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Is there a standard sign function (signum, sgn) in C/C++?
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Surprised no one has posted the type-safe C++ version yet:
template <typename T> int sgn(T val) {
return (T(0) < val) - (val < T(0));
}
Benefits:
Actually implements signum (-1, 0, or 1). Implementations here using co...
Using the “animated circle” in an ImageView while loading stuff
I am currently using in my application a listview that need maybe one second to be displayed.
6 Answers
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How to simulate a higher resolution screen? [closed]
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In the chance that it helps anyone, Here's the sample code to do what @Cody Crumrine suggested and is Genius!! <iframe src="site to test.com" width="1024" height="768"></iframe>
– Stuart
Mar 21 '17 at 13:...
Why does Python code run faster in a function?
This piece of code in Python runs in (Note: The timing is done with the time function in BASH in Linux.)
3 Answers
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How to import an existing X.509 certificate and private key in Java keystore to use in SSL?
...eps which I found in the comments/posts linked in the other answers:
Step one: Convert the x.509 cert and key to a pkcs12 file
openssl pkcs12 -export -in server.crt -inkey server.key \
-out server.p12 -name [some-alias] \
-CAfile ca.crt -caname root
Note: Make sure ...
How do I bind to list of checkbox values with AngularJS?
...an array of objects. Each solution has it pros and cons. Below you'll find one for each case.
With a simple array as input data
The HTML could look like:
<label ng-repeat="fruitName in fruits">
<input
type="checkbox"
name="selectedFruits[]"
value="{{fruitName}}"
ng-ch...
Maven: Failed to read artifact descriptor
I am hoping someone can help me with a problem I am struggling with.
25 Answers
25
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UICollectionView current visible cell index
...n during a short scroll. May or may not be a good thing, depending on what one wants to do.
– ToolmakerSteve
Jun 28 '16 at 12:39
4
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Is it wrong to use Deprecated methods or classes in Java?
...e definition of deprecated:
A program element annotated @Deprecated is one that programmers are discouraged from using, typically because it is dangerous, or because a better alternative exists.
The method is kept in the API for backward compatibility for an unspecified period of time, and may...
How can I test an AngularJS service from the console?
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TLDR: In one line the command you are looking for:
angular.element(document.body).injector().get('serviceName')
Deep dive
AngularJS uses Dependency Injection (DI) to inject services/factories into your components,directives and ...