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What's the canonical way to check for type in Python?
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To check if o is an instance of str or any subclass of str, use isinstance (this would be the "canonical" way):
if isinstance(o, str):
To check if the type of o is exactly str (exclude subclasses):
if type(o) is str:
The followi...
git rebase without changing commit timestamps
...k,
whereas the committer is the person who last applied the work.
So, if you send in a patch to a project and one of the core members applies the patch, both of you get credit.
To be extra clear, in this instance, as Olivier comments:
the --ignore-date does the opposite of what I was trying ...
How do I join two lines in vi?
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Shift+J removes the line change character from the current line, so by pressing "J" at any place in the line you can combine the current line and the next line in the way you want.
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How to get the concrete class name as a string? [duplicate]
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What if you don't want to instantiate the class? can you just get the name of the class? (without the object)
– Gabriel
Oct 15 '13 at 23:17
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Passing a 2D array to a C++ function
...dimension(s). These are more flexible than the above ones since arrays of different lengths can be passed to them invariably.
It is to be remembered that there's no such thing as passing an array directly to a function in C [while in C++ they can be passed as a reference (1)]; (2) is passing a point...
Applying a function to every row of a table using dplyr?
...mically formed datatframe? So in this data frame the column names are not known. I am able to add if column names are known.
– Arun Raja
May 4 '15 at 7:49
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sqlalchemy unique across multiple columns
... represents locations. Locations "belong" to customers. Locations are identified by a unicode 10 character code. The "location code" should be unique among the locations for a specific customer.
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C# Interfaces. Implicit implementation versus Explicit implementation
...Explicit is when you define methods within your class on the interface. I know that sounds confusing but here is what I mean: IList.CopyTo would be implicitly implemented as:
public void CopyTo(Array array, int index)
{
throw new NotImplementedException();
}
and explicitly as:
void ICollecti...
vs2008编译boost详细步骤 - 开源 & Github - 清泛网 - 专注C/C++及内核技术
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【Other Options】:
--build-type=<type> Build the specified pre-defined set of variations
of the libraries. Note, that which variants get
built depends on what each library supports.
minimal (default) - ...
Zero-based month numbering [closed]
...d to change the month into something zero-based since people just want to know the name, not the number. It's a personal view.
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