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Unpacking array into separate variables in JavaScript
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This is currently the only cross-browser-compatible solution AFAIK:
var one = arr[0],
two = arr[1];
ES6 will allow destructuring assignment:
let [x, y] = ['foo', 'bar'];
console.log(x); // 'foo'
console.log(y); // 'bar'
Or, to stick to your initial example:
var arr = ['one', '...
Ruby: How to get the first character of a string
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You can use Ruby's open classes to make your code much more readable. For instance, this:
class String
def initial
self[0,1]
end
end
will allow you to use the initial method on any string. So if you have the following variables:
last_name = "Smith"...
How to split last commit into two in Git
I have two working branches, master and forum and I've just made some modifications in forum branch, that I'd like to cherry-pick into master . But unfortunately, the commit I want to cherry-pick also contains some modifications that I don't want.
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Regular expression to match any character being repeated more than 10 times
I'm looking for a simple regular expression to match the same character being repeated more than 10 or so times. So for example, if I have a document littered with horizontal lines:
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Creating a new dictionary in Python
...ered Dec 8 '11 at 1:13
Jan VorcakJan Vorcak
16.5k1111 gold badges4242 silver badges8383 bronze badges
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Easy way to test a URL for 404 in PHP?
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If you are using PHP's curl bindings, you can check the error code using curl_getinfo as such:
$handle = curl_init($url);
curl_setopt($handle, CURLOPT_RETURNTRANSFER, TRUE);
/* Get the HTML or whatever is linked in $url. */
$response = curl_exec($handle);
/* Check for 40...
How do I get a raw, compiled SQL query from a SQLAlchemy expression?
...s an updated answer.
Quoting from the blog post, this is suggested and worked for me.
>>> from sqlalchemy.dialects import postgresql
>>> print str(q.statement.compile(dialect=postgresql.dialect()))
Where q is defined as:
>>> q = DBSession.query(model.Name).distinct(mo...
Can you do a partial checkout with Subversion?
If I had 20 directories under trunk/ with lots of files in each and only needed 3 of those directories, would it be possible to do a Subversion checkout with only those 3 directories under trunk?
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Shell script “for” loop syntax
I have gotten the following to work:
11 Answers
11
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Single quotes vs. double quotes in C or C++
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Antti Haapala
109k2121 gold badges223223 silver badges258258 bronze badges
answered Sep 10 '10 at 9:45
David Rodrígue...