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When should TaskCompletionSource be used?
...e work is done
obj.Done += (args) =>
{
// this will notify the caller
// of the SomeApiWrapper that
// the task just completed
tcs.SetResult(args);
}
// start the work
obj.Do();
return tcs.Task;
}
So it's especially useful when used t...
mkdir's “-p” option
...ertips: man mkdir yields this about -p switch:
-p, --parents
no error if existing, make parent directories as needed
Use case example: Assume I want to create directories hello/goodbye but none exist:
$mkdir hello/goodbye
mkdir:cannot create directory 'hello/goodbye': No such file or directo...
URLEncoder not able to translate space character
...
This behaves as expected. The URLEncoder implements the HTML Specifications for how to encode URLs in HTML forms.
From the javadocs:
This class contains static methods for
converting a String to the
application/x-www-form-urlencoded MIME
format.
and from the HTML Specification...
Limit file format when using ?
...; element in HTML. I have a feeling it's impossible, but I'd like to know if there is a solution. I'd like to keep solely to HTML and JavaScript; no Flash please.
...
How to add a browser tab icon (favicon) for a website?
...Opera 10 and Safari 4) will always request a favicon.ico unless you've specified a shortcut icon via <link>.
So all you have to do is to make the /favicon.ico request to your website return your favicon. This option unfortunately doesn't allow you to use a PNG icon.
See also favicon.png vs ...
How to save an HTML5 Canvas as an image on a server?
...RL
}
}).done(function(o) {
console.log('saved');
// If you want the file to be visible in the browser
// - please modify the callback in javascript. All you
// need is to return the url to the file, you just saved
// and than put the image in your browser.
...
Should I use pt or px?
What is the difference between pt and px in CSS? Which one should I use and why?
5 Answers
...
Trying to login to RDP using AS3
... of 16 bit (short). This means, you have to write data in little endian as if it'll be interpreted as big endian. In order to convert the data from big endian to little endian, you can use a temporary ByteArray that has its endian set to big, write data in it, then call writeBytes() on your main buf...
Getting the minimum of two values in SQL
...M:
This is probably best for when addressing only two possible values, if there are more than two, consider Craig's answer using Values clause.
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Get the string representation of a DOM node
...
Ouch. So simple... Just a little note: If I want the whole document "stringified", I can use the same method with document.documentElement (usecase: AJAX requests). Perhaps you could incorporate that in the answer?
– Boldewyn
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