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What is the good python3 equivalent for auto tuple unpacking in lambda?
...th to have a namedtuple, and use the assignment expression to effectively "cast" the incoming sequence to the namedtuple:
>>> from collections import namedtuple
>>> point = namedtuple("point", "x y")
>>> b = lambda s: (p:=point(*s), p.x ** 2 + p.y ** 2)[-1]
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How to get Spinner value?
...ject that you know is a String seems like a more roundabout path than just casting the Object to String.
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What does (x ^ 0x1) != 0 mean?
...oint to integer is called for, the conversion is implicit (doesn't require cast syntax). But no conversion is triggered by bitwise operators, they simply fail for floating-point types.
– Ben Voigt
Dec 20 '13 at 5:37
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How to disable python warnings
...onWarning as an argument to Python. Better though to resolve the issue, by casting to int.
(Note that in Python 3.2, deprecation warnings are ignored by default.)
Or:
import warnings
with warnings.catch_warnings():
warnings.filterwarnings("ignore", category=DeprecationWarning)
import md5...
Remove insignificant trailing zeros from a number?
...55555).toFixed(2);
//-> "4.56"
(4).toFixed(2);
//-> "4.00"
If you cast the return value to a number, those trailing zeroes will be dropped. This is a simpler approach than doing your own rounding or truncation math.
+(4.55555).toFixed(2);
//-> 4.56
+(4).toFixed(2);
//-> 4
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Validation failed for one or more entities while saving changes to SQL Server Database using Entity
..., I've got Date and time respectively. Could this be the reason? How can I cast to the appropriate datatype in the code before saving changes to database.
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Parsing a string into a boolean value in PHP
...ugh them. Nothing quite fit my needs so I wrote my own:
function loosely_cast_to_boolean($value) {
if(is_array($value) || $value instanceof Countable) {
return (boolean) count($value);
} else if(is_string($value) || is_object($value) && method_exists($value, '__toString')) ...
How to convert Nonetype to int or string?
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we can use (value or 0) -- without the int type casting -- if we assured that value can only be a None or an int
– hashlash
Jun 14 '19 at 20:16
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How to define an empty object in PHP
...s not support magic
methods, and implements no interfaces.
When you cast a scalar or array as
Object, you get an instance of
stdClass. You can use stdClass
whenever you need a generic object
instance.
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String strip() for JavaScript? [duplicate]
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to be compatible with the ECMA spec, trim() has to cast this to type string, ie you'll have to change this.replace(...) to String(this).replace(...) or ('' + this).replace(...); this allows to call() or apply() the function to non-string values
– Christo...