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How can I tell PyCharm what type a parameter is expected to be?
...n it comes to constructors, and assignments, and method calls, the PyCharm IDE is pretty good at analyzing my source code and figuring out what type each variable should be. I like it when it's right, because it gives me good code-completion and parameter info, and it gives me warnings if I try to a...
Convert a row of a data frame to vector
... been changed in the meantime, but today unlist allows dropping names: identical(unlist(df[1,], use.names = FALSE), as.numeric(df[1,])) (and btw df still is not a sensible name for a data.frame... ;-))
– Andri Signorell
Sep 25 '19 at 13:51
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Python: Bind an Unbound Method?
...by calling their __get__ method:
bound_handler = handler.__get__(self, MyWidget)
Here's R. Hettinger's excellent guide to descriptors.
As a self-contained example pulled from Keith's comment:
def bind(instance, func, as_name=None):
"""
Bind the function *func* to *instance*, with eith...
Django admin: how to sort by one of the custom list_display fields that has no database field
..._orders.admin_order_field = 'order__count'
This way you only annotate inside the admin interface. Not with every query that you do.
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Changing the color of the axis, ticks and labels for a plot in matplotlib
...nge the color of the axis, as well as ticks and value-labels for a plot I did using matplotlib an PyQt.
3 Answers
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Can the C# interactive window interact with my code?
...eractive window) that is part of roslyn. Have a look at the Don Syme's c9 videos where he uses the F# Interactive Window as he develops. Good stuff. channel9.msdn.com/Series/…
– John Dhom
Jun 23 '12 at 20:06
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What are “signed” cookies in connect/expressjs?
...to it.
If it does not match, then it will give an error.
If you want to hide the contents of the cookie as well, you should encrypt it instead (or just stores it in the server side session). I'm not sure if there is middleware for that already out there or not.
Edit
And to create a signed cookie...
How can I make Bootstrap columns all the same height?
...-4" style="background-color: yellow">
catz
<img width="100" height="100" src="https://placekitten.com/100/100/">
</div>
<div class="col-md-4" style="background-color: green">
some more content
</div>
</div>
&l...
SQL Logic Operator Precedence: And and Or
...u want, to make them the same, is the following (using parentheses to override rules of precedence):
Where (a1 Or a2) And b
Here's an example to illustrate:
Declare @x tinyInt = 1
Declare @y tinyInt = 0
Declare @z tinyInt = 0
Select Case When @x=1 OR @y=1 And @z=1 Then 'T' Else 'F' End -- outp...
How to get string width on Android?
...Bounds(text, 0, text.length(), bounds);
int height = bounds.height();
int width = bounds.width();
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