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CSS3 Rotate Animation
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2017: This is now very well supported and a preferred way to do non-infinite rotations. -webkit- prefix is no longer needed and can be safely removed. Browser support: caniuse.com/#search=transforms
– Alph.Dev
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PHP - how to best determine if the current invocation is from CLI or web server?
...on that next year there may be new ways to use PHP that we can't possibly know now. I'd rather not think about it when all I care about is weather I should wrap my output in HTML or not.
Fortunately, PHP has a way to check for this specifically. Just use http_response_code() without any parameters ...
How can I reverse a list in Python?
...,2,3,4]
a = a[::-1]
print(a)
>>> [4,3,2,1]
The job is done, and now you have a reversed list.
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How to have Android Service communicate with Activity
...answered Mar 17 '10 at 15:54
MrSnowflakeMrSnowflake
4,55422 gold badges2626 silver badges3232 bronze badges
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Iterate a list as pair (current, next) in Python
...thon looking at the "current" element and the "next" element. I have, till now, done so with code like:
10 Answers
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When should I create a destructor?
...here could have been a thread abort halfway through writing the double and now the finalizer has to deal with a half-initialized half-zero double.
– Eric Lippert
Mar 31 '11 at 14:11
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C++ sorting and keeping track of indexes
...p;v](size_t i1, size_t i2) {return v[i1] < v[i2];});
return idx;
}
Now you can use the returned index vector in iterations such as
for (auto i: sort_indexes(v)) {
cout << v[i] << endl;
}
You can also choose to supply your original index vector, sort function, comparator, or ...
Can I use multiple versions of jQuery on the same page?
... -- $ and jQuery belong to versionX.
You call your "jquery.versionY.js" -- now $ and jQuery belong to versionY, plus _$ and _jQuery belong to versionX.
my_jQuery = jQuery.noConflict(true); -- now $ and jQuery belong to versionX, _$ and _jQuery are probably null, and my_jQuery is versionY.
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JSON serialization of Google App Engine models
...([(p, unicode(getattr(self, p))) for p in self.properties()])
SimpleJSON now works properly:
class Photo(DictModel):
filename = db.StringProperty()
title = db.StringProperty()
description = db.StringProperty(multiline=True)
date_taken = db.DateTimeProperty()
date_uploaded = db.Date...
using jquery $.ajax to call a PHP function
... languageFunctions: 'someFunc1 someFunc2'
}
});
And now some usage scenarios:
// Suspend callback mode so we don't work with the DOM
P.callback(false);
// Both .end() and .data return data to variables
var strLenA = P.strlen('some string').end();
var strLenB = P.strlen('anot...