大约有 220 项符合查询结果（耗时：0.0175秒） [XML]
How to calculate moving average using NumPy?
...Numpy array rolling, edge handling :
peak memory: 1111.25 MiB, increment: 812.61 MiB
Memory, Large window (n=1001)
scipy.convolve :
peak memory: 370.62 MiB, increment: 71.83 MiB
scipy.convolve, edge handling :
peak memory: 521.98 MiB, increment: 223.18 MiB
numpy.cumsum :
peak memory: 451.32...
Unicode equivalents for \w and \b in Java regular expressions?
...A])[[\p{Mn}\p{Me}\u200C\u200D\u0488\u0489\u20DD\u20DE\u20DF\u20E0\u20E2\u20E3\u20E4\uA670\uA671\uA672\uFF9E\uFF9F][\p{Mc}\u0E30\u0E32\u0E33\u0E45\u0EB0\u0EB2\u0EB3]]*)|(?s:.))
which in Java you’d write as:
String extended_grapheme_cluster = "(?:(?:\\u000D\\u000A)|(?:[\\u0E40\\u0E41\\u0E42\\u0E4...
filter for complete cases in data.frame using dplyr (case-wise deletion)
...ed(123)
x <- sample(1e5,1e5*26, replace = TRUE)
x[sample(seq_along(x), 1e3)] <- NA
df <- as.data.frame(matrix(x, ncol = 26))
library(microbenchmark)
microbenchmark(
na.omit = {df %>% na.omit},
filter.anonymous = {df %>% (function(x) filter(x, complete.cases(x)))},
rowSums = {df ...
what is the difference between 'transform' and 'fit_transform' in sklearn
... Traceback (most recent call last)
<ipython-input-13-e3b6b8ea2aff> in <module>()
----> 1 pc2.transform(X)
/usr/local/lib/python3.4/dist-packages/sklearn/decomposition/pca.py in transform(self, X, y)
714 # XXX remove scipy.sparse support here in 0.16
...
Receiving “fatal: Not a git repository” when attempting to remote add a Git repo
...lled with NULLS and when I replaced them with a full hash (5621afeffbabed40e3f386676068c45643644b7d) read from somewhere like .git\refs\remotes\origin\master, git started working again I also needed stackoverflow.com/questions/1115854/… as this told me to delete .git/index and I needed to remove ....
set up device for development (???????????? no permissions)
...ATTRS{idVendor}=="12d1", MODE="0666"
SUBSYSTEM=="usb", ATTRS{idVendor}=="24e3", MODE="0666"
SUBSYSTEM=="usb", ATTRS{idVendor}=="2116", MODE="0666"
SUBSYSTEM=="usb", ATTRS{idVendor}=="0482", MODE="0666"
SUBSYSTEM=="usb", ATTRS{idVendor}=="17ef", MODE="0666"
SUBSYSTEM=="usb", ATTRS{idVendor}=="1004", ...
How to use Single TextWatcher for multiple EditTexts?
...ngedListener(watcher);
e2.addTextChangedListener(watcher);
e3.addTextChangedListener(watcher);
e4.addTextChangedListener(watcher);
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How to update a plot in matplotlib?
... #figure() # don't call!
plot(t, x)
#show() # don't call!
N = 1e3
figure() # call here instead!
ion() # enable interactivity
t = linspace(0, 2*pi, num=N)
for i in arange(100):
x = sin(2 * pi * i**2 * t / 100.0)
drawnow(draw_fig)
This package works with any matplotlib figure ...
In Java, how do I convert a byte array to a string of hex digits while keeping leading zeros? [dupli
...4","D5","D6","D7","D8","D9","DA","DB","DC","DD","DE","DF",
"E0","E1","E2","E3","E4","E5","E6","E7","E8","E9","EA","EB","EC","ED","EE","EF",
"F0","F1","F2","F3","F4","F5","F6","F7","F8","F9","FA","FB","FC","FD","FE","FF"};
Pretty git branch graphs
...6f5028/#ffc66d, Blue: #263e4e/#6d9cbe, Magenta: #3e1f50/#a256c7, Cyan: #234e3f/#62c1a1, and White: #979797/#ffffff.
– Slipp D. Thompson
Mar 21 '12 at 4:12
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