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Embed SVG in SVG?
...svg>
...
</svg>
</g>
</svg>
demo:
http://hitokun-s.github.io/old/demo/path-between-two-svg.html
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f...
How to do a scatter plot with empty circles in Python?
...e to ax= or current axes
"""
# from .../pylab_examples/ellipse_demo.py
e = Circle( xy=xy, radius=radius )
if ax is None:
ax = pl.gca() # ax = subplot( 1,1,1 )
ax.add_artist(e)
e.set_clip_box(ax.bbox)
e.set_edgecolor( color )
e.set_facecolor( facecolor ) ...
What does the * * CSS selector do?
...utline: 1px solid orange; }
* * * * * * * * { outline: 1px solid blue; }
Demo: http://jsfiddle.net/l2aelba/sFSad/
Example 2:
Demo: http://jsfiddle.net/l2aelba/sFSad/34/
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How is an HTTP POST request made in node.js?
...,
body: JSON.stringify({
environment: isLive ? 'production' : 'demo',
})
})
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Split (explode) pandas dataframe string entry to separate rows
...e_index:
res = res.reset_index(drop=True)
return res
Demo:
Multiple list columns - all list columns must have the same # of elements in each row:
In [134]: df
Out[134]:
aaa myid num text
0 10 1 [1, 2, 3] [aa, bb, cc]
1 11 2 [] ...
Peak signal detection in realtime timeseries data
... of thumb for selecting good parameters for your data can be found below.
Demo
The Matlab code for this demo can be found here. To use the demo, simply run it and create a time series yourself by clicking on the upper chart. The algorithm starts working after drawing lag number of observations.
R...
Can media queries resize based on a div element instead of the screen?
...e/the-flexbox-holy-albatross
Chris Coyier picks it up and works through a demo of it here: https://css-tricks.com/putting-the-flexbox-albatross-to-real-use/
To restate the issue, below we see 3 of the same component, each made up of three orange divs labelled a, b and c.
The second two's blocks d...
Non greedy (reluctant) regex matching in sed?
...`g` modifier should be on
Example (finding first sequence of digits) Live demo:
$ sed -r 's/([0-9]+).*|./\1/g' <<< 'foo 12 bar 34'
12
How does it work?
This regex benefits from an alternation |. At each position engine tries to pick the longest match (this is a POSIX standard which ...
How to use Comparator in Java to sort
... suggests it is an abstraction of more than one thing.
Anyway, here's a demo of how to use a Comparator<T>:
public class ComparatorDemo {
public static void main(String[] args) {
List<Person> people = Arrays.asList(
new Person("Joe", 24),
...
Image fingerprint to compare similarity of many images
...thrapp/phasher
And my little javascript clone:
https://redaktor.me/phasher/demo_js/index.html
Unfortunately this is "bitcount"-based but will recognize rotated images.
Another approach in javascript was to build a luminosity histogram from the image by the help of canvas. You can visualize a polygon...