大约有 43,081 项符合查询结果（耗时：0.0478秒） [XML]
How do RVM and rbenv actually work?
...
241
Short explanation: rbenv works by hooking into your environment's PATH. The concept is simple, b...
Specifying and saving a figure with exact size in pixels
Say I have an image of size 3841 x 7195 pixels. I would like to save the contents of the figure to disk, resulting in an image of the exact size I specify in pixels.
...
How to display double quotes(") Symbol in a TextView?
...
192
In the strings.xml, you can simply escape special characters (eg double quotes) with a backsla...
Is there a faster/shorter way to initialize variables in a Rust struct?
...
1 Answer
1
Active
...
How can I improve my paw detection?
...ly, you have 5 steps:
def find_paws(data, smooth_radius=5, threshold=0.0001):
data = sp.ndimage.uniform_filter(data, smooth_radius)
thresh = data > threshold
filled = sp.ndimage.morphology.binary_fill_holes(thresh)
coded_paws, num_paws = sp.ndimage.label(filled)
data_slices =...
How to check if object (variable) is defined in R?
...
You want exists():
R> exists("somethingUnknown")
[1] FALSE
R> somethingUnknown <- 42
R> exists("somethingUnknown")
[1] TRUE
R>
share
|
improve this answer
...
What is the most useful script you've written for everyday life? [closed]
...
1
2
3
Next
116
...
Plot logarithmic axes with matplotlib in python
...de would look like:
import pylab
import matplotlib.pyplot as plt
a = [pow(10, i) for i in range(10)]
fig = plt.figure()
ax = fig.add_subplot(2, 1, 1)
line, = ax.plot(a, color='blue', lw=2)
ax.set_yscale('log')
pylab.show()
...
How to define a preprocessor symbol in Xcode
...
116
Go to your Target or Project settings, click the Gear icon at the bottom left, and select "Add...