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Pure JavaScript: a function like jQuery's isNumeric() [duplicate]
Is there is any function like isNumeric in pure JavaScript?
6 Answers
6
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How Do I Make Glyphicons Bigger? (Change Size?)
I would like to make the globe glyphicon bigger so that it covers up a large portion of the page (it's a vector image). It's not in a button or anything; it's just alone. Is there a way to do this?
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Checking if a string can be converted to float in Python
...ent)
except ValueError:
print "Not a float"
..it's simple, and it works
Another option would be a regular expression:
import re
if re.match(r'^-?\d+(?:\.\d+)?$', element) is None:
print "Not float"
share
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Programmatically Determine a Duration of a Locked Workstation?
How can one determine, in code, how long the machine is locked?
8 Answers
8
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How to run Rails console in the test environment and load test_helper.rb?
The background: I'm having some problems with Thoughtbot's "Factory Girl" gem, with is used to create objects to use in unit and other tests. I'd like to go to the console and run different Factory Girl calls to check out what's happening. For example, I'd like to go in there are do...
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How can I catch a 404?
...pStatusCode Enumeration, specifically HttpStatusCode.NotFound
Something like:
HttpWebResponse errorResponse = we.Response as HttpWebResponse;
if (errorResponse.StatusCode == HttpStatusCode.NotFound) {
//
}
Where
we is a WebException.
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Find where python is installed (if it isn't default dir)
Python is on my machine, I just don't know where, if I type python in terminal it will open Python 2.6.4, this isn't in it's default directory, there surely is a way of finding it's install location from here?
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How do you divide each element in a list by an int?
...red Nov 23 '11 at 15:38
soulchecksoulcheck
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What is a Question Mark “?” and Colon “:” Operator Used for? [duplicate]
Two questions about using a question mark "?" and colon ":" operator within the parentheses of a print function: What do they do? Also, does anyone know the standard term for them or where I can find more information on their use? I've read that they are similar to an 'if' 'else' statement.
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What columns generally make good indexes?
...uppose, we have a table named buyers where the SELECT query uses indexes like below:
SELECT
buyer_id /* no need to index */
FROM buyers
WHERE first_name='Tariq' /* consider to use index */
AND last_name='Iqbal' /* consider to use index */
Since "buyer_id" is referenced in the SELECT portion, M...