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Resize HTML5 canvas to fit window
...ns will not correspond 1:1 with canvas pixel positions, and you'll have to transform the coordinate systems.
– jerseyboy
Dec 1 '11 at 15:44
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Difference between map, applymap and apply methods in Pandas
...e.g., df['A'].map({1:'a', 2:'b', 3:'c'}))
applymap is good for elementwise transformations across multiple rows/columns (e.g., df[['A', 'B', 'C']].applymap(str.strip))
apply is for applying any function that cannot be vectorised (e.g., df['sentences'].apply(nltk.sent_tokenize))
Summarising
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Best way to test SQL queries [closed]
...ose a complicated query.
In the example, because each view adds only one transformation, each can be independently tested to find errors, and the tests are simple.
Here's the base table in the example:
create table month_value(
eid int not null, month int, year int, value int );
This tab...
Most popular screen sizes/resolutions on Android phones [closed]
... 160 1280 x 800 8:5 1.6000 1280 x 800
ASUS Transformer 10" 1280 x 800 mdpi 1 160 1280 x 800 8:5 1.6000 1280 x 800
ASUS Transformer 2 10" 1920 x 1200 hdpi 1.5 240 1280 x 800 ...
iOS 7's blurred overlay effect using CSS?
...ure that the content will always flow though the .header__background. This transform while always hide some content beneath the header. Fixing this is ease adding
.header__background:before{
display:inline-block;
content:'';
height:$HeightOfTheHEader
}
to accommodate for the transform.
Th...
How to elegantly rename all keys in a hash in Ruby? [duplicate]
...ppings = { 'Bruce' => 'Bruce Wayne', 'Clark' => 'Clark Kent' }
ages.transform_keys(&mappings.method(:[]))
#=> { 'Bruce Wayne' => 32, 'Clark Kent' => 28 }
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How can I convert an RGB image into grayscale in Python?
...ther reason, he should be able to use the builtin colorsys.rgb_to_yiq() to transform plus a slice to get just the luma channel.
– Silas Ray
Aug 30 '12 at 16:53
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How do I calculate percentiles with python/numpy?
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The lambda function lets you transform the data in N before calculating a percentile. Say you actually have a list of tuples N = [(1, 2), (3, 1), ..., (5, 1)] and you want to get the percentile of the first element of the tuples, then you choose key=lamb...
Using sphinx with Markdown instead of RST
...o the RST parser :-).
You can use an existing markdown->XML parser and transform the result (using XSLT?) to the docutils schema.
You could take some existing python markdown parser that lets you define a custom renderer and make it build docutils node tree.
You could fork the existing RST rea...
How can I make XSLT work in chrome?
...an XML document here that is served with a corresponding XSL file . The transformation is left to be executed client-side, without JavaScript.
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