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HTTP status code 0 - Error Domain=NSURLErrorDomain?
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There is no HTTP status code 0. What you see is a 0 returned by the API/library that you are using. You will have to check the documentation for that.
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PHP String to Float
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$rootbeer = (float) $InvoicedUnits;
Should do it for you. Check out Type-Juggling. You should...
Is there any difference between __DIR__ and dirname(__FILE__) in PHP?
...ve a
trailing slash unless it is the root
directory. (Added in PHP 5.3.0.)
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Return number of rows affected by UPDATE statements
...ber of rows affected by an UPDATE query in a Stored Procedure (SQL Server 2005), as a resultset. e.g.
3 Answers
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What does %~dp0 mean, and how does it work?
I find %~dp0 very useful, and I use it a lot to make my batch files more portable.
7 Answers
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Why is DarkGray lighter than Gray?
...r to "Silver". However, the W3C defined Gray (more appropriately?) as RGB 50%.
Here's some more Wikipedia on the subject:
Perhaps most unusual of the color clashes between X11 and W3C is the
case of "Gray" and its variants. In HTML, "Gray" is specifically
reserved for the 128 triplet (50% g...
Print a list in reverse order with range()?
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use reversed() function:
reversed(range(10))
It's much more meaningful.
Update:
If you want it to be a list (as btk pointed out):
list(reversed(range(10)))
Update:
If you want to use only range to achieve the same result, you can use all its parameters. ran...
How to make Scroll From Source feature always enabled?
... chalimartineschalimartines
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Invoke a callback at the end of a transition
...milar to jQuery) using D3.js . What I need to do is to set the opacity to 0 using transition() .
9 Answers
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What's the difference between eval, exec, and compile?
... as an expression, so it really does not return anything).
In versions 1.0 - 2.7, exec was a statement, because CPython needed to produce a different kind of code object for functions that used exec for its side effects inside the function.
In Python 3, exec is a function; its use has no effect ...