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Best way to find the intersection of multiple sets?
...t from a few examples involving + or *, almost every time I see a reduce() call with a non-trivial function argument, I need to grab pen and paper to diagram what's actually being fed into that function before I understand what the reduce() is supposed to do. So in my mind, the applicability of redu...
What is the difference between tinyint, smallint, mediumint, bigint and int in MySQL?
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They should've called that a bigint and instead of bigint, a humongousint.
– MarioDS
Aug 30 '16 at 15:20
6
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Check if option is selected with jQuery, if not select a default
...y what you want to accomplish, this bit of code worked for me.
<select id="mySelect" multiple="multiple">
<option value="1">First</option>
<option value="2">Second</option>
<option value="3">Third</option>
<option value="4">Fourth</option&g...
Using margin:auto to vertically-align a div
...now, so just use that, as per this answer.
You can't use:
vertical-align:middle because it's not applicable to block-level elements
margin-top:auto and margin-bottom:auto because their used values would compute as zero
margin-top:-50% because percentage-based margin values are calculated relative t...
GROUP_CONCAT ORDER BY
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You can use ORDER BY inside the GROUP_CONCAT function in this way:
SELECT li.client_id, group_concat(li.percentage ORDER BY li.views ASC) AS views,
group_concat(li.percentage ORDER BY li.percentage ASC)
FROM li GROUP BY client_id
...
Android Notification Sound
...otification to make a sound. It will vibrate and flash the light. The android documentation says to set a style which I've done with:
...
How to Create Grid/Tile View?
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This type of layout is called Masonry layout. Masonry is another grid layout but it will fill out the whitespace caused by the difference height of elements.
jQuery Masonry is one of jQuery plugin to create masonry layout.
Alternatively, you can ...
Can an AJAX response set a cookie?
... For me using Chrome, headers received in ajax requests will automatically get applied to the client.
– Alex
Jun 20 '16 at 13:47
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contenteditable, set caret at the end of the text (cross-browser)
...is almost identical: it just requires changing the Boolean passed into the calls to collapse(). Here's an example that creates functions for placing the caret at the start and at the end:
function createCaretPlacer(atStart) {
return function(el) {
el.focus();
if (typeof window.g...
Delete element in a slice
...pend(a[:i], a[i+1:]...)
... is syntax for variadic arguments in Go.
Basically, when defining a function it puts all the arguments that you pass into one slice of that type. By doing that, you can pass as many arguments as you want (for example, fmt.Println can take as many arguments as you want)....