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Named colors in matplotlib
..._names)
ncols = 4
nrows = n // ncols
fig, ax = plt.subplots(figsize=(12, 10))
# Get height and width
X, Y = fig.get_dpi() * fig.get_size_inches()
h = Y / (nrows + 1)
w = X / ncols
for i, name in enumerate(sorted_names):
row = i % nrows
col = i // nrows
y = Y - (row * h) - h
xi_li...
Install dependencies globally and locally using package.json
...
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edited Jun 20 at 9:12
Community♦
111 silver badge
answered May 30 '12 at 9:05
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How to calculate a logistic sigmoid function in Python?
... math.exp(-x))
And now you can test it by calling:
>>> sigmoid(0.458)
0.61253961344091512
Update: Note that the above was mainly intended as a straight one-to-one translation of the given expression into Python code. It is not tested or known to be a numerically sound implementation. I...
How to linebreak an svg text within javascript?
... occur, you can break your text into multiple <tspan>s, each with x="0" and dy="1.4em" to simulate actual lines of text. For example:
<g transform="translate(123 456)"><!-- replace with your target upper left corner coordinates -->
<text x="0" y="0">
<tspan x="0" dy...
Paging UICollectionView by cells, not screen
...|
edited May 23 '17 at 12:03
Community♦
111 silver badge
answered Apr 6 '14 at 15:28
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Splitting a list into N parts of approximately equal length
...ken due to rounding errors. Do not use it!!!
assert len(chunkIt([1,2,3], 10)) == 10 # fails
Here's one that could work:
def chunkIt(seq, num):
avg = len(seq) / float(num)
out = []
last = 0.0
while last < len(seq):
out.append(seq[int(last):int(last + avg)])
...
List all indexes on ElasticSearch server?
...oncise list of all indices in your cluster, call
curl http://localhost:9200/_aliases
this will give you a list of indices and their aliases.
If you want it pretty-printed, add pretty=true:
curl http://localhost:9200/_aliases?pretty=true
The result will look something like this, if your indic...
MFC CListCtrl使用方法详解 - C/C++ - 清泛网 - 专注C/C++及内核技术
....microsoft.com/library/default.asp?url=/library/en-us/wceshellui5/html/wce50lrflistviewstyles.asp
3. 插入数据
m_list.InsertColumn( 0, "ID", LVCFMT_LEFT, 40 ); //插入列
m_list.InsertColumn( 1, "NAME", LVCFMT_LEFT, 50 );
int nRow = m_list.InsertItem(0, "11"); //插...
How to normalize a NumPy array to within a certain range?
...
140
audio /= np.max(np.abs(audio),axis=0)
image *= (255.0/image.max())
Using /= and *= allows you ...
Pandas every nth row
...
207
I'd use iloc, which takes a row/column slice, both based on integer position and following norm...