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Determine if an object property is ko.observable
...ervable(). You can call it like ko.isObservable(vm[key]).
Update from comment:
Here is a function to determine if something is a computed observable:
ko.isComputed = function (instance) {
if ((instance === null) || (instance === undefined) || (instance.__ko_proto__ === undefined)) return ...
throw Error('msg') vs throw new Error('msg')
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@paulmelnikow - Yes. Backward compatibility is TC39's highest priority. The mantra is "don't break the web."
– T.J. Crowder
Dec 10 '18 at 7:41
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JavaScript click event listener on class
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stackoverflow.com/a/13258908/1333493 "document.getElementsByClassName does not return an array. It returns a node list which is traversed like an XML file."
– Nemo
Sep 24 '15 at 10:20
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Looping over a list in Python
... print x
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[1, 2, 3]
[8, 9, 10]
or if you need more pythonic use list-comprehensions
>>> [x for x in mylist if len(x)==3]
[[1, 2, 3], [8, 9, 10]]
>>>
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How to “re-run with -deprecation for details” in sbt?
When I compile Scala code, by running sbt compile , SBT says:
3 Answers
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What are the differences between -std=c++11 and -std=gnu++11?
What are the differences between -std=c++11 and -std=gnu++11 as compilation parameter for gcc and clang? Same question with c99 and gnu99 ? I know about C++ and C standards, it's the differences in the parameters that interest me.
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Hover and Active only when not disabled
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Remove menu and status bars in TinyMCE 4
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RSpec controller testing - blank response.body
...e behavior of your actions & filters your controller tests, not the outcome of template rendering — that's what view specs are for.
However, if you wish to make your controller specs render templates as the app normally would, use the render_views directive:
describe YourController do
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Difference between constituency parser and dependency parser
... the phrase/clause spans from text. And that is when a constituency parser comes in handy.
– Pedram
Oct 9 '19 at 17:51
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