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How to calculate time in hours between two dates in iOS

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how to ignore namespaces with XPath

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Excel VBA - exit for loop

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Rails - Nested includes on Active Records?

...es like that (if you actually need to). Say that A is also associated with Z, and that C is associated to E and F. A.includes( { bees: [ { cees: [:ees, :effs] }, :dees] }, :zees) And for good fun, we'll also say that E is associated to J and X, and that D is associated to Y. A.includes( { bees: ...
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data type not understood

... Try: mmatrix = np.zeros((nrows, ncols)) Since the shape parameter has to be an int or sequence of ints http://docs.scipy.org/doc/numpy/reference/generated/numpy.zeros.html Otherwise you are passing ncols to np.zeros as the dtype. ...
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Tooltips for cells in HTML table (no Javascript)

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Get type name without full namespace

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Should I be using object literals or constructor functions?

...t of contract (through the constructor) what properties the object initializes/contains. A free literal is just an amorphous blob of data. You might as well have an external verify function that acts on a plain old data object: var data = { foo: 42, bar: 43 }; function verify(data) { ...
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Run an exe from C# code

...indowStyle.Hidden; startInfo.Arguments = "-f j -o \"" + ex1 + "\" -z 1.0 -s y " + ex2; try { // Start the process with the info we specified. // Call WaitForExit and then the using statement will close. using (Process exeProcess = Process....
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“used as value” in function call

... edited Nov 28 '18 at 7:21 Flimzy 55.3k1313 gold badges8585 silver badges127127 bronze badges answered Sep 24 '12 at 8:24 ...