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Get list of all routes defined in the Flask app
...():
# Filter out rules we can't navigate to in a browser
# and rules that require parameters
if "GET" in rule.methods and has_no_empty_params(rule):
url = url_for(rule.endpoint, **(rule.defaults or {}))
links.append((url, rule.endpoint))
# links is...
How to get all subsets of a set? (powerset)
... the letters to form strings) writing a custom recipe utilizing generators and building up the output you want (e.g. adding together two strings) can be much faster.
– Ceasar Bautista
Feb 23 '18 at 7:48
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CGContextDrawImage draws image upside down when passed UIImage.CGImage
...GContextDrawImage method gets the underlying raw image data with no understanding of orientation.
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Is it pythonic to import inside functions?
... new code to an existing file I'll usually do the import where it's needed and then if the code stays I'll make things more permanent by moving the import line to the top of the file.
One other point, I prefer to get an ImportError exception before any code is run -- as a sanity check, so that's an...
Why should I prefer to use member initialization lists?
... this case, the constructor for B will call the default constructor for A, and then initialize a.x to 3. A better way would be for B's constructor to directly call A's constructor in the initializer list:
B()
: a(3)
{
}
This would only call A's A(int) constructor and not its default constructo...
Best way to convert an ArrayList to a string
...ny fast way to do this? You could loop through it (or remove each element) and concatenate it to a String but I think this will be very slow.
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Reading a key from the Web.Config using ConfigurationManager
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Thanks for your answer, I tried as you recommended and still get the same result. I actually now get a NullReferenceException on the ToString()
– twal
Jan 4 '11 at 15:37
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Does Go have “if x in” construct similar to Python?
... answered Mar 10 '13 at 15:36
andybalholmandybalholm
11.6k22 gold badges2828 silver badges4040 bronze badges
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How can I add or update a query string parameter?
... adding var just before separator declaration.
– Andrea Salicetti
Dec 11 '12 at 10:56
4
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String, StringBuffer, and StringBuilder
Please tell me a real time situation to compare String , StringBuffer , and StringBuilder ?
11 Answers
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