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Why use Object.prototype.hasOwnProperty.call(myObj, prop) instead of myObj.hasOwnProperty(prop)?
If I understand correctly, each and every object in Javascript inherits from the Object prototype, which means that each and every object in Javascript has access to the hasOwnProperty function through its prototype chain.
...
How do I reset the scale/zoom of a web app on an orientation change on the iPhone?
...oad until gesturestart when you allow scalability again with this script:
if (navigator.userAgent.match(/iPhone/i) || navigator.userAgent.match(/iPad/i)) {
var viewportmeta = document.querySelector('meta[name="viewport"]');
if (viewportmeta) {
viewportmeta.content = 'width=device-wi...
How to use Checkbox inside Select Option
...eckboxes() {
var checkboxes = document.getElementById("checkboxes");
if (!expanded) {
checkboxes.style.display = "block";
expanded = true;
} else {
checkboxes.style.display = "none";
expanded = false;
}
}
.multiselect {
width: 200px;
}
.selectBox {
positio...
How do I change bash history completion to complete what's already on the line?
...h-backward
"\e[B": history-search-forward
or equivalently,
# ~/.bashrc
if [[ $- == *i* ]]
then
bind '"\e[A": history-search-backward'
bind '"\e[B": history-search-forward'
fi
(the if statement checks for interactive mode)
Normally, Up and Down are bound to the Readline functions previ...
Why is my process's Exited method not being called?
...g code, but why is the ProcessExited method never called? It is the same if I don't a use Windows shell ( startInfo.UseShellExecute = false ).
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How to clear an ImageView in Android?
...eResource(0);
it works but it is not documented so it isn't really clear if it effects something else in the view (you can check the ImageView code if you like, i didn't).
I think the best solution is:
viewToUse.setImageResource(android.R.color.transparent);
I like this solution the most cause...
What does value & 0xff do in Java?
...on something like this is necessary is that byte is a signed type in Java. If you just wrote:
int result = value;
then result would end up with the value ff ff ff fe instead of 00 00 00 fe. A further subtlety is that the & is defined to operate only on int values1, so what happens is:
value...
Register Application class in Manifest?
...ep the global state of my application. But I'm unable to register it in Manifest file? Any idea how to do this?
3 Answers
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Look up all descendants of a class in Ruby
...That works great, thanks! I suppose visiting every class might be too slow if you're trying to shave milliseconds, but it's perfectly speedy for me.
– Douglas Squirrel
Mar 6 '10 at 20:01
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How do Mockito matchers work?
...ny , argThat , eq , same , and ArgumentCaptor.capture() ) behave very differently from Hamcrest matchers.
2 Answers
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