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Xcode debugger doesn't print objects and shows nil, when they aren't
... when trying to print an object with po <objectName> , but only for one project.
14 Answers
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What framework for MVVM should I use? [closed]
... declare an interest here, because I've been actively involved in at least one MVVM framework, and I've had input into others through the WPF Disciples group, so I'm a little bit biased. Saying that, here goes:
Microsofts MVVM Toolkit - this is still very much in the alpha stages. When it was origi...
A generic error occurred in GDI+, JPEG Image to MemoryStream
... be open at the time the object is saved. I am not sure why this is. Is anyone able to enlighten me and how I can get around this.
I only return from a stream because after using the resize code similar to this the destination file has an unknown mime type (img.RawFormat.Guid) and Id like the Mime...
How to bind RadioButtons to an enum?
...verter={StaticResource enumBooleanConverter}, ConverterParameter=YetAnotherOne}">yet another one</RadioButton>
</StackPanel>
</Grid>
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Generics in C#, using type of a variable as parameter [duplicate]
...and pass in your type parameter as the type argument, pushing the decision one level higher up the stack?
If you could give us more information about what you're doing, that would help. Sometimes you may need to use reflection as above, but if you pick the right point to do it, you can make sure yo...
Generating random strings with T-SQL
...y it advanced the random seed. I updated the code, and also fixed the mentioned off-by-one issue.
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PHP validation/regex for URL
I've been looking for a simple regex for URLs, does anybody have one handy that works well? I didn't find one with the zend framework validation classes and have seen several implementations.
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How do lexical closures work?
...environments for each of the functions created, with a different i in each one.
flist = []
for i in xrange(3):
def funcC(j):
def func(x): return x * j
return func
flist.append(funcC(i))
for f in flist:
print f(2)
This is what happens when you mix side effects and fun...
Usage of protocols as array types and function parameters in swift
...use Self or associatedtype keywords in their definitions (and Equatable is one of them).
In some cases it's possible to use a type-erased wrapper to make your collection homomorphic. Below is an example.
// This protocol doesn't provide polymorphism over the types which implement it.
protocol X: E...
What is the difference between the $parse, $interpolate and $compile services?
...live DOM with all the directives (here: ng-src) reacting to model changes. One would invoke it as follows: $compile(imgHtml)($scope) and would get a DOM element with all the DOM event bounds as a result. $compile is making use of $interpolate (among other things) to do its job.
$interpolate knows ho...