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Enable access control on simple HTTP server

...mport sys class CORSRequestHandler (SimpleHTTPRequestHandler): def end_headers (self): self.send_header('Access-Control-Allow-Origin', '*') SimpleHTTPRequestHandler.end_headers(self) if __name__ == '__main__': test(CORSRequestHandler, HTTPServer, port=int(sys.argv[1]) if le...
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How to open a new window on form submit

... No need for Javascript, you just have to add a target="_blank" attribute in your form tag. <form target="_blank" action="http://example.com" method="post" id="mc-embedded-subscribe-form" name="mc-embedded-subscribe-form" class="validate" > ...
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HTML anchor link - href and onclick both?

...href attribute, I'd return "-1" to prevent the default action, which is usually the browser jumping tot he top of the page, or sometimes I'd just not return anything. Lately I've had to revise all those pages as @Amber advised... to specifically return false, if I don't want the page to jump. ...
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Backwards migration with Django South

Ok, so this seems like a really silly thing to ask, and I'm sure I'm missing something somewhere. 3 Answers ...
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Error: Jump to case label

...code, if foo equals 1, everything is ok, but if it equals 2, we'll accidentally use the i variable which does exist but probably contains garbage. switch(foo) { case 1: int i = 42; // i exists all the way to the end of the switch dostuff(i); break; case 2: dostuff(i*2); // i is ...
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Import regular CSS file in SCSS file?

...port a regular CSS file with Sass's @import command? While I'm not using all of the SCSS syntax from sass, I do still enjoy it's combining/compressing features, and would like to be able to use it without renaming all of my files to *.scss ...
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Mixin vs inheritance

... A mixin is typically used with multiple inheritance. So, in that sense, there's "no difference". The detail is that a mixin is rarely useful as a standalone object. For example, say you have a mixin named "ColorAndDimension", which adds a co...
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How does zip(*[iter(s)]*n) work in Python?

... each element is x. *arg unpacks a sequence into arguments for a function call. Therefore you're passing the same iterator 3 times to zip(), and it pulls an item from the iterator each time. x = iter([1,2,3,4,5,6,7,8,9]) print zip(x, x, x) ...
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android: move a view on touch move (ACTION_MOVE)

...ss MyActivity extends Activity implements View.OnTouchListener { TextView _view; ViewGroup _root; private int _xDelta; private int _yDelta; @Override public void onCreate(Bundle savedInstanceState) { super.onCreate(savedInstanceState); setContentView(R.layout.main); _root = (ViewGroup...
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How to delete all the rows in a table using Eloquent?

... The reason MyModel::all()->delete() doesn't work is because all() actually fires off the query and returns a collection of Eloquent objects. You can make use of the truncate method, this works for Laravel 4 and 5: MyModel::truncate(); Th...