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What is the fastest integer division supporting division by zero no matter what the result is?
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Inheriting class methods from modules / mixins in Ruby
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Call Go functions from C
...'t define any C functions in preamble if you're using
exports.
source: https://github.com/golang/go/wiki/cgo
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What does “fragment” mean in ANTLR?
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Does PostgreSQL support “accent insensitive” collations?
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CSS media queries: max-width OR max-height
...n and (max-width: 995px) , screen and (max-height: 700px) {
...
}
From https://developer.mozilla.org/en/CSS/Media_queries/
...In addition, you can combine multiple media queries in a comma-separated list; if any of the media queries in the list is true, the associated style sheet is applied....
What is hashCode used for? Is it unique?
...
This is from the msdn article here:
https://blogs.msdn.microsoft.com/tomarcher/2006/05/10/are-hash-codes-unique/
"While you will hear people state that hash codes generate a unique value for a given input, the fact is that, while difficult to accomplish, it is...
What is the “N+1 selects problem” in ORM (Object-Relational Mapping)?
...olves them.
This is discussed here by one of the MySQL development team:
http://jorgenloland.blogspot.co.uk/2013/02/dbt-3-q3-6-x-performance-in-mysql-5610.html
So the summary is: If you've been avoiding joins in the past because of MySQL's abysmal performance with them, then try again on the late...
What's the difference between event.stopPropagation and event.preventDefault?
...k(function () {
alert("parent click event fired!")
})
<script src="https://ajax.googleapis.com/ajax/libs/jquery/2.1.1/jquery.min.js"></script>
<div id="foo">
<button id="but">button</button>
</div>
stopPropagation
$("#but").click(function (ev...
When to use the brace-enclosed initializer?
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