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Check if an element is present in an array [duplicate]
...ates an includes() method for arrays that specifically solves the problem, and so is now the preferred method.
[1, 2, 3].includes(2); // true
[1, 2, 3].includes(4); // false
[1, 2, 3].includes(1, 2); // false (second parameter is the index position in this array at which to begin searching...
YouTube iframe API: how do I control an iframe player that's already in the HTML?
...complete';
if (domReady && !iframe) {
// DOM is ready and iframe does not exist. Log a message
window.console && console.log('callPlayer: Frame not found; id=' + frame_id);
if (queue) clearInterval(queue.poller);
} else if (func === 'listening') {
...
Why am I not getting a java.util.ConcurrentModificationException in this example?
...s says in the Javadoc:
The iterators returned by this class's iterator and listIterator
methods are fail-fast: if the list is structurally modified at any
time after the iterator is created, in any way except through the
iterator's own remove or add methods, the iterator will throw a
Con...
Can I use view pager with views (not with fragments)
...tation is to just return the view as the key as well. FragmentPageAdapter handles all the key-to-view stuff for you and thus just asks you to create a fragment instead.
– themightyjon
Sep 7 '15 at 16:24
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How to get all properties values of a JavaScript Object (without knowing the keys)?
...
If you're reading this answer and you might be possibly dealing with strings, you should definitely punch javascript in the face.
– user1228
Jan 28 '16 at 14:35
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How does Stack Overflow generate its SEO-friendly URLs?
...rst glance.
This is the second version, unrolled for 5x more performance (and yes, I benchmarked it). I figured I'd optimize it because this function can be called hundreds of times per page.
/// <summary>
/// Produces optional, URL-friendly version of a title, "like-this-one".
/// hand-tun...
Swift Programming: getter/setter in stored property
...
var rank: Int = 0 {
didSet {
// Say 1000 is not good for you and 999 is the maximum you want to be stored there
if rank >= 1000 {
rank = 999
}
}
}
share
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How to modify existing, unpushed commit messages?
...t commit. Additionally, you can set the commit message directly in the command line with:
git commit --amend -m "New commit message"
…however, this can make multi-line commit messages or small corrections more cumbersome to enter.
Make sure you don't have any working copy changes staged before do...
How to sort with lambda in Python
In Python, I am trying to sort by date with lambda. I can't understand my error message. The message is:
4 Answers
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GUI not working after rewriting to MVC
...similar principles. Note that the Model manages a single Piece, chosen at random. In response to a user's selection, the View invokes the check() method, while listening for a response from the Model via update(). The View then updates itself using information obtained from the Model. Similarly, the...