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Should I pass an std::function by const-reference?
...n the main thread.
In case (A), the std::function is directly constructed from our lambda, which is then used within the run_in_ui_thread. The lambda is moved into the std::function, so any movable state is efficiently carried into it.
In the second case, a temporary std::function is created, the...
How do I install package.json dependencies in the current directory using npm
...
Running:
npm install
from inside your app directory (i.e. where package.json is located) will install the dependencies for your app, rather than install it as a module, as described here. These will be placed in ./node_modules relative to your pa...
How to create a new (and empty!) “root” branch?
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Does this essentially create a blank slate? As in, from scratch? Or does it keep all your previous changes, but just not in the git history?
– Con Antonakos
Jul 22 '16 at 2:58
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How to [recursively] Zip a directory in PHP?
...lse if (is_file($file) === true)
{
$zip->addFromString(str_replace($source . '/', '', $file), file_get_contents($file));
}
}
}
else if (is_file($source) === true)
{
$zip->addFromString(basename($source), file_get_contents($sou...
How to sort an array of objects by multiple fields?
From this original question , how would I apply a sort on multiple fields?
30 Answers
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Recommended way to insert elements into map [duplicate]
...cent question - why use at() instead of the [] operator to retrieve values from a vector. Apparently at() throws an exception if the index is out of bounds whereas [] operator doesn't. In these situations it's always best to look up the documentation of the functions as they will give you all the de...
What are the best practices for using a GUID as a primary key, specifically regarding performance?
...up - but even that is not truly and fully sequential and thus also suffers from the same problems as the GUID - just a bit less prominently so.
Then there's another issue to consider: the clustering key on a table will be added to each and every entry on each and every non-clustered index on your t...
A python class that acts like dict
...ant to write a custom class that behaves like dict - so, I am inheriting from dict .
9 Answers
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Swift - Convert to absolute value
is there any way to get absolute value from an integer?
for example
4 Answers
4
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C# XML Documentation Website Link
...ed by Microsoft, is a free tool used for creating MSDN-style documentation from .NET assemblies and their associated XML comment files. It is command-line based and has no GUI front-end, project management features, or an automated build process." HTH!
– dizzwave
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