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Creating a zero-filled pandas data frame
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When I did it this way, I could not alter the "0" values. TypeError: 'numpy.float64' object does not support item assignment
– RightmireM
Jan 16 '18 at 12:48
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Knight's Shortest Path on Chessboard
...alt
previous[v] := u
return dist[]
EDIT:
as moron, said using the
http://en.wikipedia.org/wiki/A*_algorithm
can be faster.
the fastest way, is
to pre-calculate all the distances
and save it to a 8x8 full matrix.
well, I would call that cheating,
and works only because the probl...
glVertexAttribPointer clarification
...r glTexCoordPointer work, just instead of named attributes, you get to provide a number that specifies your own attribute. You pass this value as index. All your glVertexAttribPointer calls get queued up for the next time you call glDrawArrays or glDrawElements. If you have a VAO bound, the VAO will...
log4j logging hierarchy order
...ownvoted for your poor terminology: going down, "visibility" works, item. Didn't you wish to explain how logger configuration affects the actual logging (passing log events)? Please consider another update. BTW: the table in the official documentation (at the end of the section) differs in treating ...
What is the difference between Polymer elements and AngularJS directives?
...Platform technologies". Each of those pages also has a pointer to the individual polyfill.
<link rel="import" href="x-foo.html"> is an HTML Import. Imports are a useful tool for including HTML in other HTML. You can include <script>, <link>, markup, or whatever else in an import.
N...
A fast method to round a double to a 32-bit int explained
...ly the integers
This follows from the fact that the mantissa is 52 bits wide.
The other interesting fact about adding 251+252 is that it affects the mantissa only in the two highest bits - which are discarded anyway, since we are taking only its lowest 32 bits.
Last but not least: the sign.
I...
iPad keyboard will not dismiss if modal ViewController presentation style is UIModalPresentationForm
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In the view controller that is presented modally, just override disablesAutomaticKeyboardDismissal to return NO:
- (BOOL)disablesAutomaticKeyboardDismissal {
return NO;
}
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Does uninstalling a package with “pip” also remove the dependent packages?
... answered Jun 4 at 15:26
david daviddavid david
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Resolve Type from Class Name in a Different Assembly
...tType("MyProject.Domain.Model." + myClassName + ", AssemblyName");
To avoid ambiguity or if the assembly is located in the GAC, you should provide a fully qualified assembly name like such:
Type.GetType("System.String, mscorlib, Version=2.0.0.0, Culture=neutral, PublicKeyToken=b77a5c561934e089");...
Deserializing JSON Object Array with Json.net
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DeserializeObject() is slow on android phones running ARM. Any better solution for that case?
– Tadej
May 23 '17 at 9:55
1
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