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What is the best way to create constants in Objective-C
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How can I see the raw SQL queries Django is running?
... it's very useful for debugging.
Documentation and source is available at http://django-debug-toolbar.readthedocs.io/.
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Android: Difference between onInterceptTouchEvent and dispatchTouchEvent?
...
I came accross very intuitive explanation at this webpage http://doandroids.com/blogs/tag/codeexample/. Taken from there:
boolean onTouchEvent(MotionEvent ev) - called whenever a touch event with this View as target is detected
boolean onInterceptTouchEvent(MotionEvent ev) ...
Refused to display in a frame because it set 'X-Frame-Options' to 'SAMEORIGIN'
..."v/" so a full URL would become: <iframe width='1080' height='760' src="https://www.youtube.com/embed/dQw4w9WgXcQ" frameborder="0" allowfullscreen></iframe>
– backwardm
Aug 5 '15 at 20:28
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Collection that allows only unique items in .NET?
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What is the (function() { } )() construct in JavaScript?
...ernet. Please follow me.');
})();
//Using the exclamation mark operator
//https://stackoverflow.com/a/5654929/1175496
!function() {
console.log('Welcome to the Internet. Please follow me.');
}();
If there are no special requirements for its return value, then we can write:
!function(){}(); //...
Perl flags -pe, -pi, -p, -w, -d, -i, -t?
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How to print to stderr in Python?
...le=sys.stderr)
Long answer
print >> sys.stderr is gone in Python3.
http://docs.python.org/3.0/whatsnew/3.0.html says:
Old: print >> sys.stderr, "fatal error"
New: print("fatal error", file=sys.stderr)
For many of us, it feels somewhat unnatural to relegate the destination to the end...
How to save a PNG image server-side, from a base64 data string
...ay that discussed topic is documented in RFC 2397 - The "data" URL scheme (https://tools.ietf.org/html/rfc2397)
Because of this PHP has a native way to handle such data - "data: stream wrapper" (http://php.net/manual/en/wrappers.data.php)
So you can easily manipulate your data with PHP streams:
$...
Difference between std::result_of and decltype
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