers to one, in a unique and deterministic way
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18 Answers
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Calculating Pearson correlation and significance in Python
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How is “int* ptr = int()” value initialization not illegal?
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int() is a constant expression with a value of 0, so it's a valid way of producing a null poin...
Python Infinity - Any caveats?
... usual arithmetic calculations:
>>> 2.0**2
4.0
>>> _**2
16.0
>>> _**2
256.0
>>> _**2
65536.0
>>> _**2
4294967296.0
>>> _**2
1.8446744073709552e+19
>>> _**2
3.4028236692093846e+38
>>> _**2
1.157920892373162e+77
>>> _**2...
What's the fastest way to loop through an array in JavaScript?
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edited Sep 19 at 3:34
ib.
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Modifying a subset of rows in a pandas dataframe
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edited Dec 3 '18 at 6:52
answered Sep 6 '12 at 19:37
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Is object empty? [duplicate]
...th: 0, custom_property: []}), // true
isEmpty("Hello"), // false
isEmpty([1,2,3]), // false
isEmpty({test: 1}), // false
isEmpty({length: 3, custom_property: [1,2,3]}) // false
If you only need to handle ECMAScript5 browsers, you can use Object.getOwnPropertyNames instead of the hasOwnProperty lo...