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Java logical operator short-circuiting
...operators "short-circuit", meaning they don't evaluate the right-hand side if it isn't necessary.
The & and | operators, when used as logical operators, always evaluate both sides.
There is only one case of short-circuiting for each operator, and they are:
false && ... - it is not ne...
Checking if object is empty, works with ng-show but not from controller?
...way, ng-show should keep working, and in your controller you can just do:
if ($scope.items) {
// items have value
} else {
// items is still null
}
And in your $http callbacks, you do the following:
$http.get(..., function(data) {
$scope.items = {
data: data,
// other...
Find the most frequent number in a numpy vector
...
If your list contains all non-negative ints, you should take a look at numpy.bincounts:
http://docs.scipy.org/doc/numpy/reference/generated/numpy.bincount.html
and then probably use np.argmax:
a = np.array([1,2,3,1,2,1,1,1,3,...
Detecting when user scrolls to bottom of div with jQuery
...nd:
jQuery(function($) {
$('#flux').on('scroll', function() {
if($(this).scrollTop() + $(this).innerHeight() >= $(this)[0].scrollHeight) {
alert('end reached');
}
})
});
http://jsfiddle.net/doktormolle/w7X9N/
Edit: I've updated 'bind' to 'on' as per:
As...
How is __eq__ handled in Python and in what order?
...ow how to compare themselves to B's, Python tries invoking B.__eq__ to see if it knows how to compare itself to an int.
If you amend your code to show what values are being compared:
class A(object):
def __eq__(self, other):
print("A __eq__ called: %r == %r ?" % (self, other))
...
How to convert an integer to a string in any base?
...
If you need compatibility with ancient versions of Python, you can either use gmpy (which does include a fast, completely general int-to-string conversion function, and can be built for such ancient versions -- you may need t...
Finding local IP addresses using Python's stdlib
...
This appears to only return a single IP address. What if the machine has multiple addresses?
– Jason R. Coombs
Oct 23 '09 at 14:39
29
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Java, Simplified check if int array contains int
...ally my mate has been saying that I could make my code shorter by using a different way of checking if an int array contains an int, although he won't tell me what it is :P.
...
How can I check if character in a string is a letter? (Python)
...
str.isalpha()
Return true if all characters in the string are alphabetic and there is at least one character, false otherwise. Alphabetic characters are those characters defined in the Unicode character database as “Letter”, i.e., those with gener...
How to dismiss a Twitter Bootstrap popover by clicking outside?
...click', function (e) {
//did not click a popover toggle or popover
if ($(e.target).data('toggle') !== 'popover'
&& $(e.target).parents('.popover.in').length === 0) {
$('[data-toggle="popover"]').popover('hide');
}
});
For buttons containing icons use (this code...