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How to create own dynamic type or dynamic object in C#?
...yDynamic.A = "A";
MyDynamic.B = "B";
MyDynamic.C = "C";
MyDynamic.Number = 12;
MyDynamic.MyMethod = new Func<int>(() =>
{
return 55;
});
Console.WriteLine(MyDynamic.MyMethod());
Read more about ExpandoObject class and for more samples: Represents an object whose members can be dyna...
ggplot with 2 y axes on each side and different scales
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What's the difference between a continuation and a callback?
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165
+50
I belie...
How can I start an interactive console for Perl?
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301
You can use the perl debugger on a trivial program, like so:
perl -de1
Alternatively there's ...
import .css file into .less file
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edited Apr 24 '16 at 14:53
seven-phases-max
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check if variable is dataframe
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195
Use isinstance, nothing else:
if isinstance(x, pd.DataFrame):
... # do something
PEP8...
Possible to do a MySQL foreign key to one of two possible tables?
...es (
user_id INT NOT NULL,
place_id INT NOT NULL,
place_type VARCHAR(10) -- either 'states' or 'countries'
-- foreign key is not possible
);
There's no way to model Polymorphic Associations using SQL constraints. A foreign key constraint always references one target table.
Polymorphic As...
Can I call an overloaded constructor from another constructor of the same class in C#?
...{
public foo(){}
public foo(string s ) { }
public foo (string s1, string s2) : this(s1) {....}
}
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