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Is there a generic constructor with parameter constraint in C#?
...create objects of type T:
public class A {
public static void Method<T> (T a, Func<float[,], T> creator) {
//...do something...
}
}
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How to loop through all enum values in C#? [duplicate]
...);
Or the typed version:
var values = Enum.GetValues(typeof(Foos)).Cast<Foos>();
I long ago added a helper function to my private library for just such an occasion:
public static class EnumUtil {
public static IEnumerable<T> GetValues<T>() {
return Enum.GetValues(...
Parsing query strings on Android
....getValue("paramName"); // get your value
If you are happy with the default parsing behavior you can do:
new UrlQuerySanitizer(url).getValue("paramName")
but you should make sure you understand what the default parsing behavor is, as it might not be what you want.
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Twitter Bootstrap: Text in navbar
...ootstrap documentation , I should be able to "Wrap strings of text in a <p> tag for proper leading and color." When I do this, at any level under navbar it simply doesn't inherit any of the navbar classes. Wrapping the string in <a> tags renders it but it shouldn't be an anchor....
Determining if an Object is of primitive type
...r the type is a "wrapper for primitive". I don't think there's anything built into the standard libraries for this, but it's easy to code up:
import java.util.*;
public class Test
{
public static void main(String[] args)
{
System.out.println(isWrapperType(String.class));
...
What is a lambda expression in C++11?
...r you would like to apply is unique to the particular function.
#include <algorithm>
#include <vector>
namespace {
struct f {
void operator()(int) {
// do something
}
};
}
void func(std::vector<int>& v) {
f f;
std::for_each(v.begin(), v.end(), f);
}
I...
Need to remove href values when printing in Chrome
...
<style>@media print{a[href]:after{content:none}}</style> Mostly posting for myself when I keep coming back to this page, thank you
– William Entriken
Dec 4 '14 at 16:43
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How to set a stroke-width:1 on only certain sides of SVG shapes?
Setting a stroke-width: 1 on a <rect> element in SVG places a stroke on every side of the rectangle.
3 Answers
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Using scanf() in C++ programs is faster than using cin?
...m standard input and XOR all of the numbers.
iostream version:
#include <iostream>
int main(int argc, char **argv) {
int parity = 0;
int x;
while (std::cin >> x)
parity ^= x;
std::cout << parity << std::endl;
return 0;
}
scanf version:
#include <stdi...
Best way to disable button in Twitter's Bootstrap [duplicate]
I am confused when it comes to disabling a <button> , <input> or an <a> element with classes: .btn or .btn-primary , with JavaScript/jQuery.
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