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Referring to a file relative to executing script
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In STL maps, is it better to use map::insert than []?
...els natural and is clear to read whereas he preferred map.insert(std::make_pair(key, value)) .
13 Answers
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How to change the session timeout in PHP?
...u are using PHP's default session handling with cookies, setting session.gc_maxlifetime along with session_set_cookie_params should work for you like this:
// server should keep session data for AT LEAST 1 hour
ini_set('session.gc_maxlifetime', 3600);
// each client should remember their session id...
Python None comparison: should I use “is” or ==?
My editor warns me when I compare my_var == None , but no warning when I use my_var is None .
3 Answers
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Twitter Bootstrap - Tabs - URL doesn't change
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Try this code. It adds tab href to url + opens tab based on hash on page load:
$(function(){
var hash = window.location.hash;
hash && $('ul.nav a[href="' + hash + '"]').tab('show');
$('.nav-tabs a').click(function (e) {
$(this).tab('show');
var scrollm...
Some built-in to pad a list in python
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a += [''] * (N - len(a))
or if you don't want to change a in place
new_a = a + [''] * (N - len(a))
you can always create a subclass of list and call the method whatever you please
class MyList(list):
def ljust(self, n, fillvalue=''):
return self + [fillvalue] * (n - len(self))
a...
If string is empty then return some default value
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Nodejs send file in response
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Is it possible in SASS to inherit from a class in another file?
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How can I select rows with most recent timestamp for each key value?
...s from ~1K sensors, so trying to join the table with itself on a timestamp-based filter is very resource-intensive; the above takes a couple of seconds.
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