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Why do we copy then move?
... I am going to explain below. Also see this Q&A on StackOverflow for a more general set of guidelines on how to accept parameters.
Why aren't we taking an rvalue-reference to str?
Because that would make it impossible to pass lvalues, such as in:
std::string s = "Hello";
S obj(s); // s is...
What is the difference between CMD and ENTRYPOINT in a Dockerfile?
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How do you Programmatically Download a Webpage in Java
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Regex select all text between tags
...eplacing pre with whatever text you want) and extract the first group (for more specific instructions specify a language) but this assumes the simplistic notion that you have very simple and valid HTML.
As other commenters have suggested, if you're doing something complex, use a HTML parser.
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Could not insert new outlet connection [duplicate]
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jQuery $.ajax(), $.post sending “OPTIONS” as REQUEST_METHOD in Firefox
...o and using getJSON instead of ajax call doesn't do it for me as it's much more limited.
– Timo Wallenius
Aug 20 '12 at 19:35
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What is the purpose of the : (colon) GNU Bash builtin?
What is the purpose of a command that does nothing, being little more than a comment leader, but is actually a shell builtin in and of itself?
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Find mouse position relative to element
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Numpy - add row to array
... for small problem like in this answer this isn't a problem, but it can be more troubling for large data.
– dtlussier
Dec 15 '11 at 16:59
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