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What does T&& (double ampersand) mean in C++11?
...:forward function that can properly forward lvalue/rvalue references. For more information about how std::forward works, see this excellent answer.
This enables us to define the factory function like this:
template <typename T, typename A1>
std::unique_ptr<T> factory(A1&& a1)
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Determine the type of an object?
...swer. It's important to know all of the options so you can choose which is more appropriate for the situation.
– John La Rooy
Feb 8 '10 at 23:13
6
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Get String in YYYYMMDD format from JS date object?
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332
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How do I sort strings alphabetically while accounting for value when a string is numeric?
...ve's answer, which involves PadLeft(). I'm assuming your input is actually more complex than this example shows, in which case a custom comparer is the way to go.
– Jeff Paulsen
Jun 18 '11 at 16:22
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Facebook Callback appends '#_=_' to Return URL
... '#_=_') {
window.location.hash = '';
}
</script>
Or a more detailed alternative (thanks niftylettuce):
<script type="text/javascript">
if (window.location.hash && window.location.hash == '#_=_') {
if (window.history && history.pushState) {
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How to convert an integer to a string in any base?
...ython and GMP releases, only somewhat recent ones), or, for less speed but more convenience, use Python code -- e.g., most simply:
import string
digs = string.digits + string.ascii_letters
def int2base(x, base):
if x < 0:
sign = -1
elif x == 0:
return digs[0]
else:
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Split a List into smaller lists of N size
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397
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My docker container has no internet
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92
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Use email address as primary key?
...gate keys can also be the source of problems; yes, the application will be more robust to change of business and/or integrity rules, however the information can get lost a bit easier and the identity of records becomes less clear. so I would not recommend a rule of a thumb here...
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