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Check if a given key already exists in a dictionary and increment it
...are looking for collections.defaultdict (available for Python 2.5+). This
from collections import defaultdict
my_dict = defaultdict(int)
my_dict[key] += 1
will do what you want.
For regular Python dicts, if there is no value for a given key, you will not get None when accessing the dict -- a Ke...
How can I tell when HttpClient has timed out?
...ient()
{
BaseAddress = new Uri(baseAddress),
Timeout = TimeSpan.FromMilliseconds(1)
};
try
{
var s = await client.GetAsync();
}
catch(Exception e)
{
Console.WriteLine(e.Message);
Console.WriteLine(e.InnerException.Message);
}
...
Object of custom type as dictionary key
...329: are you trying to use some blender data structure as keys? Apparently from some repos certain objects require you to "freeze" them first to avoid mutability (mutating a value-based object that has been used as a key in a python dictionary is not permitted)
– 6502
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How do I create a directory from within Emacs?
...create directories in Emacs. The best answer I found was in another thread from a few years later. The answer from Victor Deryagin was exactly what I was looking for. Adding that code to your .emacs will make Emacs prompt you to create the directory when you go to save the file.
...
Definition of a Balanced Tree
... For any node in AVL, the height of its left subtree differs by at most 1 from the height of its right subtree.
Next question, what is "height"?
The "height" of a node in a binary tree is the length of the longest path from that node to a leaf.
There is one weird but common case:
Peop...
Mockito How to mock only the call of a method of the superclass
... this, but at least that misunderstanding solved my own issue to mock call from base class (that I don't override indeed).
– Guillaume Perrot
Feb 9 '17 at 17:22
...
What approaches are available to dummy design-time data in WPF?
...crosoft.com/expression/blend/2008"
Reference your design time data context from code.
<Grid d:DataContext="{d:DesignInstance Type=ViewModels:MockXViewModel, IsDesignTimeCreatable=True}" ...
share
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top nav bar blocking top content of the page
...
Add to your CSS:
body {
padding-top: 65px;
}
From the Bootstrap docs:
The fixed navbar will overlay your other content, unless you add padding to the top of the body.
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Git - Ignore files during merge
...here is no conflict ... well, this is a little tricky as it actually works from hash IDs, but: if config.xml is completely unchanged from the merge base to either branch tip version, Git just takes the changed version, without looking at the merge.ours.driver setting. So you are correct to be concer...
Activity has leaked window that was originally added
...rch on google for android developer,
therefore Adding few important points from comments, which might be more helpful for future investigator without going in depth of comment conversation.
Answer 1 :
You're trying to show a Dialog after you've exited an Activity.
Answer 2
This error c...