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How to use mongoimport to import csv
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Is it possible to import all the records from the csv into just 1 object instead of 1 object per record?
– Aniket Kapse
Aug 22 '16 at 12:34
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How should one use std::optional?
...std::string s, int& i);
Another way that this could be done is especially bad:
int* try_parse_int(std::string s); //return nullptr if fail
This requires dynamic memory allocation, worrying about ownership, etc. - always prefer one of the other two signatures above.
Another example:
clas...
How does HTTP file upload work?
...?) always threaded so that they can handle concurrent connections. Essentially, the daemon process that's listening on port 80 immediately hands off the task of serving to another thread/process in order that it can return to listening for another connection; even if two incoming connections arrive...
Embedding SVG into ReactJS
...chbook.org/uri/2009/osb"``` from the svg tag, leaving only the xlmns. It's all about tag parsing apparently. Just in case, I've followed these steps as well: blog.logrocket.com/how-to-use-svgs-in-react
– Funder
Jul 8 at 22:47
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Versioning SQL Server database
...cript means being able to "spin up" a fresh database without going through all the migration steps. It also makes it possible to diff the current version against accumulated previous versions.
– mlibby
Jun 16 '09 at 21:50
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What is the difference (if any) between Html.Partial(view, model) and Html.RenderPartial(view,model)
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– Allen Clark Copeland Jr
Jun 18 '15 at 20:47
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show 1 m...
What is the difference between pull and clone in git?
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They're basically the same, except clone will setup additional remote tracking branches, not just master. Check out the man page:
Clones a repository into a newly created directory, creates remote-tracking branches for each branch in ...
Removing a list of characters in string
...emove_chars_translate_unicode)
Results:
2.7.5 (default, Mar 9 2014, 22:15:05)
[GCC 4.2.1 Compatible Apple LLVM 5.0 (clang-500.0.68)]
"plain" string:
0.637 remove_chars_iter
0.649 remove_chars_re
0.010 remove_chars_translate_bytes
unicode string:
0.866 remove_chars_iter
0.680 remove_chars_re...
Retargeting solution from .Net 4.0 to 4.5 - how to retarget the NuGet packages?
...ers a feature that makes this a lot simpler: just do update-package -reinstall -ignoreDependencies from the Package Manager Console.
NuGet 2.0 doesn't handle re-targeting your applications very well. In order to change your packages' target frameworks, you must uninstall and reinstall the packages...
Find objects between two dates MongoDB
...being before "Jan Sun 01.01.1000"). It would probably make sense to format all date data into the MongoDB format, which I think is just plain JavaScript Date.
– ponzao
May 31 '10 at 16:47
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