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Length of a JavaScript object
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This doesn't have to modify any existing prototype since Object.keys() is now built in.
Edit: Objects can have symbolic properties which can not be returned via Object.key method. So the answer would be incomplete without mentioning them.
Symbol type was added to the language to create unique ide...
How to get all groups that a user is a member of?
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I tried again just now, still on Win 7, and it does work fine. Perhaps I had typo when first trying this out. Thanks for adding the replace to strip out the forest "guff".
– Dallas
Mar 13 '17 at 21:09
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What is the strict aliasing rule?
...wn convenience. Anyway undefined behavior might still ensue. Even when we know some of what's happening under the hood, it's still a violation of the rule so no well defined behavior is guaranteed. So just by wrapping in a function that takes our word delimited buffer doesn't necessarily help.
So ho...
How to get the previous URL in JavaScript?
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If you want to go to the previous page without knowing the url, you could use the new History api.
history.back(); //Go to the previous page
history.forward(); //Go to the next page in the stack
history.go(index); //Where index could be 1, -1, 56, etc.
But you can't man...
How can I set the PHP version in PHPStorm?
...s, then click PHP under Languages & Frameworks. The PHP page opens.
Now you can do 2 things:
On the PHP page that opens you can set the "PHP Language Level".
You can install the PHP version that you wish locally by, for example, installing packages like wamp or xamp and then set the interpr...
Split string on the first white space occurrence
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Late to the game, I know but there seems to be a very simple way to do this:
const str = "72 tocirah sneab";
const arr = str.split(/ (.*)/);
console.log(arr);
This will leave arr[0] with "72" and arr[1] with "tocirah sneab". Note th...
jQuery object equality
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If you still don't know, you can get back the original object by:
alert($("#deviceTypeRoot")[0] == $("#deviceTypeRoot")[0]); //True
alert($("#deviceTypeRoot")[0] === $("#deviceTypeRoot")[0]);//True
because $("#deviceTypeRoot") also returns an...
How do I Disable the swipe gesture of UIPageViewController?
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I've been fighting this for a while now and thought I should post my solution, following on from Jessedc's answer; removing the PageViewController's datasource.
I added this to my PgeViewController class (linked to my page view controller in the storyboard, in...
Pythonic way to print list items
I would like to know if there is a better way to print all objects in a Python list than this :
11 Answers
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Stop the 'Ding' when pressing Enter
...true; //This will suppress the "ding" sound.*/
// Perform search now.
}
}
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