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Rails - Nested includes on Active Records?
...) of an already included association (we'll call it B), you'd use the syntax above. However, if you'd like to include D as well, which is also an association of B, that's when you'd use the array as given in the example in the Rails Guide.
A.includes(bees: [:cees, :dees])
You could continue to ne...
Download multiple files with a single action
...port more than one file download at once.
There are two solutions:
Open x amount of windows to initiate the file downloads (this would be done with JavaScript)
preferred solution create a script to zip the files
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Get user info via Google API
... access token you get after user has authorized you to access this scope. Example: curl -X GET "https://www.googleapis.com/oauth2/v1/userinfo?alt=json" -H"Authorization: Bearer accessTokenHere"
– Pratik Singhal
Jul 7 '18 at 10:28
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Size of font in CSS with slash
...0%;
line-height: 120%;
To quote the official documentation:
The syntax of this property is based on a traditional typographical shorthand notation to set multiple properties related to fonts.
As David M said in the comments, it mirrors the typesetting tradition of specifying typeface sizes a...
Is there a way to list pip dependencies/requirements?
... 18.1.
To get the output without cluttering your current directory on Linux use
pip download [package] -d /tmp --no-binary :all: -v
-d tells pip the directory that download should put files in.
Better, just use this script with the argument being the package name to get only the dependencies as...
Get lengths of a list in a jinja2 template
...ave {{products|length}} products</span>
You can also use this syntax in expressions like
{% if products|length > 1 %}
jinja2's builtin filters are documented here; and specifically, as you've already found, length (and its synonym count) is documented to:
Return the number of items...
Mixing a PHP variable with a string literal
...answered Mar 20 '11 at 13:55
alexalex
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std::string to char*
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@Kerrek SB: It was an example, would use a smart pointer in real code, or more likely avoid this c_str madness completely.
– orlp
Sep 8 '11 at 17:37
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How can I convert an RGB image into grayscale in Python?
...= rgb2gray(img)
plt.imshow(gray, cmap=plt.get_cmap('gray'), vmin=0, vmax=1)
plt.show()
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Url decode UTF-8 in Python
...ch handles decoding from percent-encoded data to UTF-8 bytes and then to text, transparently:
from urllib.parse import unquote
url = unquote(url)
Demo:
>>> from urllib.parse import unquote
>>> url = 'example.com?title=%D0%BF%D1%80%D0%B0%D0%B2%D0%BE%D0%B2%D0%B0%D1%8F+%D0%B7%D0%...