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How to set a Javascript object values dynamically?
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You can get the property the same way as you set it.
foo = {
bar: "value"
}
You set the value
foo["bar"] = "baz";
To get the value
foo["bar"]
will return "baz".
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im...
What is the C# equivalent to Java's isInstance()?
...esult of the cast and use as if you do. You hardly ever want to write:
if(foo is Bar) {
return (Bar)foo;
}
Instead of:
var bar = foo as Bar;
if(bar != null) {
return bar;
}
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impr...
Git is ignoring files that aren't in gitignore
...se --show-toplevel)"/.git/info/exclude
Alternatively use git add -f which allows adding otherwise ignored files.
See: man gitignore, man git-check-ignore for more details.
Syntax
git check-ignore [options] pathname…
git check-ignore [options] --stdin
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What does 'synchronized' mean?
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The synchronized keyword is all about different threads reading and writing to the same variables, objects and resources. This is not a trivial topic in Java, but here is a quote from Sun:
synchronized methods enable a simple
strategy for prevent...
How can I force clients to refresh JavaScript files?
...sion of the file and they do not see the update. Obviously, on a support call, we can simply inform them to do a ctrl F5 refresh to ensure that they get the up-to-date files from the server, but it would be preferable to handle this before that time.
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How do I get the name of a Ruby class?
...ce the class of a class is Class. Instead, you can just use name:
module Foo
class Bar
def self.say_name
puts "I'm a #{name}!"
end
end
end
Foo::Bar.say_name
output:
I'm a Foo::Bar!
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What is the best way to exit a function (which has no return value) in python before the function en
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I would suggest:
def foo(element):
do something
if not check: return
do more (because check was succesful)
do much much more...
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Adding multiple class using ng-class
...ass="{'class1 class2' : expression1}" just test that and did not worked at all, solution as @CodeHater said "To apply multiple classes when an expression holds true:" that made the trick
– d1jhoni1b
Jul 14 '14 at 22:51
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Is it OK to use == on enums in Java?
... it is to put the functionality within the enum itself, so you could just call roundingMode.round(someValue). This gets to the heart of Java enums - they're object-oriented enums, unlike the "named values" found elsewhere.
EDIT: The spec isn't very clear, but section 8.9 states:
The body of an ...
Side-by-side plots with ggplot2
...wilke below and this vignette for an equivalent approach; but the function allows finer controls on plot location and size, based on this vignette.
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