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What is the Scala identifier “implicitly”?
...he value:
def foo[A: M] = {
val ma = implicitly[M[A]]
}
Passing a subset of implicit parameters explicitly
Suppose you are calling a method that pretty prints a person, using a type class based approach:
trait Show[T] { def show(t: T): String }
object Show {
implicit def IntShow: Show[Int]...
Sublime Text 2 - View whitespace characters
...
To view whitespace the setting is:
// Set to "none" to turn off drawing white space, "selection" to draw only the
// white space within the selection, and "all" to draw all white space
"draw_white_space": "selection",
You can see it if you go in...
Why should I use IHttpActionResult instead of HttpResponseMessage?
...()
{
IHttpActionResult response;
//we want a 303 with the ability to set location
HttpResponseMessage responseMsg = new HttpResponseMessage(HttpStatusCode.RedirectMethod);
responseMsg.Headers.Location = new Uri("http://customLocation.blah");
response = ResponseMessage(responseMsg);
...
iOS 7's blurred overlay effect using CSS?
...ide the real overlay content).
Overlay with a -moz-element background that sets the content. Note that FX doesn't support the filter: blur() attribute, so we need to us an SVG.
Overlay with non blurred content.
So, put together:
SVG blur filter (works in FX, other browsers could use filter:blur()...
Is Using .NET 4.0 Tuples in my C# Code a Poor Design Decision?
... types that share a similar structure, and treating them simply as ordered set of values. In all cases, a benefit of tuples is that they avoid cluttering your namespace with data-only classes that expose properties but not methods.
Here's an example of a reasonable use for Tuple<>:
var oppon...
Android Studio quick documentation always “fetching documentation”
...d, especially in China because google is blocked. So we should change this setting and let Android Studio fetch javadoc locally:
Download Android SDK Documentation using the Android SDK Manager.
Open the file ~/Library/Preferences/AndroidStudio2.2/options/jdk.table.xml, see notes below to make sur...
Understanding Canvas and Surface concepts
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How can I run MongoDB as a Windows service?
How can I set up MongoDB so it can run as a Windows service?
29 Answers
29
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How to correctly use “section” tag in HTML5?
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Possible to change where Android Virtual Devices are saved?
I've set up the Android SDK and Eclipse on my machine running Windows XP and AVDs (Android Virtual Devices) are saved to "Documents and Settings\ user \.android" by default. Is there any way to change this behavior? I have all of the other components saved in a directory on a separate partition an...