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What is a rune?
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From the Go lang release notes: http://golang.org/doc/go1#rune
Rune is a Type. It occupies 32bit and is meant to represent a Unicode CodePoint.
As an analogy the english characters set encoded in 'ASCII' has 128 code points....
In HTML5, is the localStorage object isolated per page/domain?
...mysite.it:8012/App2 have shared local storage. (Caveat: If you access them from different protocols, EG http vs https, those are not shared. Within the same protocol, subdomain, domain, and port -- they are shared. This is a simplification of the concept of 'Origin'.)
– William...
Why is `replace` property deprecated in AngularJS directives? [duplicate]
...es(element, child);
element.replaceWith(child);
}
/// Copy attributes from sourceElement to targetElement, merging their values if the attribute is already present
Utils.mergeAttributes = function(sourceElement, targetElement) {
var arr = sourceElement[0].attributes;
for(var i = 0; i &l...
How to get the last character of a string in a shell?
...acter you should just use -1 as the index since the negative indices count from the end of the string:
echo "${str: -1}"
The space after the colon (:) is REQUIRED.
This approach will not work without the space.
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Array vs. Object efficiency in JavaScript
... But I want to know what is performing better: retrieving an object from an array (by looping through it) or from an "associative" object where the id is the key. I'm sorry if my question wasn't clear...
– Moshe Shaham
Jun 25 '13 at 10:57
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Prefer composition over inheritance?
...rs. Inheritance is more rigid as most languages do not allow you to derive from more than one type. So the goose is more or less cooked once you derive from TypeA.
My acid test for the above is:
Does TypeB want to expose the complete interface (all public methods no less) of TypeA such that Typ...
Ignore modified (but not committed) files in git?
...-index --skip-worktree which won't be lost on a hard reset or a new change from a pull.
See the man page at http://schacon.github.com/git/git-update-index.html
And a comparison at http://fallengamer.livejournal.com/93321.html
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Does Qt support virtual pure slots?
... Qt has a lot of "configuration pages" classes which all inherit directly from QWidget .
2 Answers
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Lost my schema.rb! Can it be regenerated?
...them is db:schema:dump which will recreate the schema.rb for the Rails app from the database.
bundle exec rake db:schema:dump
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Cross compile Go on OSX?
...on the net. Closest example that I have found has been published on (apart from many unfinished discussions on go-nuts mailing list):
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