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Difference between map and collect in Ruby?
...chmark code:
require 'benchmark'
h = { abc: 'hello', 'another_key' => 123, 4567 => 'third' }
a = 1..10
many = 500_000
Benchmark.bm do |b|
GC.start
b.report("hash keys collect") do
many.times do
h.keys.collect(&:to_s)
end
end
GC.start
b.report("hash keys map") ...
Is it possible to get the non-enumerable inherited property names of an object?
...getPrototypeOf(obj);
}
return [...result];
}
let obj = {
abc: 123,
xyz: 1.234,
foobar: "hello"
};
console.log(getAllPropertyNames(obj));
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How to make JavaScript execute after page load?
...
123
You can put a "onload" attribute inside the body
...<body onload="myFunction()">...
O...
Horizontal ListView in Android?
...
123
As per Android Documentation RecyclerView is the new way to organize the items in listview and...
How do I create a multiline Python string with inline variables?
...s not valid on legacy python versions (e.g. 2.4)
– Oz123
Nov 16 '12 at 10:12
If using curly braces, they need to be es...
Can I call a base class's virtual function if I'm overriding it?
...
123
Yes,
class Bar : public Foo
{
...
void printStuff()
{
Foo::printStuff();...
Using LINQ to remove elements from a List
...e reason for using HashSet for another collection?
– 123 456 789 0
Aug 7 '12 at 1:51
55
@LeoLuis:...
Turn off autosuggest for EditText?
...
123
I had the same question but I still wanted to set this option in my XML file so I did a little...
Formatting a float to 2 decimal places
...crolling through tons of docs every time I need to format some scalar.
$"{1234.5678:0.00}" "1234.57" 2 decimal places, notice that value is rounded
$"{1234.5678,10:0.00}" " 1234.57" right-aligned
$"{1234.5678,-10:0.00}" "1234.57 " left-aligned
$"{1234.5678:0.#####}"...
Can an Option in a Select tag carry multiple values?
...
one option is to put multi value with comma seperated
like
value ="123,1234"
and in the server side separate them
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