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Creating JS object with Object.create(null)?
I know a lot of ways to create JS objects but I didn't know the Object.create(null) 's one.
5 Answers
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Differences between Octave and MATLAB? [closed]
I'm a programmer who knows Python, Ruby and some C who is trying to decide whether to learn GNU Octave or Matlab. I know that they have a lot in common , but it isn't clear to me how similar the syntax is or even the data structures are. The above link shows several examples where they are syntacti...
How do you implement a class in C? [closed]
...t (*computeArea)(const ShapeClass *shape); saying that ShapeClass is an unknown type.
– DanielSank
Aug 9 '16 at 9:01
@...
Solving a “communications link failure” with JDBC and MySQL [duplicate]
...6_SECURITY=no
use validationQuery property
use validationQuery="select now()" to make sure each query has responses
AutoReconnect
Add this code to your connection string:
&autoReconnect=true&failOverReadOnly=false&maxReconnects=10
Although non of these solutions worked for m...
Getting key with maximum value in dictionary?
...nswered Nov 6 '08 at 10:58
unbeknownunbeknown
253
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Naming returned columns in Pandas aggregate function? [duplicate]
... is done with tidyverse's summarize in R), but a work-around in pandas for now is to create the new columns with desired names via assign before doing the aggregation:
data.assign(
f=data['column1'],
mean=data['column2'],
std=data['column2']
).groupby('Country').agg(dict(f=sum, mean=np....
Adding additional data to select options using jQuery
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@Phrogz I know this. It's not a matter of browsers "supporting" invalid attributes, but rather a matter of ignoring them. There is really no other way to write a usable web browser :) However I think it's a stretch to call data attribut...
Importing CSV with line breaks in Excel 2007
...ng what you have got already in your clipboard) --> automagically works now.
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Is it expensive to use try-catch blocks even if an exception is never thrown?
We know that it is expensive to catch exceptions. But, is it also expensive to use a try-catch block in Java even if an exception is never thrown?
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Setting variable to NULL after free
... @Paul: In the specific case, the declaration could read int *nPtr=NULL;. Now, I would agree that this would be redundant, with a malloc following right in the next line. However, if there is code between the declaration and the first initialization, somebody might start using the variable even tho...