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Nested defaultdict of defaultdict
...he objects it generates can't be pickled... but you can get around this by casting to a regular dict(result) before the pickle
– CpILL
Mar 15 at 23:38
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How to replace all occurrences of a character in string?
...td::string::replace() instead of std::replace()! 'x' (char) is implicitely casted to size_t [value 120], thus the whole string or or part of it will be filled up with 120 copies of 'y'.
– IBue
Feb 19 '15 at 18:41
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bool to int conversion
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There seems to be no problem since the int to bool cast is done implicitly. This works in Microsoft Visual C++, GCC and Intel C++ compiler. No problem in either C or C++.
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What is the most efficient way to create a dictionary of two pandas Dataframe columns?
...1))
[out]:
[['a', 1], ['b', 2], ['c', 3], ['d', 4], ['e', 5]]
Lastly, cast the list of list of 2 elements into a dict.
dict(sorted(df.values.tolist()))
[out]:
{'a': 1, 'b': 2, 'c': 3, 'd': 4, 'e': 5}
Related
Answering @sbradbio comment:
If there are multiple values for a specific ke...
How to use C++ in Go
... to the bridge's implementation
Foo* AsFoo(void* foo) { return reinterpret_cast<Foo*>(foo); }
void LIB_DestroyFoo(void* foo) {
std::cout << "[c++ bridge] LIB_DestroyFoo(" << foo << ")" << std::endl;
AsFoo(foo)->~Foo();
}
int LIB_FooValue(void* foo) {
std::cou...
SET versus SELECT when assigning variables?
What are the differences between the SET and SELECT statements when assigning variables in T-SQL?
4 Answers
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Any equivalent to .= for adding to beginning of string in PHP?
...ltiple languages. sprintf has its place and purpose on when to use it. eg. casting of multiple values or enforcing a number of inputs using sprintf, provides you with more functionality than simple concatenation when is required. See: 3v4l.org/8PWil But it should be not be used as a complete replace...
How do I change an HTML selected option using JavaScript?
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document.getElementById('personlist').getElementsByTagName('option')[11].selected = 'selected'
to
document.getElementById('personlist').value=Person_ID;
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Access Container View Controller from Parent iOS
...amperVanViewController }).first which I think is a little better, since it casts and gets rid of any nils.
– SimplGy
May 4 '16 at 17:14
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Clear Text Selection with JavaScript
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if (window.getSelection) {
if (window.getSelection().empty) { // Chrome
window.getSelection().empty();
} else if (window.getSelection().removeAllRanges) { // Firefox
window.getSelection().removeAllRanges();
}
} else if (doc...