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Python Dictionary Comprehension
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Consider this example of counting the occurrence of words in a list using dictionary comprehension
my_list = ['hello', 'hi', 'hello', 'today', 'morning', 'again', 'hello']
my_dict = {k:my_list.count(k) for k in my_list}
print(my_dict)
And the result is
{'again': 1, 'hi': 1...
Share application “link” in Android
...instance. All I can provide them with is a web link or some text.
In other words I am looking for a very direct way for android users to have my app installed.
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Overriding fields or properties in subclasses
...es cannot be overridden. Which is exactly why Option 2 returns the new keyword warning.
The solution to the warning is not to append the “new” keyword, but to implement Option 1.
If you need your field to be polymorphic you need to wrap it in a Property.
Option 3 is OK if you don’t need ...
What underlies this JavaScript idiom: var self = this?
... self since it frequently confuses me, as I expect 'self' to be a reserved word. So I like your answer. And in the example of the OP, I'd prefer var thisNote = this or similar.
– steve
Jan 7 '14 at 8:16
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ASP.NET Identity - HttpContext has no extension method for GetOwinContext
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@Darren, fair enough. (I do realize I could have worded that differently.)
– tne
Mar 27 '14 at 15:55
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WPF: Grid with column/row margin/padding?
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@Maslow The answer is absolutely ‘Yes,’ but your wording a little misleading. There’s no “inheriting” of the Margin property going on, it’s that any Style in a ResourceDictionary will apply to every element of its TargetType everywhere within the entire scope of tha...
How can I get the named parameters from a URL using Flask?
...oute(...)
def login():
username = request.args.get('username')
password = request.args.get('password')
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Is a colon `:` safe for friendly-URL use?
We are designing a URL system that will specify application sections as words separated by slashes. Specifically, this is in GWT, so the relevant parts of the URL will be in the hash (which will be interpreted by a controller layer on the client-side):
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Any way to delete in vim without overwriting your last yank? [duplicate]
... hold the 9 most recent deletes (with 1 being the most recent).
In other words, a delete overwrites the most recent yank in the unnamed register, but it's still there in the 0 register. The blackhole-register trick ("_dd) mentioned in the other answers works because it prevents overwriting the unn...
How do I replace text in a selection?
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Yes, just double click any word and all other instances will be lightly highlighted and start pressing Command + D and it will start highlighting the other occurrences, and then you can just start typing and it will replace the text in all the selected...