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Accessing a Dictionary.Keys Key through a numeric index
...tem.Collections.ICollection' does not contain a definition for 'ElementAt' and no extension method 'ElementAt' accepting a first argument of type 'System.Collections.ICollection' could be found
– v.oddou
Feb 20 '15 at 6:59
...
POSTing JsonObject With HttpClient From Web API
... using HttpClient from Web API. I'm not quite sure how to go about this and can't find much in the way of sample code.
...
How to read a text file into a list or an array with Python
..., a file containing the alphabetic characters 3 by row (a,b,c, d,e,f, etc) and apply the procedure described above what you get is a list like this: ['a', 'b', 'c\nd', 'e', ... ] (note the item 'c\nd'). I'd like to add that, the above problem notwistanding, this procedure collapses data from indivi...
Redirect From Action Filter Attribute
... I have an ActionFilterAttribute called IsAuthenticatedAttributeFilter and that checked the value of a session variable. If the variable is false, I want the application to redirect to the login page. I would prefer to redirect using the route name SystemLogin however any redirect method at ...
How to send a GET request from PHP?
...et_contents doesn't let you make the request with custom cookies, headers, and other things that a browser would typically send, so you might not get the response you were looking for. In that case, you'd be better off using CURL anyway. (But that isn't the OP's case.)
– Sasha ...
How do I set default values for functions parameters in Matlab?
... to do this like you've attempted.
The usual approach is to use "varargs" and check against the number of arguments. Something like:
function f(arg1, arg2, arg3)
if nargin < 3
arg3 = 'some default'
end
end
There are a few fancier things you can do with isempty, etc., and you might...
Get Android API level of phone currently running my application [duplicate]
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Check android.os.Build.VERSION, which is a static class that holds various pieces of information about the Android OS a system is running.
If you care about all versions possible (back to original Android version), as in minSdkVer...
How to tell if UIViewController's view is visible
... method causes the view to load (if it is not loaded) which is unnecessary and may be undesirable. It would be better to check first to see if it is already loaded. I've added the call to isViewLoaded to avoid this problem.
if (viewController.isViewLoaded && viewController.view.window) {
...
Append a NumPy array to a NumPy array
... argument. Thus if you need to combine more than 2 arrays, vstack is more handy.
– ruhong
Oct 22 '15 at 12:57
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How to get the name of enumeration value in Swift?
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As of Xcode 7 beta 5 (Swift version 2) you can now print type names and enum cases by default using print(_:), or convert to String using String's init(_:) initializer or string interpolation syntax. So for your example:
enum City: Int {
case Melbourne = 1, Chelyabinsk, Bursa
}
let city ...