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What is the best way to do a substring in a batch file?
...on, substitution of FOR
variable references has been enhanced.
You can now use the following optional
syntax:
%~I - expands %I removing any surrounding quotes (")
%~fI - expands %I to a fully qualified path name
%~dI - expands %I to a drive letter only
%~pI - expa...
Simple way to copy or clone a DataRow?
...o following steps, then I clear the datatable that contains source row and now I have a source row with blank fields.
– Sergеу Isupov
Oct 9 '15 at 6:58
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git --git-dir not working as expected
...
You have to define the working dir as well. Confusing I know but it's a flexibility thing.
git --git-dir=/mycode/.git --work-tree=/mycode status
You can read a little more here
share
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ASP.NET MVC ambiguous action methods
...I hadn't seen the RequireRequestValue attribute yet. That's a good one to know.
– CoderDennis
Jun 25 '09 at 21:24
1
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How to search a specific value in all tables (PostgreSQL)?
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@Henno: yes it requires PG-9.1. Edited now to make that explicit. To use it with older versions, you'll have to adapt it.
– Daniel Vérité
May 11 '14 at 12:27
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How do I add comments to package.json for npm install?
...alidator for validation of API data"
}
}
When sorted the same way, it's now very easy for me to track these pairs of dependencies/comments either in git commit diffs or in editor while working with package.json.
And no extra tools involved, just plain and valid JSON.
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When should I use @classmethod and when def method(self)?
...e one: I like the answer being split up into how - why. As far as i got it now @classmethod allows to access the function without the need for an instance. This is exactly what i was looking for, thank you.
– marue
May 14 '12 at 16:04
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Which Boost features overlap with C++11?
I put my C++ skills on the shelf several years ago and it seems now, when I need them again, the landscape has changed.
2 A...
Why do we not have a virtual constructor in C++?
...al
information. In particular, "virtual" allows us to call a function
knowing only any interfaces and not the exact type of the object. To
create an object you need complete information. In particular, you
need to know the exact type of what you want to create. Consequently,
a "call to a c...
Package objects
...ded to effectively use your API:
implicit def a2b(a: A): B = // ...
}
Now the definitions inside that package object are available inside the whole package foo.bar. Furthermore the definitions get imported when someone outside of that package imports foo.bar._.
This way you can prevent to requ...