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How to divide flask app into multiple py files?
...me__)
app.register_blueprint(simple_page)
Blueprints can also bundle specific resources: templates or static files. Please refer to the Flask docs for all the details.
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Python dict how to create key or append an element to key?
...default(...)
D.setdefault(k[,d]) -> D.get(k,d), also set D[k]=d if k not in D
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How to generate a random number between a and b in Ruby?
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This is a really bad idea, especially if your a and b are of unknown sizes. Try (100000000000000000..100000000000000).to_a.sample and see what I mean : )
– pixelearth
Sep 16 '11 at 22:06
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Java packages com and org
... com, edu, gov, mil, net, org, or one of the English two-letter codes identifying countries as specified in ISO Standard 3166, 1981.
Subsequent components of the package name vary according to an organization's own internal naming conventions. Such conventions might specify that certain directory na...
Why is there no tuple comprehension in Python?
...n is just syntactic sugar to use a generator expression that outputs a specific type. list(i for i in (1, 2, 3)) is a generator expression that outputs a list, set(i for i in (1, 2, 3)) outputs a set. Does that mean the comprehension syntax is not needed? Perhaps not, but it is awfully handy. For th...
Why is '+' not understood by Python sets?
...for set union and & for set intersection.
Sets do implement - as set difference. You can also use ^ for symmetric set difference (i.e., it will return a new set with only the objects that appear in one set but do not appear in both sets).
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Setting design time DataContext on a Window is giving a compiler error?
...te that instructs XAML processors to ignore all elements/attributes in specified namespaces if they can’t be resolved to their .NET types/members. (The namespace also has a ProcessContent attribute that overrides Ignorable for specific types inside the ignored namespaces.)
Expression Blend takes ...
Let JSON object accept bytes or let urlopen output strings
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HTTP sends bytes. If the resource in question is text, the character encoding is normally specified, either by the Content-Type HTTP header or by another mechanism (an RFC, HTML meta http-equiv,...).
urllib should know how to encode the bytes...
Drop rows with all zeros in pandas data frame
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Some mention should be made of difference between using .all and .any since the original question mentioned equivalence of dropna. If you want to drop all rows with any column containing a zero, you have to reverse the .all and .any in above answer. Took me...
Pretty printing XML with javascript
...that a string result is expected, as opposed to an HTML-formatted result.
If this is so, the simplest way to achieve this is to process the XML document with the identity transformation and with an <xsl:output indent="yes"/> instruction:
<xsl:stylesheet version="1.0"
xmlns:xsl="http://w...