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C# Passing Function as Argument [duplicate]
...on(double x);
public double Diff(double x, MyFunction f)
{
double h = 0.0000001;
return (f(x + h) - f(x)) / h;
}
public double MyFunctionMethod(double x)
{
// Can add more complicated logic here
return x + 10;
}
public void Client()
{
double result = Diff(1.234, x => x * 4...
What's the best way to bundle static resources in a Go program? [closed]
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answered Dec 16 '12 at 19:01
DanielDaniel
33.7k99 gold badges7878 silver badges7070 bronze badges
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How can I generate Unix timestamps?
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In Linux or MacOS you can use:
date +%s
where
+%s, seconds since 1970-01-01 00:00:00 UTC. (GNU Coreutils 8.24 Date manual)
Example output now 1454000043.
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Why does this method print 4?
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I think the others have done a good job at explaining why cnt > 0, but there's not enough details regarding why cnt = 4, and why cnt varies so widely among different settings. I will attempt to fill that void here.
Let
X be the total stack size
M be the stack space used when we enter ...
What is the difference between class and instance methods?
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edited Feb 26 '10 at 17:11
answered Jun 27 '09 at 21:19
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Typedef function pointer?
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answered Nov 28 '10 at 5:13
e2-e4e2-e4
25.1k55 gold badges6565 silver badges9393 bronze badges
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Why should I prefer to use member initialization lists?
...call to a default constructor. Consider:
class A
{
public:
A() { x = 0; }
A(int x_) { x = x_; }
int x;
};
class B
{
public:
B()
{
a.x = 3;
}
private:
A a;
};
In this case, the constructor for B will call the default constructor for A, and then initialize a.x ...
How to break out of multiple loops?
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answered Oct 10 '08 at 0:25
Robert RossneyRobert Rossney
83.7k2323 gold badges134134 silver badges207207 bronze badges
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基于PECL OAuth打造微博应用 - 更多技术 - 清泛网 - 专注C/C++及内核技术
...$param = array(), $header = array())
{
$boundary = sprintf('%010d', mt_rand());
$header[] = "Content-Type: multipart/form-data; boundary={$boundary}";
$oauth = array(
'oauth_consumer_key' => $this->consumer_key,
'oauth_nonce' ...
Remove an onclick listener
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430
mTitleView.setOnClickListener(null) should do the trick.
A better design might be to do a check...