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bool to int conversion
...e, with true converting to 1 and false converting to 0. This is guaranteed by the language.
P.S. C language also has a dedicated boolean type _Bool (macro-aliased as bool), and its integral conversion rules are essentially the same as in C++. But nevertheless this is not relevant to your specific e...
How do I get the current line number?
...
In .NET 4.5 / C# 5, you can get the compiler to do this work for you, by writing a utility method that uses the new caller attributes:
using System.Runtime.CompilerServices;
static void SomeMethodSomewhere()
{
ShowMessage("Boo");
}
...
static void ShowMessage(string message,
[CallerLin...
How to get all options of a select using jQuery?
How can I get all the options of a select through jQuery by passing on its ID?
17 Answers
...
How to open a second activity on click of button in android app
...ate);
setContentView(R.layout.activity_main);
button=(Button)findViewById(R.id.button1);
button.setOnClickListener(new View.OnClickListener() {
@Override
public void onClick(View v) {
// TODO Auto-generated method stub
...
How can I fill a div with an image while keeping it proportional?
...hich works like background-size: cover. Positioning would be taken care of by object-position attribute, which defaults to centering.
But there is no support for it in any IE / Edge browsers, or Android < 4.4.4. Also, object-position is not supported by Safari, iOS or OSX. Polyfills do exist, ob...
What is the difference between IEqualityComparer and IEquatable?
...uld be the right choice: This interface is supposed to be implemented only by T itself, so that one instance of T has internal knowledge of how to compare itself to another instance of T.
On the other hand, if there are several equally reasonable methods of comparing two Ts for equality, IEqualityC...
How can I efficiently download a large file using Go?
...ive u some codes might help you.
code:
func HTTPDownload(uri string) ([]byte, error) {
fmt.Printf("HTTPDownload From: %s.\n", uri)
res, err := http.Get(uri)
if err != nil {
log.Fatal(err)
}
defer res.Body.Close()
d, err := ioutil.ReadAll(res.Body)
if err != nil...
What is the canonical way to check for errors using the CUDA runtime API?
...as part of a larger application.
Here's a reasonably terse way to do that by throwing a C++ exception derived from std::runtime_error using thrust::system_error:
#include <thrust/system_error.h>
#include <thrust/system/cuda/error.h>
#include <sstream>
void throw_on_cuda_error(cu...
How can I pass an argument to a PowerShell script?
... accepted solution work, the main difference is that this reads parameters by position, while the accepted solution does it by name. When multiple parameters need to be passed, passing by name might be cleaner.
– Florin Dumitrescu
Nov 22 '13 at 15:57
...
How to calculate number of days between two given dates?
...en.wikipedia.org/wiki/Leap_year#Algorithm
## if (year is not divisible by 4) then (it is a common Year)
#else if (year is not divisable by 100) then (ut us a leap year)
#else if (year is not disible by 400) then (it is a common year)
#else(it is aleap year)
return (year % 4 == 0 ...