大约有 4,769 项符合查询结果（耗时：0.0195秒） [XML]
How to set a stroke-width:1 on only certain sides of SVG shapes?
... stroke-width: 1 on a <rect> element in SVG places a stroke on every side of the rectangle.
3 Answers
...
What is the difference between “def” and “val” to define a function
...
Method def even evaluates on call and creates new function every time (new instance of Function1).
def even: Int => Boolean = _ % 2 == 0
even eq even
//Boolean = false
val even: Int => Boolean = _ % 2 == 0
even eq even
//Boolean = true
With def you can get new function on every...
Best way to check if UITableViewCell is completely visible
...e a UITableView with cells of different heights and I need to know when they are completely visible or not.
10 Answers
...
python plot normal distribution
...
import matplotlib.pyplot as plt
import numpy as np
import scipy.stats as stats
import math
mu = 0
variance = 1
sigma = math.sqrt(variance)
x = np.linspace(mu - 3*sigma, mu + 3*sigma, 100)
plt.plot(x, stats.norm.pdf(x, mu, sigma))
plt.show()
...
What is the best way to get all the divisors of a number?
Here's the very dumb way:
16 Answers
16
...
Delegates: Predicate vs. Action vs. Func
Can someone provide a good explanation (hopefully with examples) of these 3 most important delegates:
8 Answers
...
Haskell, Lisp, and verbosity [closed]
For those of you experienced in both Haskell and some flavor of Lisp, I'm curious how "pleasant" (to use a horrid term) it is to write code in Haskell vs. Lisp.
...
STL 算法 - C/C++ - 清泛网 - 专注C/C++及内核技术
... Pred> FwdIt adjacent_find(FwdIt first, FwdIt last, Pred pr);
binary_search
<algorithm>
在有序序列中查找value,找到返回true.重载的版本实用指定的比较函数对象或函数指针来判断相等
函数原形
template<class FwdIt, class T> bool binary_search(F...
Call by name vs call by value in Scala, clarification needed
As I understand it, in Scala, a function may be called either
16 Answers
16
...
What is the difference between == and Equals() for primitives in C#?
...
Short answer:
Equality is complicated.
Detailed answer:
Primitives types override the base object.Equals(object) and return true if the boxed object is of the same type and value. (Note that it will also work for nullable types; non-null nullable...