大约有 40,000 项符合查询结果（耗时：0.0498秒） [XML]
Count number of lines in a git repository
...stat 4b825dc642cb6eb9a060e54bf8d69288fbee4904
This shows the differences from the empty tree to your current working tree. Which happens to count all lines in your current working tree.
To get the numbers in your current working tree, do this:
git diff --shortstat `git hash-object -t tree /dev/...
Setting different color for each series in scatter plot on matplotlib
...hem, this sometimes is easier to perform.
import matplotlib.pyplot as plt
from random import randint
import numpy as np
#Let's generate some random X, Y data X = [ [frst group],[second group] ...]
X = [ [randint(0,50) for i in range(0,5)] for i in range(0,24)]
Y = [ [randint(0,50) for i in range(0...
Converting a Pandas GroupBy output from Series to DataFrame
..._index() seems to me to be the best way of joining the output you will get from df.groupby('some_column').apply(your_custom_func). This was not intuitive for me.
– Alexander
Jan 16 '17 at 16:57
...
How to split a string and assign it to variables
...
@PumpkinSeed just tried it out, and I get this back from err, unfortunately: too many colons in address 2001:0db8:85a3:0000:0000:8a2e:0370:7334 :(
– J.M. Janzen
Feb 25 '17 at 16:11
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How to get C# Enum description from value? [duplicate]
...all
Has a bunch of other methods, including the ability to parse the value from the description
I realise the core answer was just the cast from an int to MyEnum, but if you're doing a lot of enum work it's worth thinking about using Unconstrained Melody :)
...
View's getWidth() and getHeight() returns 0
...resource to define the button size, then reference that dimension resource from your layout file and your source code, to avoid this problem.
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How to calculate a logistic sigmoid function in Python?
...scipy.org/doc/scipy/reference/generated/scipy.stats.logistic.html
In [1]: from scipy.stats import logistic
In [2]: logistic.cdf(0.458)
Out[2]: 0.61253961344091512
which is only a costly wrapper (because it allows you to scale and translate the logistic function) of another scipy function:
In [3...
Convert Data URI to File then append to FormData
...t works with WebKit browsers. Part of the task is to extract an image file from the canvas object and append it to a FormData object for upload.
...
How to replace all occurrences of a character in string?
...esn't contain such function but you could use stand-alone replace function from algorithm header.
#include <algorithm>
#include <string>
void some_func() {
std::string s = "example string";
std::replace( s.begin(), s.end(), 'x', 'y'); // replace all 'x' to 'y'
}
...
Scala equivalent of Java java.lang.Class Object
... Type System",
val c = new C
val clazz = c.getClass // method from java.lang.Object
val clazz2 = classOf[C] // Scala method: classOf[C] ~ C.class
val methods = clazz.getMethods // method from java.lang.Class<T>
The classOf[T] method returns the runtime represent...