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Call asynchronous method in constructor?
... should look like while the data is downloading. Have the page constructor set up that view, and start the download. When the download completes update the page to display the data.
I have a blog post on asynchronous constructors that you may find useful. Also, some MSDN articles; one on asynchrono...
Why doesn't JUnit provide assertNotEquals methods?
...r of style. But assertThat is a whole lot more expressive than the limited set of assert* methods available. Therefore you can express the exact constraints in a single line, have it (almost) read like an english sentence and get a meaningful message when the assert fails. Granted, that's not alway...
How to wait until an element exists?
...continue searching for the target
intervals[selector] = window.setInterval(function () {
$this.waitUntilExists(handler, shouldRunHandlerOnce, true);
}, 500);
}
}
return $this;
};
}(jQuery, window));
...
get current url in twig template?
...et('_route_params')) }}
If you want to read it into a view variable:
{% set currentPath = path(app.request.attributes.get('_route'),
app.request.attributes.get('_route_params')) %}
The app global view variable contains all sorts of useful shortcuts, such as app.session an...
What is the meaning of “$” sign in JavaScript
... name.) It is typically used as a selector (i.e. a function that returns a set of elements found in the DOM).
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Activity transition in Android
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On HTC you have to change settings > display > animation to all for it to work (or at least on HTC Desire HD).
– Urboss
May 1 '12 at 14:57
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Why doesn't indexOf work on an array IE8?
...ectness. There are many operations for which order does not matter (e.g., set difference.) Also, the original comment made no mention of enumerating in index sequence, just that for/in includes user def fn's.
– Spain Train
Nov 5 '10 at 23:44
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What does a lazy val do?
... editor after snippets, if snippets enabled
if (StackExchange.settings.snippets.snippetsEnabled) {
StackExchange.using("snippets", function() {
createEditor();
});
}
else {
createEditor();
...
How to generate all permutations of a list?
...None else r
for indices in product(range(n), repeat=r):
if len(set(indices)) == r:
yield tuple(pool[i] for i in indices)
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Is there any way to prevent input type=“number” getting negative values?
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@Rexford I agree, But I have set min="0" so there are no nagatives. If you want to negative value then remove this attribute.
– Chinmay235
Apr 16 '18 at 9:16
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