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How to asynchronously call a method in Java
...e a method and pas the variable like you would normally do. Check out this test code I made for you.
– user3004449
Apr 12 '17 at 7:00
1
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Get keys from HashMap in Java
...
This is helpful in a unit testing scenario where you have full control over the contents of your HashMap. Good show.
– risingTide
Oct 16 '18 at 20:42
...
What's the difference between Ruby's dup and clone methods?
...zen object is also frozen (whereas a dup of a frozen object isn't).
class Test
attr_accessor :x
end
x = Test.new
x.x = 7
x.freeze
y = x.dup
z = x.clone
y.x = 5 => 5
z.x = 5 => TypeError: can't modify frozen object
Another difference is with singleton methods. Same story here, dup doesn't ...
How to check if a variable is a dictionary in Python?
... your code when there are more flexible, idiomatic expressions.
is is a test for object identity. It does not support inheritance, it does not support any abstraction, and it does not support the interface.
So I will provide several options that do.
Supporting inheritance:
This is the first re...
How to launch an Activity from another Application in Android
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@andep: This worked well for me when I tested between two apps i created myself. Once I know the package name will this always work, or is there a way to prevent someone from launching your app (in the maniefest or somewhere)?
– Leonard Feeha...
Create a string with n characters
...
Likely the shortest code using the String API, exclusively:
String space10 = new String(new char[10]).replace('\0', ' ');
System.out.println("[" + space10 + "]");
// prints "[ ]"
As a method, without directly instantiating ch...
Why does C# forbid generic attribute types?
...u vastly underestimate the cost of designing, specifying, implementing and testing a new language feature.
– Jon Skeet
Aug 8 '11 at 16:08
14
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How do I delete rows in a data frame?
...here may be other problems as I only spent a couple of minutes writing and testing it, and have only started using R in the last few weeks. Any comments and improvements on this would be very welcome!
share
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disable nganimate for some elements
...s, which follows Angular animate paradigm, you can configure ng-animate to test the class using regex.
Config
var myApp = angular.module("MyApp", ["ngAnimate"]);
myApp.config(function($animateProvider) {
$animateProvider.classNameFilter(/^(?:(?!ng-animate-disabled).)*$/);
})
...
jQuery - Get Width of Element when Not Visible (Display: None)
... {w:width, h:height};
}
"realWidth" gets the width of an existing tag. I tested this with some image tags. The problem was, when the image has given CSS dimension per width (or max-width), you will never get the real dimension of that image. Perhaps, the img has "max-width: 100%", the "realWidth" ...