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sizeof single struct member in C
... char text[member_size(Parent, text)];
int used;
} Child;
I'm actually a bit surprised that sizeof((type *)0)->member) is even allowed as a constant expression. Cool stuff.
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impr...
Why are regular expressions so controversial? [closed]
...ions. And not just slow, but the performance of the regex engine can be totally unpredictable when faced with arbitrary (user-supplied) inputs.
– Pacerier
Dec 1 '15 at 21:53
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How can jQuery deferred be used?
... // or may not have been retrieved using an
// XHR request.
});
Basically, if the value has already been requested once before it's returned immediately from the cache. Otherwise, an AJAX request fetches the data and adds it to the cache. The $.when/.then doesn't care about any of this; all ...
Is there Selected Tab Changed Event in the standard WPF Tab Control
...
I tied this in the handler to make it work:
void TabControl_SelectionChanged(object sender, SelectionChangedEventArgs e)
{
if (e.Source is TabControl)
{
//do work when tab is changed
}
}
sh...
What is the difference between Numpy's array() and asarray() functions?
... use one rather than the other? They seem to generate identical output for all the inputs I can think of.
6 Answers
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Way to ng-repeat defined number of times instead of repeating over array?
...
Update (9/25/2018)
Newer versions of AngularJS (>= 1.3.0) allow you to do this with only a variable (no function needed):
<li ng-repeat="x in [].constructor(number) track by $index">
<span>{{ $index+1 }}</span>
</li>
$scope.number = 5;
This was not poss...
Generating random whole numbers in JavaScript in a specific range?
...
It's only doing that because it's calling floor, which rounds down.
– Josh Stodola
Oct 6 '09 at 20:17
6
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Is object empty? [duplicate]
...uming that by empty you mean "has no properties of its own".
// Speed up calls to hasOwnProperty
var hasOwnProperty = Object.prototype.hasOwnProperty;
function isEmpty(obj) {
// null and undefined are "empty"
if (obj == null) return true;
// Assume if it has a length property with a ...
Django Rest Framework File Upload
...
Use the FileUploadParser, it's all in the request.
Use a put method instead, you'll find an example in the docs :)
class FileUploadView(views.APIView):
parser_classes = (FileUploadParser,)
def put(self, request, filename, format=None):
fi...
ERROR 2002 (HY000): Can't connect to local MySQL server through socket '/tmp/mysql.sock'
I installed MySQL on Mac OS X Mountain Lion with homebrew install mysql , but when I tried mysql -u root I got the following error:
...