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Do I set properties to nil in dealloc when using ARC?
...hat it shouldn't touch in dealloc (e.g. if your class, or a subclass, overrides the setter). Similarly it may trigger KVO notifications. Releasing the ivar instead avoids these undesired behaviors.
In ARC, the system automatically releases any ivars for you, so if that's all you're doing you don't ...
Control the size of points in an R scatterplot?
... to be too small, but pch=19 to be too fat. Is there something in the middle or some way to scale the dots down somehow?
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Why does running the Flask dev server run itself twice?
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Ah ok. Thanks for the explanation! So its considered normal behaviour? At least good that nothing's wrong with my code.. :)
– kramer65
Aug 26 '14 at 11:06
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Django: How to completely uninstall a Django app?
...y_app_name gets you get the SQL statements that should be executed to get rid of all traces of the app in your DB. You still need to copy and paste (or pipe) those statements into your SQL client. For Django 1.7 and up, use ./manage.py migrate my_app_name zero (see the migrate docs), which runs the ...
How does Java Garbage Collection work with Circular References?
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Java's GC considers objects "garbage" if they aren't reachable through a chain starting at a garbage collection root, so these objects will be collected. Even though objects may point to each other to form a cycle, they're still garbage i...
Can I arrange repositories into folders on Github?
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This is not an answer so much as a heads up.
One recent side effect of structuring utilizing organizations has come to light due to the following announcement of free private repos for users: https://blog.github.com/2019-01-07-new-year-new-github/
Organization private repos are st...
AngularJS - Access to child scope
...pe.$$childHead; cs; cs = cs.$$nextSibling) {
// cs is child scope
}
Fiddle
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Why doesn't Objective-C support private methods?
... method implementation has the exact same exposure and all of the APIs provided by the Objective-C runtime that work with methods and selectors work equally the same across all methods.
As many have answered (both here and in other questions), compile-time private methods are supported; if a class...
Purpose of #!/usr/bin/python3
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@winklerrr Yes, it's more widely used.
– MerreM
Nov 25 '19 at 14:37
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How does generic lambda work in C++14?
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Unfortunately, they are not part of C++11 (http://ideone.com/NsqYuq):
auto glambda = [](auto a) { return a; };
int main() {}
With g++ 4.7:
prog.cpp:1:24: error: parameter declared ‘auto’
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However, the way it might be implemented in C++14 as per the Portland p...